added PRVM_64 define which upgrades the QC VM to double precision
[xonotic/darkplaces.git] / clvm_cmds.c
1 #include "quakedef.h"
2
3 #include "prvm_cmds.h"
4 #include "csprogs.h"
5 #include "cl_collision.h"
6 #include "r_shadow.h"
7 #include "jpeg.h"
8 #include "image.h"
9
10 //============================================================================
11 // Client
12 //[515]: unsolved PROBLEMS
13 //- finish player physics code (cs_runplayerphysics)
14 //- EntWasFreed ?
15 //- RF_DEPTHHACK is not like it should be
16 //- add builtin that sets cl.viewangles instead of reading "input_angles" global
17 //- finish lines support for R_Polygon***
18 //- insert selecttraceline into traceline somehow
19
20 //4 feature darkplaces csqc: add builtin to clientside qc for reading triangles of model meshes (useful to orient a ui along a triangle of a model mesh)
21 //4 feature darkplaces csqc: add builtins to clientside qc for gl calls
22
23 extern cvar_t v_flipped;
24 extern cvar_t r_equalize_entities_fullbright;
25
26 r_refdef_view_t csqc_original_r_refdef_view;
27 r_refdef_view_t csqc_main_r_refdef_view;
28
29 // #1 void(vector ang) makevectors
30 static void VM_CL_makevectors (prvm_prog_t *prog)
31 {
32         vec3_t angles, forward, right, up;
33         VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
34         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), angles);
35         AngleVectors(angles, forward, right, up);
36         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
37         VectorCopy(right, PRVM_clientglobalvector(v_right));
38         VectorCopy(up, PRVM_clientglobalvector(v_up));
39 }
40
41 // #2 void(entity e, vector o) setorigin
42 static void VM_CL_setorigin (prvm_prog_t *prog)
43 {
44         prvm_edict_t    *e;
45         prvm_vec_t      *org;
46         VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
47
48         e = PRVM_G_EDICT(OFS_PARM0);
49         if (e == prog->edicts)
50         {
51                 VM_Warning(prog, "setorigin: can not modify world entity\n");
52                 return;
53         }
54         if (e->priv.required->free)
55         {
56                 VM_Warning(prog, "setorigin: can not modify free entity\n");
57                 return;
58         }
59         org = PRVM_G_VECTOR(OFS_PARM1);
60         VectorCopy (org, PRVM_clientedictvector(e, origin));
61         if(e->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
62                 e->priv.required->mark = PRVM_EDICT_MARK_SETORIGIN_CAUGHT;
63         CL_LinkEdict(e);
64 }
65
66 static void SetMinMaxSizePRVM (prvm_prog_t *prog, prvm_edict_t *e, prvm_vec_t *min, prvm_vec_t *max)
67 {
68         int             i;
69
70         for (i=0 ; i<3 ; i++)
71                 if (min[i] > max[i])
72                         prog->error_cmd("SetMinMaxSize: backwards mins/maxs");
73
74         // set derived values
75         VectorCopy (min, PRVM_clientedictvector(e, mins));
76         VectorCopy (max, PRVM_clientedictvector(e, maxs));
77         VectorSubtract (max, min, PRVM_clientedictvector(e, size));
78
79         CL_LinkEdict (e);
80 }
81
82 static void SetMinMaxSize (prvm_prog_t *prog, prvm_edict_t *e, const vec_t *min, const vec_t *max)
83 {
84         prvm_vec3_t mins, maxs;
85         VectorCopy(min, mins);
86         VectorCopy(max, maxs);
87         SetMinMaxSizePRVM(prog, e, mins, maxs);
88 }
89
90 // #3 void(entity e, string m) setmodel
91 static void VM_CL_setmodel (prvm_prog_t *prog)
92 {
93         prvm_edict_t    *e;
94         const char              *m;
95         dp_model_t *mod;
96         int                             i;
97
98         VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
99
100         e = PRVM_G_EDICT(OFS_PARM0);
101         PRVM_clientedictfloat(e, modelindex) = 0;
102         PRVM_clientedictstring(e, model) = 0;
103
104         m = PRVM_G_STRING(OFS_PARM1);
105         mod = NULL;
106         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
107         {
108                 if (!strcmp(cl.csqc_model_precache[i]->name, m))
109                 {
110                         mod = cl.csqc_model_precache[i];
111                         PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
112                         PRVM_clientedictfloat(e, modelindex) = -(i+1);
113                         break;
114                 }
115         }
116
117         if( !mod ) {
118                 for (i = 0;i < MAX_MODELS;i++)
119                 {
120                         mod = cl.model_precache[i];
121                         if (mod && !strcmp(mod->name, m))
122                         {
123                                 PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
124                                 PRVM_clientedictfloat(e, modelindex) = i;
125                                 break;
126                         }
127                 }
128         }
129
130         if( mod ) {
131                 // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
132                 // LordHavoc: erm you broke it by commenting this out - setmodel must do setsize or else the qc can't find out the model size, and ssqc does this by necessity, consistency.
133                 SetMinMaxSize (prog, e, mod->normalmins, mod->normalmaxs);
134         }
135         else
136         {
137                 SetMinMaxSize (prog, e, vec3_origin, vec3_origin);
138                 VM_Warning(prog, "setmodel: model '%s' not precached\n", m);
139         }
140 }
141
142 // #4 void(entity e, vector min, vector max) setsize
143 static void VM_CL_setsize (prvm_prog_t *prog)
144 {
145         prvm_edict_t    *e;
146         vec3_t          mins, maxs;
147         VM_SAFEPARMCOUNT(3, VM_CL_setsize);
148
149         e = PRVM_G_EDICT(OFS_PARM0);
150         if (e == prog->edicts)
151         {
152                 VM_Warning(prog, "setsize: can not modify world entity\n");
153                 return;
154         }
155         if (e->priv.server->free)
156         {
157                 VM_Warning(prog, "setsize: can not modify free entity\n");
158                 return;
159         }
160         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), mins);
161         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), maxs);
162
163         SetMinMaxSize( prog, e, mins, maxs );
164
165         CL_LinkEdict(e);
166 }
167
168 // #8 void(entity e, float chan, string samp, float volume, float atten) sound
169 static void VM_CL_sound (prvm_prog_t *prog)
170 {
171         const char                      *sample;
172         int                                     channel;
173         prvm_edict_t            *entity;
174         float                           volume;
175         float                           attenuation;
176         float pitchchange;
177         int flags;
178         vec3_t                          org;
179
180         VM_SAFEPARMCOUNTRANGE(5, 7, VM_CL_sound);
181
182         entity = PRVM_G_EDICT(OFS_PARM0);
183         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
184         sample = PRVM_G_STRING(OFS_PARM2);
185         volume = PRVM_G_FLOAT(OFS_PARM3);
186         attenuation = PRVM_G_FLOAT(OFS_PARM4);
187
188         if (volume < 0 || volume > 1)
189         {
190                 VM_Warning(prog, "VM_CL_sound: volume must be in range 0-1\n");
191                 return;
192         }
193
194         if (attenuation < 0 || attenuation > 4)
195         {
196                 VM_Warning(prog, "VM_CL_sound: attenuation must be in range 0-4\n");
197                 return;
198         }
199
200         if (prog->argc < 6)
201                 pitchchange = 0;
202         else
203                 pitchchange = PRVM_G_FLOAT(OFS_PARM5);
204         // ignoring prog->argc < 7 for now (no flags supported yet)
205
206         if (prog->argc < 7)
207                 flags = 0;
208         else
209                 flags = PRVM_G_FLOAT(OFS_PARM6);
210
211         channel = CHAN_USER2ENGINE(channel);
212
213         if (!IS_CHAN(channel))
214         {
215                 VM_Warning(prog, "VM_CL_sound: channel must be in range 0-127\n");
216                 return;
217         }
218
219         CL_VM_GetEntitySoundOrigin(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), org);
220         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);
221 }
222
223 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
224 static void VM_CL_pointsound(prvm_prog_t *prog)
225 {
226         const char                      *sample;
227         float                           volume;
228         float                           attenuation;
229         vec3_t                          org;
230
231         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
232
233         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
234         sample = PRVM_G_STRING(OFS_PARM1);
235         volume = PRVM_G_FLOAT(OFS_PARM2);
236         attenuation = PRVM_G_FLOAT(OFS_PARM3);
237
238         if (volume < 0 || volume > 1)
239         {
240                 VM_Warning(prog, "VM_CL_pointsound: volume must be in range 0-1\n");
241                 return;
242         }
243
244         if (attenuation < 0 || attenuation > 4)
245         {
246                 VM_Warning(prog, "VM_CL_pointsound: attenuation must be in range 0-4\n");
247                 return;
248         }
249
250         // Send World Entity as Entity to Play Sound (for CSQC, that is MAX_EDICTS)
251         S_StartSound(MAX_EDICTS, 0, S_FindName(sample), org, volume, attenuation);
252 }
253
254 // #14 entity() spawn
255 static void VM_CL_spawn (prvm_prog_t *prog)
256 {
257         prvm_edict_t *ed;
258         ed = PRVM_ED_Alloc(prog);
259         VM_RETURN_EDICT(ed);
260 }
261
262 static void CL_VM_SetTraceGlobals(prvm_prog_t *prog, const trace_t *trace, int svent)
263 {
264         VM_SetTraceGlobals(prog, trace);
265         PRVM_clientglobalfloat(trace_networkentity) = svent;
266 }
267
268 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
269 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
270
271 // #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
272 static void VM_CL_traceline (prvm_prog_t *prog)
273 {
274         vec3_t  v1, v2;
275         trace_t trace;
276         int             move, svent;
277         prvm_edict_t    *ent;
278
279 //      R_TimeReport("pretraceline");
280
281         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
282
283         prog->xfunction->builtinsprofile += 30;
284
285         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
286         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), v2);
287         move = (int)PRVM_G_FLOAT(OFS_PARM2);
288         ent = PRVM_G_EDICT(OFS_PARM3);
289
290         if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
291                 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));
292
293         trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true, false);
294
295         CL_VM_SetTraceGlobals(prog, &trace, svent);
296 //      R_TimeReport("traceline");
297 }
298
299 /*
300 =================
301 VM_CL_tracebox
302
303 Used for use tracing and shot targeting
304 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
305 if the tryents flag is set.
306
307 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
308 =================
309 */
310 // LordHavoc: added this for my own use, VERY useful, similar to traceline
311 static void VM_CL_tracebox (prvm_prog_t *prog)
312 {
313         vec3_t  v1, v2, m1, m2;
314         trace_t trace;
315         int             move, svent;
316         prvm_edict_t    *ent;
317
318 //      R_TimeReport("pretracebox");
319         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
320
321         prog->xfunction->builtinsprofile += 30;
322
323         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
324         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), m1);
325         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), m2);
326         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), v2);
327         move = (int)PRVM_G_FLOAT(OFS_PARM4);
328         ent = PRVM_G_EDICT(OFS_PARM5);
329
330         if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
331                 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));
332
333         trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
334
335         CL_VM_SetTraceGlobals(prog, &trace, svent);
336 //      R_TimeReport("tracebox");
337 }
338
339 static trace_t CL_Trace_Toss (prvm_prog_t *prog, prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
340 {
341         int i;
342         float gravity;
343         vec3_t start, end, mins, maxs, move;
344         vec3_t original_origin;
345         vec3_t original_velocity;
346         vec3_t original_angles;
347         vec3_t original_avelocity;
348         trace_t trace;
349
350         VectorCopy(PRVM_clientedictvector(tossent, origin)   , original_origin   );
351         VectorCopy(PRVM_clientedictvector(tossent, velocity) , original_velocity );
352         VectorCopy(PRVM_clientedictvector(tossent, angles)   , original_angles   );
353         VectorCopy(PRVM_clientedictvector(tossent, avelocity), original_avelocity);
354
355         gravity = PRVM_clientedictfloat(tossent, gravity);
356         if (!gravity)
357                 gravity = 1.0f;
358         gravity *= cl.movevars_gravity * 0.05;
359
360         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
361         {
362                 PRVM_clientedictvector(tossent, velocity)[2] -= gravity;
363                 VectorMA (PRVM_clientedictvector(tossent, angles), 0.05, PRVM_clientedictvector(tossent, avelocity), PRVM_clientedictvector(tossent, angles));
364                 VectorScale (PRVM_clientedictvector(tossent, velocity), 0.05, move);
365                 VectorAdd (PRVM_clientedictvector(tossent, origin), move, end);
366                 VectorCopy(PRVM_clientedictvector(tossent, origin), start);
367                 VectorCopy(PRVM_clientedictvector(tossent, mins), mins);
368                 VectorCopy(PRVM_clientedictvector(tossent, maxs), maxs);
369                 trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), true, true, NULL, true);
370                 VectorCopy (trace.endpos, PRVM_clientedictvector(tossent, origin));
371
372                 if (trace.fraction < 1)
373                         break;
374         }
375
376         VectorCopy(original_origin   , PRVM_clientedictvector(tossent, origin)   );
377         VectorCopy(original_velocity , PRVM_clientedictvector(tossent, velocity) );
378         VectorCopy(original_angles   , PRVM_clientedictvector(tossent, angles)   );
379         VectorCopy(original_avelocity, PRVM_clientedictvector(tossent, avelocity));
380
381         return trace;
382 }
383
384 static void VM_CL_tracetoss (prvm_prog_t *prog)
385 {
386         trace_t trace;
387         prvm_edict_t    *ent;
388         prvm_edict_t    *ignore;
389         int svent = 0;
390
391         prog->xfunction->builtinsprofile += 600;
392
393         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
394
395         ent = PRVM_G_EDICT(OFS_PARM0);
396         if (ent == prog->edicts)
397         {
398                 VM_Warning(prog, "tracetoss: can not use world entity\n");
399                 return;
400         }
401         ignore = PRVM_G_EDICT(OFS_PARM1);
402
403         trace = CL_Trace_Toss (prog, ent, ignore, &svent);
404
405         CL_VM_SetTraceGlobals(prog, &trace, svent);
406 }
407
408
409 // #20 void(string s) precache_model
410 static void VM_CL_precache_model (prvm_prog_t *prog)
411 {
412         const char      *name;
413         int                     i;
414         dp_model_t              *m;
415
416         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
417
418         name = PRVM_G_STRING(OFS_PARM0);
419         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
420         {
421                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
422                 {
423                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
424                         return;
425                 }
426         }
427         PRVM_G_FLOAT(OFS_RETURN) = 0;
428         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
429         if(m && m->loaded)
430         {
431                 for (i = 0;i < MAX_MODELS;i++)
432                 {
433                         if (!cl.csqc_model_precache[i])
434                         {
435                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
436                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
437                                 return;
438                         }
439                 }
440                 VM_Warning(prog, "VM_CL_precache_model: no free models\n");
441                 return;
442         }
443         VM_Warning(prog, "VM_CL_precache_model: model \"%s\" not found\n", name);
444 }
445
446 static int CSQC_EntitiesInBox (prvm_prog_t *prog, vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
447 {
448         prvm_edict_t    *ent;
449         int                             i, k;
450
451         ent = PRVM_NEXT_EDICT(prog->edicts);
452         for(k=0,i=1; i<prog->num_edicts ;i++, ent = PRVM_NEXT_EDICT(ent))
453         {
454                 if (ent->priv.required->free)
455                         continue;
456                 if(BoxesOverlap(mins, maxs, PRVM_clientedictvector(ent, absmin), PRVM_clientedictvector(ent, absmax)))
457                         list[k++] = ent;
458         }
459         return k;
460 }
461
462 // #22 entity(vector org, float rad) findradius
463 static void VM_CL_findradius (prvm_prog_t *prog)
464 {
465         prvm_edict_t    *ent, *chain;
466         vec_t                   radius, radius2;
467         vec3_t                  org, eorg, mins, maxs;
468         int                             i, numtouchedicts;
469         static prvm_edict_t     *touchedicts[MAX_EDICTS];
470         int             chainfield;
471
472         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
473
474         if(prog->argc == 3)
475                 chainfield = PRVM_G_INT(OFS_PARM2);
476         else
477                 chainfield = prog->fieldoffsets.chain;
478         if(chainfield < 0)
479                 prog->error_cmd("VM_findchain: %s doesnt have the specified chain field !", prog->name);
480
481         chain = (prvm_edict_t *)prog->edicts;
482
483         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
484         radius = PRVM_G_FLOAT(OFS_PARM1);
485         radius2 = radius * radius;
486
487         mins[0] = org[0] - (radius + 1);
488         mins[1] = org[1] - (radius + 1);
489         mins[2] = org[2] - (radius + 1);
490         maxs[0] = org[0] + (radius + 1);
491         maxs[1] = org[1] + (radius + 1);
492         maxs[2] = org[2] + (radius + 1);
493         numtouchedicts = CSQC_EntitiesInBox(prog, mins, maxs, MAX_EDICTS, touchedicts);
494         if (numtouchedicts > MAX_EDICTS)
495         {
496                 // this never happens   //[515]: for what then ?
497                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
498                 numtouchedicts = MAX_EDICTS;
499         }
500         for (i = 0;i < numtouchedicts;i++)
501         {
502                 ent = touchedicts[i];
503                 // Quake did not return non-solid entities but darkplaces does
504                 // (note: this is the reason you can't blow up fallen zombies)
505                 if (PRVM_clientedictfloat(ent, solid) == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
506                         continue;
507                 // LordHavoc: compare against bounding box rather than center so it
508                 // doesn't miss large objects, and use DotProduct instead of Length
509                 // for a major speedup
510                 VectorSubtract(org, PRVM_clientedictvector(ent, origin), eorg);
511                 if (sv_gameplayfix_findradiusdistancetobox.integer)
512                 {
513                         eorg[0] -= bound(PRVM_clientedictvector(ent, mins)[0], eorg[0], PRVM_clientedictvector(ent, maxs)[0]);
514                         eorg[1] -= bound(PRVM_clientedictvector(ent, mins)[1], eorg[1], PRVM_clientedictvector(ent, maxs)[1]);
515                         eorg[2] -= bound(PRVM_clientedictvector(ent, mins)[2], eorg[2], PRVM_clientedictvector(ent, maxs)[2]);
516                 }
517                 else
518                         VectorMAMAM(1, eorg, -0.5f, PRVM_clientedictvector(ent, mins), -0.5f, PRVM_clientedictvector(ent, maxs), eorg);
519                 if (DotProduct(eorg, eorg) < radius2)
520                 {
521                         PRVM_EDICTFIELDEDICT(ent, chainfield) = PRVM_EDICT_TO_PROG(chain);
522                         chain = ent;
523                 }
524         }
525
526         VM_RETURN_EDICT(chain);
527 }
528
529 // #34 float() droptofloor
530 static void VM_CL_droptofloor (prvm_prog_t *prog)
531 {
532         prvm_edict_t            *ent;
533         vec3_t                          start, end, mins, maxs;
534         trace_t                         trace;
535
536         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
537
538         // assume failure if it returns early
539         PRVM_G_FLOAT(OFS_RETURN) = 0;
540
541         ent = PRVM_PROG_TO_EDICT(PRVM_clientglobaledict(self));
542         if (ent == prog->edicts)
543         {
544                 VM_Warning(prog, "droptofloor: can not modify world entity\n");
545                 return;
546         }
547         if (ent->priv.server->free)
548         {
549                 VM_Warning(prog, "droptofloor: can not modify free entity\n");
550                 return;
551         }
552
553         VectorCopy(PRVM_clientedictvector(ent, origin), start);
554         VectorCopy(PRVM_clientedictvector(ent, mins), mins);
555         VectorCopy(PRVM_clientedictvector(ent, maxs), maxs);
556         VectorCopy(PRVM_clientedictvector(ent, origin), end);
557         end[2] -= 256;
558
559         trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
560
561         if (trace.fraction != 1)
562         {
563                 VectorCopy (trace.endpos, PRVM_clientedictvector(ent, origin));
564                 PRVM_clientedictfloat(ent, flags) = (int)PRVM_clientedictfloat(ent, flags) | FL_ONGROUND;
565                 PRVM_clientedictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
566                 PRVM_G_FLOAT(OFS_RETURN) = 1;
567                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
568 //              ent->priv.server->suspendedinairflag = true;
569         }
570 }
571
572 // #35 void(float style, string value) lightstyle
573 static void VM_CL_lightstyle (prvm_prog_t *prog)
574 {
575         int                     i;
576         const char      *c;
577
578         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
579
580         i = (int)PRVM_G_FLOAT(OFS_PARM0);
581         c = PRVM_G_STRING(OFS_PARM1);
582         if (i >= cl.max_lightstyle)
583         {
584                 VM_Warning(prog, "VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
585                 return;
586         }
587         strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
588         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
589         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
590 }
591
592 // #40 float(entity e) checkbottom
593 static void VM_CL_checkbottom (prvm_prog_t *prog)
594 {
595         static int              cs_yes, cs_no;
596         prvm_edict_t    *ent;
597         vec3_t                  mins, maxs, start, stop;
598         trace_t                 trace;
599         int                             x, y;
600         float                   mid, bottom;
601
602         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
603         ent = PRVM_G_EDICT(OFS_PARM0);
604         PRVM_G_FLOAT(OFS_RETURN) = 0;
605
606         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
607         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
608
609 // if all of the points under the corners are solid world, don't bother
610 // with the tougher checks
611 // the corners must be within 16 of the midpoint
612         start[2] = mins[2] - 1;
613         for     (x=0 ; x<=1 ; x++)
614                 for     (y=0 ; y<=1 ; y++)
615                 {
616                         start[0] = x ? maxs[0] : mins[0];
617                         start[1] = y ? maxs[1] : mins[1];
618                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
619                                 goto realcheck;
620                 }
621
622         cs_yes++;
623         PRVM_G_FLOAT(OFS_RETURN) = true;
624         return;         // we got out easy
625
626 realcheck:
627         cs_no++;
628 //
629 // check it for real...
630 //
631         start[2] = mins[2];
632
633 // the midpoint must be within 16 of the bottom
634         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
635         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
636         stop[2] = start[2] - 2*sv_stepheight.value;
637         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true, false);
638
639         if (trace.fraction == 1.0)
640                 return;
641
642         mid = bottom = trace.endpos[2];
643
644 // the corners must be within 16 of the midpoint
645         for     (x=0 ; x<=1 ; x++)
646                 for     (y=0 ; y<=1 ; y++)
647                 {
648                         start[0] = stop[0] = x ? maxs[0] : mins[0];
649                         start[1] = stop[1] = y ? maxs[1] : mins[1];
650
651                         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true, false);
652
653                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
654                                 bottom = trace.endpos[2];
655                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
656                                 return;
657                 }
658
659         cs_yes++;
660         PRVM_G_FLOAT(OFS_RETURN) = true;
661 }
662
663 // #41 float(vector v) pointcontents
664 static void VM_CL_pointcontents (prvm_prog_t *prog)
665 {
666         vec3_t point;
667         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
668         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), point);
669         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(point));
670 }
671
672 // #48 void(vector o, vector d, float color, float count) particle
673 static void VM_CL_particle (prvm_prog_t *prog)
674 {
675         vec3_t org, dir;
676         int             count;
677         unsigned char   color;
678         VM_SAFEPARMCOUNT(4, VM_CL_particle);
679
680         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
681         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
682         color = (int)PRVM_G_FLOAT(OFS_PARM2);
683         count = (int)PRVM_G_FLOAT(OFS_PARM3);
684         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
685 }
686
687 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
688 static void VM_CL_ambientsound (prvm_prog_t *prog)
689 {
690         vec3_t f;
691         sfx_t   *s;
692         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
693         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
694         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), f);
695         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
696 }
697
698 // #92 vector(vector org[, float lpflag]) getlight (DP_QC_GETLIGHT)
699 static void VM_CL_getlight (prvm_prog_t *prog)
700 {
701         vec3_t ambientcolor, diffusecolor, diffusenormal;
702         vec3_t p;
703
704         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getlight);
705
706         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), p);
707         VectorClear(ambientcolor);
708         VectorClear(diffusecolor);
709         VectorClear(diffusenormal);
710         if (prog->argc >= 2)
711                 R_CompleteLightPoint(ambientcolor, diffusecolor, diffusenormal, p, PRVM_G_FLOAT(OFS_PARM1));
712         else if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
713                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
714         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
715         if (PRVM_clientglobalvector(getlight_ambient))
716                 VectorCopy(ambientcolor, PRVM_clientglobalvector(getlight_ambient));
717         if (PRVM_clientglobalvector(getlight_diffuse))
718                 VectorCopy(diffusecolor, PRVM_clientglobalvector(getlight_diffuse));
719         if (PRVM_clientglobalvector(getlight_dir))
720                 VectorCopy(diffusenormal, PRVM_clientglobalvector(getlight_dir));
721 }
722
723 //============================================================================
724 //[515]: SCENE MANAGER builtins
725
726 void CSQC_R_RecalcView (void)
727 {
728         extern matrix4x4_t viewmodelmatrix_nobob;
729         extern matrix4x4_t viewmodelmatrix_withbob;
730         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);
731         Matrix4x4_Copy(&viewmodelmatrix_nobob, &r_refdef.view.matrix);
732         Matrix4x4_ConcatScale(&viewmodelmatrix_nobob, cl_viewmodel_scale.value);
733         Matrix4x4_Concat(&viewmodelmatrix_withbob, &r_refdef.view.matrix, &cl.csqc_viewmodelmatrixfromengine);
734 }
735
736 //#300 void() clearscene (EXT_CSQC)
737 static void VM_CL_R_ClearScene (prvm_prog_t *prog)
738 {
739         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
740         // clear renderable entity and light lists
741         r_refdef.scene.numentities = 0;
742         r_refdef.scene.numlights = 0;
743         // restore the view settings to the values that VM_CL_UpdateView received from the client code
744         r_refdef.view = csqc_original_r_refdef_view;
745         VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
746         VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
747         cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
748         cl.csqc_vidvars.drawenginesbar = false;
749         cl.csqc_vidvars.drawcrosshair = false;
750         CSQC_R_RecalcView();
751 }
752
753 //#301 void(float mask) addentities (EXT_CSQC)
754 static void VM_CL_R_AddEntities (prvm_prog_t *prog)
755 {
756         double t = Sys_DirtyTime();
757         int                     i, drawmask;
758         prvm_edict_t *ed;
759         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
760         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
761         CSQC_RelinkAllEntities(drawmask);
762         CL_RelinkLightFlashes();
763
764         PRVM_clientglobalfloat(time) = cl.time;
765         for(i=1;i<prog->num_edicts;i++)
766         {
767                 // so we can easily check if CSQC entity #edictnum is currently drawn
768                 cl.csqcrenderentities[i].entitynumber = 0;
769                 ed = &prog->edicts[i];
770                 if(ed->priv.required->free)
771                         continue;
772                 CSQC_Think(ed);
773                 if(ed->priv.required->free)
774                         continue;
775                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
776                 CSQC_Predraw(ed);
777                 if(ed->priv.required->free)
778                         continue;
779                 if(!((int)PRVM_clientedictfloat(ed, drawmask) & drawmask))
780                         continue;
781                 CSQC_AddRenderEdict(ed, i);
782         }
783
784         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
785         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
786         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
787 }
788
789 //#302 void(entity ent) addentity (EXT_CSQC)
790 static void VM_CL_R_AddEntity (prvm_prog_t *prog)
791 {
792         double t = Sys_DirtyTime();
793         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
794         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
795         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
796         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
797 }
798
799 //#303 float(float property, ...) setproperty (EXT_CSQC)
800 //#303 float(float property) getproperty
801 //#303 vector(float property) getpropertyvec
802 //#309 float(float property) getproperty
803 //#309 vector(float property) getpropertyvec
804 // VorteX: make this function be able to return previously set property if new value is not given
805 static void VM_CL_R_SetView (prvm_prog_t *prog)
806 {
807         int             c;
808         prvm_vec_t      *f;
809         float   k;
810
811         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
812
813         c = (int)PRVM_G_FLOAT(OFS_PARM0);
814
815         // return value?
816         if (prog->argc < 2)
817         {
818                 switch(c)
819                 {
820                 case VF_MIN:
821                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
822                         break;
823                 case VF_MIN_X:
824                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
825                         break;
826                 case VF_MIN_Y:
827                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
828                         break;
829                 case VF_SIZE:
830                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
831                         break;
832                 case VF_SIZE_X:
833                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
834                         break;
835                 case VF_SIZE_Y:
836                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
837                         break;
838                 case VF_VIEWPORT:
839                         VM_Warning(prog, "VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
840                         break;
841                 case VF_FOV:
842                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
843                         break;
844                 case VF_FOVX:
845                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
846                         break;
847                 case VF_FOVY:
848                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
849                         break;
850                 case VF_ORIGIN:
851                         VectorCopy(cl.csqc_vieworigin, PRVM_G_VECTOR(OFS_RETURN));
852                         break;
853                 case VF_ORIGIN_X:
854                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[0];
855                         break;
856                 case VF_ORIGIN_Y:
857                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[1];
858                         break;
859                 case VF_ORIGIN_Z:
860                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[2];
861                         break;
862                 case VF_ANGLES:
863                         VectorCopy(cl.csqc_viewangles, PRVM_G_VECTOR(OFS_RETURN));
864                         break;
865                 case VF_ANGLES_X:
866                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[0];
867                         break;
868                 case VF_ANGLES_Y:
869                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[1];
870                         break;
871                 case VF_ANGLES_Z:
872                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[2];
873                         break;
874                 case VF_DRAWWORLD:
875                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
876                         break;
877                 case VF_DRAWENGINESBAR:
878                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
879                         break;
880                 case VF_DRAWCROSSHAIR:
881                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
882                         break;
883                 case VF_CL_VIEWANGLES:
884                         VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
885                         break;
886                 case VF_CL_VIEWANGLES_X:
887                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
888                         break;
889                 case VF_CL_VIEWANGLES_Y:
890                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
891                         break;
892                 case VF_CL_VIEWANGLES_Z:
893                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
894                         break;
895                 case VF_PERSPECTIVE:
896                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
897                         break;
898                 case VF_CLEARSCREEN:
899                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
900                         break;
901                 case VF_MAINVIEW:
902                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
903                         break;
904                 case VF_FOG_DENSITY:
905                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_density;
906                         break;
907                 case VF_FOG_COLOR:
908                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
909                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
910                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
911                         break;
912                 case VF_FOG_COLOR_R:
913                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
914                         break;
915                 case VF_FOG_COLOR_G:
916                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
917                         break;
918                 case VF_FOG_COLOR_B:
919                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
920                         break;
921                 case VF_FOG_ALPHA:
922                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_alpha;
923                         break;
924                 case VF_FOG_START:
925                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_start;
926                         break;
927                 case VF_FOG_END:
928                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_end;
929                         break;
930                 case VF_FOG_HEIGHT:
931                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_height;
932                         break;
933                 case VF_FOG_FADEDEPTH:
934                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_fadedepth;
935                         break;
936                 case VF_MINFPS_QUALITY:
937                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.quality;
938                         break;
939                 default:
940                         PRVM_G_FLOAT(OFS_RETURN) = 0;
941                         VM_Warning(prog, "VM_CL_R_GetView : unknown parm %i\n", c);
942                         return;
943                 }
944                 return;
945         }
946
947         f = PRVM_G_VECTOR(OFS_PARM1);
948         k = PRVM_G_FLOAT(OFS_PARM1);
949         switch(c)
950         {
951         case VF_MIN:
952                 r_refdef.view.x = (int)(f[0]);
953                 r_refdef.view.y = (int)(f[1]);
954                 DrawQ_RecalcView();
955                 break;
956         case VF_MIN_X:
957                 r_refdef.view.x = (int)(k);
958                 DrawQ_RecalcView();
959                 break;
960         case VF_MIN_Y:
961                 r_refdef.view.y = (int)(k);
962                 DrawQ_RecalcView();
963                 break;
964         case VF_SIZE:
965                 r_refdef.view.width = (int)(f[0]);
966                 r_refdef.view.height = (int)(f[1]);
967                 DrawQ_RecalcView();
968                 break;
969         case VF_SIZE_X:
970                 r_refdef.view.width = (int)(k);
971                 DrawQ_RecalcView();
972                 break;
973         case VF_SIZE_Y:
974                 r_refdef.view.height = (int)(k);
975                 DrawQ_RecalcView();
976                 break;
977         case VF_VIEWPORT:
978                 r_refdef.view.x = (int)(f[0]);
979                 r_refdef.view.y = (int)(f[1]);
980                 f = PRVM_G_VECTOR(OFS_PARM2);
981                 r_refdef.view.width = (int)(f[0]);
982                 r_refdef.view.height = (int)(f[1]);
983                 DrawQ_RecalcView();
984                 break;
985         case VF_FOV:
986                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
987                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
988                 break;
989         case VF_FOVX:
990                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
991                 break;
992         case VF_FOVY:
993                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
994                 break;
995         case VF_ORIGIN:
996                 VectorCopy(f, cl.csqc_vieworigin);
997                 CSQC_R_RecalcView();
998                 break;
999         case VF_ORIGIN_X:
1000                 cl.csqc_vieworigin[0] = k;
1001                 CSQC_R_RecalcView();
1002                 break;
1003         case VF_ORIGIN_Y:
1004                 cl.csqc_vieworigin[1] = k;
1005                 CSQC_R_RecalcView();
1006                 break;
1007         case VF_ORIGIN_Z:
1008                 cl.csqc_vieworigin[2] = k;
1009                 CSQC_R_RecalcView();
1010                 break;
1011         case VF_ANGLES:
1012                 VectorCopy(f, cl.csqc_viewangles);
1013                 CSQC_R_RecalcView();
1014                 break;
1015         case VF_ANGLES_X:
1016                 cl.csqc_viewangles[0] = k;
1017                 CSQC_R_RecalcView();
1018                 break;
1019         case VF_ANGLES_Y:
1020                 cl.csqc_viewangles[1] = k;
1021                 CSQC_R_RecalcView();
1022                 break;
1023         case VF_ANGLES_Z:
1024                 cl.csqc_viewangles[2] = k;
1025                 CSQC_R_RecalcView();
1026                 break;
1027         case VF_DRAWWORLD:
1028                 cl.csqc_vidvars.drawworld = ((k != 0) && r_drawworld.integer);
1029                 break;
1030         case VF_DRAWENGINESBAR:
1031                 cl.csqc_vidvars.drawenginesbar = k != 0;
1032                 break;
1033         case VF_DRAWCROSSHAIR:
1034                 cl.csqc_vidvars.drawcrosshair = k != 0;
1035                 break;
1036         case VF_CL_VIEWANGLES:
1037                 VectorCopy(f, cl.viewangles);
1038                 break;
1039         case VF_CL_VIEWANGLES_X:
1040                 cl.viewangles[0] = k;
1041                 break;
1042         case VF_CL_VIEWANGLES_Y:
1043                 cl.viewangles[1] = k;
1044                 break;
1045         case VF_CL_VIEWANGLES_Z:
1046                 cl.viewangles[2] = k;
1047                 break;
1048         case VF_PERSPECTIVE:
1049                 r_refdef.view.useperspective = k != 0;
1050                 break;
1051         case VF_CLEARSCREEN:
1052                 r_refdef.view.isoverlay = !k;
1053                 break;
1054         case VF_MAINVIEW:
1055                 PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
1056                 break;
1057         case VF_FOG_DENSITY:
1058                 r_refdef.fog_density = k;
1059                 break;
1060         case VF_FOG_COLOR:
1061                 r_refdef.fog_red = f[0];
1062                 r_refdef.fog_green = f[1];
1063                 r_refdef.fog_blue = f[2];
1064                 break;
1065         case VF_FOG_COLOR_R:
1066                 r_refdef.fog_red = k;
1067                 break;
1068         case VF_FOG_COLOR_G:
1069                 r_refdef.fog_green = k;
1070                 break;
1071         case VF_FOG_COLOR_B:
1072                 r_refdef.fog_blue = k;
1073                 break;
1074         case VF_FOG_ALPHA:
1075                 r_refdef.fog_alpha = k;
1076                 break;
1077         case VF_FOG_START:
1078                 r_refdef.fog_start = k;
1079                 break;
1080         case VF_FOG_END:
1081                 r_refdef.fog_end = k;
1082                 break;
1083         case VF_FOG_HEIGHT:
1084                 r_refdef.fog_height = k;
1085                 break;
1086         case VF_FOG_FADEDEPTH:
1087                 r_refdef.fog_fadedepth = k;
1088                 break;
1089         case VF_MINFPS_QUALITY:
1090                 r_refdef.view.quality = k;
1091                 break;
1092         default:
1093                 PRVM_G_FLOAT(OFS_RETURN) = 0;
1094                 VM_Warning(prog, "VM_CL_R_SetView : unknown parm %i\n", c);
1095                 return;
1096         }
1097         PRVM_G_FLOAT(OFS_RETURN) = 1;
1098 }
1099
1100 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
1101 static void VM_CL_R_AddDynamicLight (prvm_prog_t *prog)
1102 {
1103         double t = Sys_DirtyTime();
1104         vec3_t org;
1105         float radius = 300;
1106         vec3_t col;
1107         int style = -1;
1108         const char *cubemapname = NULL;
1109         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
1110         float coronaintensity = 1;
1111         float coronasizescale = 0.25;
1112         qboolean castshadow = true;
1113         float ambientscale = 0;
1114         float diffusescale = 1;
1115         float specularscale = 1;
1116         matrix4x4_t matrix;
1117         vec3_t forward, left, up;
1118         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
1119
1120         // if we've run out of dlights, just return
1121         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
1122                 return;
1123
1124         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
1125         radius = PRVM_G_FLOAT(OFS_PARM1);
1126         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), col);
1127         if (prog->argc >= 4)
1128         {
1129                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
1130                 if (style >= MAX_LIGHTSTYLES)
1131                 {
1132                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
1133                         style = -1;
1134                 }
1135         }
1136         if (prog->argc >= 5)
1137                 cubemapname = PRVM_G_STRING(OFS_PARM4);
1138         if (prog->argc >= 6)
1139                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
1140         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
1141         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
1142
1143         VectorScale(PRVM_clientglobalvector(v_forward), radius, forward);
1144         VectorScale(PRVM_clientglobalvector(v_right), -radius, left);
1145         VectorScale(PRVM_clientglobalvector(v_up), radius, up);
1146         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
1147
1148         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);
1149         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1150         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
1151         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
1152 }
1153
1154 //============================================================================
1155
1156 //#310 vector (vector v) cs_unproject (EXT_CSQC)
1157 static void VM_CL_unproject (prvm_prog_t *prog)
1158 {
1159         vec3_t f;
1160         vec3_t temp;
1161         vec3_t result;
1162
1163         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
1164         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), f);
1165         VectorSet(temp,
1166                 f[2],
1167                 (-1.0 + 2.0 * (f[0] / vid_conwidth.integer)) * f[2] * -r_refdef.view.frustum_x,
1168                 (-1.0 + 2.0 * (f[1] / vid_conheight.integer)) * f[2] * -r_refdef.view.frustum_y);
1169         if(v_flipped.integer)
1170                 temp[1] = -temp[1];
1171         Matrix4x4_Transform(&r_refdef.view.matrix, temp, result);
1172         VectorCopy(result, PRVM_G_VECTOR(OFS_RETURN));
1173 }
1174
1175 //#311 vector (vector v) cs_project (EXT_CSQC)
1176 static void VM_CL_project (prvm_prog_t *prog)
1177 {
1178         vec3_t f;
1179         vec3_t v;
1180         matrix4x4_t m;
1181
1182         VM_SAFEPARMCOUNT(1, VM_CL_project);
1183         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), f);
1184         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
1185         Matrix4x4_Transform(&m, f, v);
1186         if(v_flipped.integer)
1187                 v[1] = -v[1];
1188         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
1189                 vid_conwidth.integer * (0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
1190                 vid_conheight.integer * (0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
1191                 v[0]);
1192         // explanation:
1193         // after transforming, relative position to viewport (0..1) = 0.5 * (1 + v[2]/v[0]/-frustum_{x \or y})
1194         // as 2D drawing honors the viewport too, to get the same pixel, we simply multiply this by conwidth/height
1195 }
1196
1197 //#330 float(float stnum) getstatf (EXT_CSQC)
1198 static void VM_CL_getstatf (prvm_prog_t *prog)
1199 {
1200         int i;
1201         union
1202         {
1203                 float f;
1204                 int l;
1205         }dat;
1206         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
1207         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1208         if(i < 0 || i >= MAX_CL_STATS)
1209         {
1210                 VM_Warning(prog, "VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
1211                 return;
1212         }
1213         dat.l = cl.stats[i];
1214         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
1215 }
1216
1217 //#331 float(float stnum) getstati (EXT_CSQC)
1218 static void VM_CL_getstati (prvm_prog_t *prog)
1219 {
1220         int i, index;
1221         int firstbit, bitcount;
1222
1223         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1224
1225         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1226         if (prog->argc > 1)
1227         {
1228                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1229                 if (prog->argc > 2)
1230                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1231                 else
1232                         bitcount = 1;
1233         }
1234         else
1235         {
1236                 firstbit = 0;
1237                 bitcount = 32;
1238         }
1239
1240         if(index < 0 || index >= MAX_CL_STATS)
1241         {
1242                 VM_Warning(prog, "VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1243                 return;
1244         }
1245         i = cl.stats[index];
1246         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1247                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1248         PRVM_G_FLOAT(OFS_RETURN) = i;
1249 }
1250
1251 //#332 string(float firststnum) getstats (EXT_CSQC)
1252 static void VM_CL_getstats (prvm_prog_t *prog)
1253 {
1254         int i;
1255         char t[17];
1256         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1257         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1258         if(i < 0 || i > MAX_CL_STATS-4)
1259         {
1260                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1261                 VM_Warning(prog, "VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1262                 return;
1263         }
1264         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1265         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1266 }
1267
1268 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1269 static void VM_CL_setmodelindex (prvm_prog_t *prog)
1270 {
1271         int                             i;
1272         prvm_edict_t    *t;
1273         struct model_s  *model;
1274
1275         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1276
1277         t = PRVM_G_EDICT(OFS_PARM0);
1278
1279         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1280
1281         PRVM_clientedictstring(t, model) = 0;
1282         PRVM_clientedictfloat(t, modelindex) = 0;
1283
1284         if (!i)
1285                 return;
1286
1287         model = CL_GetModelByIndex(i);
1288         if (!model)
1289         {
1290                 VM_Warning(prog, "VM_CL_setmodelindex: null model\n");
1291                 return;
1292         }
1293         PRVM_clientedictstring(t, model) = PRVM_SetEngineString(prog, model->name);
1294         PRVM_clientedictfloat(t, modelindex) = i;
1295
1296         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1297         if (model)
1298         {
1299                 SetMinMaxSize (prog, t, model->normalmins, model->normalmaxs);
1300         }
1301         else
1302                 SetMinMaxSize (prog, t, vec3_origin, vec3_origin);
1303 }
1304
1305 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1306 static void VM_CL_modelnameforindex (prvm_prog_t *prog)
1307 {
1308         dp_model_t *model;
1309
1310         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1311
1312         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1313         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1314         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(prog, model->name) : 0;
1315 }
1316
1317 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1318 static void VM_CL_particleeffectnum (prvm_prog_t *prog)
1319 {
1320         int                     i;
1321         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1322         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1323         if (i == 0)
1324                 i = -1;
1325         PRVM_G_FLOAT(OFS_RETURN) = i;
1326 }
1327
1328 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1329 static void VM_CL_trailparticles (prvm_prog_t *prog)
1330 {
1331         int                             i;
1332         vec3_t                  start, end, velocity;
1333         prvm_edict_t    *t;
1334         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1335
1336         t = PRVM_G_EDICT(OFS_PARM0);
1337         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1338         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), start);
1339         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), end);
1340         VectorCopy(PRVM_clientedictvector(t, velocity), velocity);
1341
1342         if (i < 0)
1343                 return;
1344         CL_ParticleEffect(i, 1, start, end, velocity, velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1345 }
1346
1347 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1348 static void VM_CL_pointparticles (prvm_prog_t *prog)
1349 {
1350         int                     i;
1351         float n;
1352         vec3_t f, v;
1353         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1354         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1355         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), f);
1356         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), v);
1357         n = PRVM_G_FLOAT(OFS_PARM3);
1358         if (i < 0)
1359                 return;
1360         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1361 }
1362
1363 //#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)
1364 static void VM_CL_boxparticles (prvm_prog_t *prog)
1365 {
1366         int effectnum;
1367         // prvm_edict_t *own;
1368         vec3_t origin_from, origin_to, dir_from, dir_to;
1369         float count;
1370         int flags;
1371         float tintmins[4], tintmaxs[4];
1372         VM_SAFEPARMCOUNTRANGE(7, 8, VM_CL_boxparticles);
1373
1374         effectnum = (int)PRVM_G_FLOAT(OFS_PARM0);
1375         // own = PRVM_G_EDICT(OFS_PARM1); // TODO find use for this
1376         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), origin_from);
1377         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), origin_to  );
1378         VectorCopy(PRVM_G_VECTOR(OFS_PARM4), dir_from   );
1379         VectorCopy(PRVM_G_VECTOR(OFS_PARM5), dir_to     );
1380         count = PRVM_G_FLOAT(OFS_PARM6);
1381         if(prog->argc >= 8)
1382                 flags = PRVM_G_FLOAT(OFS_PARM7);
1383         else
1384                 flags = 0;
1385         Vector4Set(tintmins, 1, 1, 1, 1);
1386         Vector4Set(tintmaxs, 1, 1, 1, 1);
1387         if(flags & 1) // read alpha
1388         {
1389                 tintmins[3] = PRVM_clientglobalfloat(particles_alphamin);
1390                 tintmaxs[3] = PRVM_clientglobalfloat(particles_alphamax);
1391         }
1392         if(flags & 2) // read color
1393         {
1394                 VectorCopy(PRVM_clientglobalvector(particles_colormin), tintmins);
1395                 VectorCopy(PRVM_clientglobalvector(particles_colormax), tintmaxs);
1396         }
1397         if (effectnum < 0)
1398                 return;
1399         CL_ParticleTrail(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs);
1400 }
1401
1402 //#531 void(float pause) setpause
1403 static void VM_CL_setpause(prvm_prog_t *prog)
1404 {
1405         VM_SAFEPARMCOUNT(1, VM_CL_setpause);
1406         if ((int)PRVM_G_FLOAT(OFS_PARM0) != 0)
1407                 cl.csqc_paused = true;
1408         else
1409                 cl.csqc_paused = false;
1410 }
1411
1412 //#343 void(float usecursor) setcursormode (DP_CSQC)
1413 static void VM_CL_setcursormode (prvm_prog_t *prog)
1414 {
1415         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1416         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1417         cl_ignoremousemoves = 2;
1418 }
1419
1420 //#344 vector() getmousepos (DP_CSQC)
1421 static void VM_CL_getmousepos(prvm_prog_t *prog)
1422 {
1423         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1424
1425         if (key_consoleactive || key_dest != key_game)
1426                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1427         else if (cl.csqc_wantsmousemove)
1428                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1429         else
1430                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1431 }
1432
1433 //#345 float(float framenum) getinputstate (EXT_CSQC)
1434 static void VM_CL_getinputstate (prvm_prog_t *prog)
1435 {
1436         int i, frame;
1437         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1438         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1439         PRVM_G_FLOAT(OFS_RETURN) = false;
1440         for (i = 0;i < CL_MAX_USERCMDS;i++)
1441         {
1442                 if (cl.movecmd[i].sequence == frame)
1443                 {
1444                         VectorCopy(cl.movecmd[i].viewangles, PRVM_clientglobalvector(input_angles));
1445                         PRVM_clientglobalfloat(input_buttons) = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1446                         PRVM_clientglobalvector(input_movevalues)[0] = cl.movecmd[i].forwardmove;
1447                         PRVM_clientglobalvector(input_movevalues)[1] = cl.movecmd[i].sidemove;
1448                         PRVM_clientglobalvector(input_movevalues)[2] = cl.movecmd[i].upmove;
1449                         PRVM_clientglobalfloat(input_timelength) = cl.movecmd[i].frametime;
1450                         // this probably shouldn't be here
1451                         if(cl.movecmd[i].crouch)
1452                         {
1453                                 VectorCopy(cl.playercrouchmins, PRVM_clientglobalvector(pmove_mins));
1454                                 VectorCopy(cl.playercrouchmaxs, PRVM_clientglobalvector(pmove_maxs));
1455                         }
1456                         else
1457                         {
1458                                 VectorCopy(cl.playerstandmins, PRVM_clientglobalvector(pmove_mins));
1459                                 VectorCopy(cl.playerstandmaxs, PRVM_clientglobalvector(pmove_maxs));
1460                         }
1461                         PRVM_G_FLOAT(OFS_RETURN) = true;
1462                 }
1463         }
1464 }
1465
1466 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1467 static void VM_CL_setsensitivityscale (prvm_prog_t *prog)
1468 {
1469         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1470         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1471 }
1472
1473 //#347 void() runstandardplayerphysics (EXT_CSQC)
1474 #define PMF_JUMP_HELD 1 // matches FTEQW
1475 #define PMF_LADDER 2 // not used by DP, FTEQW sets this in runplayerphysics but does not read it
1476 #define PMF_DUCKED 4 // FIXME FTEQW doesn't have this for Q1 like movement because Q1 cannot crouch
1477 #define PMF_ONGROUND 8 // FIXME FTEQW doesn't have this for Q1 like movement and expects CSQC code to do its own trace, this is stupid CPU waste
1478 static void VM_CL_runplayerphysics (prvm_prog_t *prog)
1479 {
1480         cl_clientmovement_state_t s;
1481         prvm_edict_t *ent;
1482
1483         memset(&s, 0, sizeof(s));
1484
1485         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_runplayerphysics);
1486
1487         ent = (prog->argc == 1 ? PRVM_G_EDICT(OFS_PARM0) : prog->edicts);
1488         if(ent == prog->edicts)
1489         {
1490                 // deprecated use
1491                 s.self = NULL;
1492                 VectorCopy(PRVM_clientglobalvector(pmove_org), s.origin);
1493                 VectorCopy(PRVM_clientglobalvector(pmove_vel), s.velocity);
1494                 VectorCopy(PRVM_clientglobalvector(pmove_mins), s.mins);
1495                 VectorCopy(PRVM_clientglobalvector(pmove_maxs), s.maxs);
1496                 s.crouched = 0;
1497                 s.waterjumptime = PRVM_clientglobalfloat(pmove_waterjumptime);
1498                 s.cmd.canjump = (int)PRVM_clientglobalfloat(pmove_jump_held) == 0;
1499         }
1500         else
1501         {
1502                 // new use
1503                 s.self = ent;
1504                 VectorCopy(PRVM_clientedictvector(ent, origin), s.origin);
1505                 VectorCopy(PRVM_clientedictvector(ent, velocity), s.velocity);
1506                 VectorCopy(PRVM_clientedictvector(ent, mins), s.mins);
1507                 VectorCopy(PRVM_clientedictvector(ent, maxs), s.maxs);
1508                 s.crouched = ((int)PRVM_clientedictfloat(ent, pmove_flags) & PMF_DUCKED) != 0;
1509                 s.waterjumptime = 0; // FIXME where do we get this from? FTEQW lacks support for this too
1510                 s.cmd.canjump = ((int)PRVM_clientedictfloat(ent, pmove_flags) & PMF_JUMP_HELD) == 0;
1511         }
1512
1513         VectorCopy(PRVM_clientglobalvector(input_angles), s.cmd.viewangles);
1514         s.cmd.forwardmove = PRVM_clientglobalvector(input_movevalues)[0];
1515         s.cmd.sidemove = PRVM_clientglobalvector(input_movevalues)[1];
1516         s.cmd.upmove = PRVM_clientglobalvector(input_movevalues)[2];
1517         s.cmd.buttons = PRVM_clientglobalfloat(input_buttons);
1518         s.cmd.frametime = PRVM_clientglobalfloat(input_timelength);
1519         s.cmd.jump = (s.cmd.buttons & 2) != 0;
1520         s.cmd.crouch = (s.cmd.buttons & 16) != 0;
1521
1522         CL_ClientMovement_PlayerMove_Frame(&s);
1523
1524         if(ent == prog->edicts)
1525         {
1526                 // deprecated use
1527                 VectorCopy(s.origin, PRVM_clientglobalvector(pmove_org));
1528                 VectorCopy(s.velocity, PRVM_clientglobalvector(pmove_vel));
1529                 PRVM_clientglobalfloat(pmove_jump_held) = !s.cmd.canjump;
1530                 PRVM_clientglobalfloat(pmove_waterjumptime) = s.waterjumptime;
1531         }
1532         else
1533         {
1534                 // new use
1535                 VectorCopy(s.origin, PRVM_clientedictvector(ent, origin));
1536                 VectorCopy(s.velocity, PRVM_clientedictvector(ent, velocity));
1537                 PRVM_clientedictfloat(ent, pmove_flags) =
1538                         (s.crouched ? PMF_DUCKED : 0) |
1539                         (s.cmd.canjump ? 0 : PMF_JUMP_HELD) |
1540                         (s.onground ? PMF_ONGROUND : 0);
1541         }
1542 }
1543
1544 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1545 static void VM_CL_getplayerkey (prvm_prog_t *prog)
1546 {
1547         int                     i;
1548         char            t[128];
1549         const char      *c;
1550
1551         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1552
1553         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1554         c = PRVM_G_STRING(OFS_PARM1);
1555         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1556         Sbar_SortFrags();
1557
1558         if (i < 0)
1559                 i = Sbar_GetSortedPlayerIndex(-1-i);
1560         if(i < 0 || i >= cl.maxclients)
1561                 return;
1562
1563         t[0] = 0;
1564
1565         if(!strcasecmp(c, "name"))
1566                 strlcpy(t, cl.scores[i].name, sizeof(t));
1567         else
1568                 if(!strcasecmp(c, "frags"))
1569                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1570         else
1571                 if(!strcasecmp(c, "ping"))
1572                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1573         else
1574                 if(!strcasecmp(c, "pl"))
1575                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1576         else
1577                 if(!strcasecmp(c, "movementloss"))
1578                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_movementloss);
1579         else
1580                 if(!strcasecmp(c, "entertime"))
1581                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1582         else
1583                 if(!strcasecmp(c, "colors"))
1584                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1585         else
1586                 if(!strcasecmp(c, "topcolor"))
1587                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1588         else
1589                 if(!strcasecmp(c, "bottomcolor"))
1590                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1591         else
1592                 if(!strcasecmp(c, "viewentity"))
1593                         dpsnprintf(t, sizeof(t), "%i", i+1);
1594         else
1595                 if(gamemode == GAME_XONOTIC && !strcasecmp(c, "TEMPHACK_origin"))
1596                 {
1597                         // PLEASE REMOVE THIS once deltalisten() of EXT_CSQC_1
1598                         // is implemented, or Xonotic uses CSQC-networked
1599                         // players, whichever comes first
1600                         entity_t *e = cl.entities + (i+1);
1601                         if(e->state_current.active)
1602                         {
1603                                 vec3_t origin;
1604                                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1605                                 dpsnprintf(t, sizeof(t), "%.9g %.9g %.9g", origin[0], origin[1], origin[2]);
1606                         }
1607                 }
1608         if(!t[0])
1609                 return;
1610         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1611 }
1612
1613 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1614 static void VM_CL_setlistener (prvm_prog_t *prog)
1615 {
1616         vec3_t origin, forward, left, up;
1617         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1618         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), origin);
1619         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), forward);
1620         VectorNegate(PRVM_G_VECTOR(OFS_PARM2), left);
1621         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), up);
1622         Matrix4x4_FromVectors(&cl.csqc_listenermatrix, forward, left, up, origin);
1623         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1624 }
1625
1626 //#352 void(string cmdname) registercommand (EXT_CSQC)
1627 static void VM_CL_registercmd (prvm_prog_t *prog)
1628 {
1629         char *t;
1630         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1631         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1632         {
1633                 size_t alloclen;
1634
1635                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1636                 t = (char *)Z_Malloc(alloclen);
1637                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1638                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1639         }
1640         else
1641                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1642
1643 }
1644
1645 //#360 float() readbyte (EXT_CSQC)
1646 static void VM_CL_ReadByte (prvm_prog_t *prog)
1647 {
1648         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1649         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte(&cl_message);
1650 }
1651
1652 //#361 float() readchar (EXT_CSQC)
1653 static void VM_CL_ReadChar (prvm_prog_t *prog)
1654 {
1655         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1656         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar(&cl_message);
1657 }
1658
1659 //#362 float() readshort (EXT_CSQC)
1660 static void VM_CL_ReadShort (prvm_prog_t *prog)
1661 {
1662         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1663         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort(&cl_message);
1664 }
1665
1666 //#363 float() readlong (EXT_CSQC)
1667 static void VM_CL_ReadLong (prvm_prog_t *prog)
1668 {
1669         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1670         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong(&cl_message);
1671 }
1672
1673 //#364 float() readcoord (EXT_CSQC)
1674 static void VM_CL_ReadCoord (prvm_prog_t *prog)
1675 {
1676         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1677         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(&cl_message, cls.protocol);
1678 }
1679
1680 //#365 float() readangle (EXT_CSQC)
1681 static void VM_CL_ReadAngle (prvm_prog_t *prog)
1682 {
1683         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1684         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(&cl_message, cls.protocol);
1685 }
1686
1687 //#366 string() readstring (EXT_CSQC)
1688 static void VM_CL_ReadString (prvm_prog_t *prog)
1689 {
1690         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1691         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
1692 }
1693
1694 //#367 float() readfloat (EXT_CSQC)
1695 static void VM_CL_ReadFloat (prvm_prog_t *prog)
1696 {
1697         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1698         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat(&cl_message);
1699 }
1700
1701 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1702 extern cvar_t cl_readpicture_force;
1703 static void VM_CL_ReadPicture (prvm_prog_t *prog)
1704 {
1705         const char *name;
1706         unsigned char *data;
1707         unsigned char *buf;
1708         int size;
1709         int i;
1710         cachepic_t *pic;
1711
1712         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1713
1714         name = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1715         size = MSG_ReadShort(&cl_message);
1716
1717         // check if a texture of that name exists
1718         // if yes, it is used and the data is discarded
1719         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1720
1721         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1722
1723         if(size)
1724         {
1725                 if(pic->tex == r_texture_notexture)
1726                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1727                 if(pic->tex && !cl_readpicture_force.integer)
1728                 {
1729                         // texture found and loaded
1730                         // skip over the jpeg as we don't need it
1731                         for(i = 0; i < size; ++i)
1732                                 (void) MSG_ReadByte(&cl_message);
1733                 }
1734                 else
1735                 {
1736                         // texture not found
1737                         // use the attached jpeg as texture
1738                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1739                         MSG_ReadBytes(&cl_message, size, buf);
1740                         data = JPEG_LoadImage_BGRA(buf, size, NULL);
1741                         Mem_Free(buf);
1742                         Draw_NewPic(name, image_width, image_height, false, data);
1743                         Mem_Free(data);
1744                 }
1745         }
1746
1747         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, name);
1748 }
1749
1750 //////////////////////////////////////////////////////////
1751
1752 static void VM_CL_makestatic (prvm_prog_t *prog)
1753 {
1754         prvm_edict_t *ent;
1755
1756         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1757
1758         ent = PRVM_G_EDICT(OFS_PARM0);
1759         if (ent == prog->edicts)
1760         {
1761                 VM_Warning(prog, "makestatic: can not modify world entity\n");
1762                 return;
1763         }
1764         if (ent->priv.server->free)
1765         {
1766                 VM_Warning(prog, "makestatic: can not modify free entity\n");
1767                 return;
1768         }
1769
1770         if (cl.num_static_entities < cl.max_static_entities)
1771         {
1772                 int renderflags;
1773                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1774
1775                 // copy it to the current state
1776                 memset(staticent, 0, sizeof(*staticent));
1777                 staticent->render.model = CL_GetModelByIndex((int)PRVM_clientedictfloat(ent, modelindex));
1778                 staticent->render.framegroupblend[0].frame = (int)PRVM_clientedictfloat(ent, frame);
1779                 staticent->render.framegroupblend[0].lerp = 1;
1780                 // make torchs play out of sync
1781                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1782                 staticent->render.skinnum = (int)PRVM_clientedictfloat(ent, skin);
1783                 staticent->render.effects = (int)PRVM_clientedictfloat(ent, effects);
1784                 staticent->render.alpha = PRVM_clientedictfloat(ent, alpha);
1785                 staticent->render.scale = PRVM_clientedictfloat(ent, scale);
1786                 VectorCopy(PRVM_clientedictvector(ent, colormod), staticent->render.colormod);
1787                 VectorCopy(PRVM_clientedictvector(ent, glowmod), staticent->render.glowmod);
1788
1789                 // sanitize values
1790                 if (!staticent->render.alpha)
1791                         staticent->render.alpha = 1.0f;
1792                 if (!staticent->render.scale)
1793                         staticent->render.scale = 1.0f;
1794                 if (!VectorLength2(staticent->render.colormod))
1795                         VectorSet(staticent->render.colormod, 1, 1, 1);
1796                 if (!VectorLength2(staticent->render.glowmod))
1797                         VectorSet(staticent->render.glowmod, 1, 1, 1);
1798
1799                 renderflags = (int)PRVM_clientedictfloat(ent, renderflags);
1800                 if (renderflags & RF_USEAXIS)
1801                 {
1802                         vec3_t forward, left, up, origin;
1803                         VectorCopy(PRVM_clientglobalvector(v_forward), forward);
1804                         VectorNegate(PRVM_clientglobalvector(v_right), left);
1805                         VectorCopy(PRVM_clientglobalvector(v_up), up);
1806                         VectorCopy(PRVM_clientedictvector(ent, origin), origin);
1807                         Matrix4x4_FromVectors(&staticent->render.matrix, forward, left, up, origin);
1808                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1809                 }
1810                 else
1811                         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);
1812
1813                 // either fullbright or lit
1814                 if(!r_fullbright.integer)
1815                 {
1816                         if (!(staticent->render.effects & EF_FULLBRIGHT))
1817                                 staticent->render.flags |= RENDER_LIGHT;
1818                         else if(r_equalize_entities_fullbright.integer)
1819                                 staticent->render.flags |= RENDER_LIGHT | RENDER_EQUALIZE;
1820                 }
1821                 // turn off shadows from transparent objects
1822                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1823                         staticent->render.flags |= RENDER_SHADOW;
1824                 if (staticent->render.effects & EF_NODEPTHTEST)
1825                         staticent->render.flags |= RENDER_NODEPTHTEST;
1826                 if (staticent->render.effects & EF_ADDITIVE)
1827                         staticent->render.flags |= RENDER_ADDITIVE;
1828                 if (staticent->render.effects & EF_DOUBLESIDED)
1829                         staticent->render.flags |= RENDER_DOUBLESIDED;
1830
1831                 staticent->render.allowdecals = true;
1832                 CL_UpdateRenderEntity(&staticent->render);
1833         }
1834         else
1835                 Con_Printf("Too many static entities");
1836
1837 // throw the entity away now
1838         PRVM_ED_Free(prog, ent);
1839 }
1840
1841 //=================================================================//
1842
1843 /*
1844 =================
1845 VM_CL_copyentity
1846
1847 copies data from one entity to another
1848
1849 copyentity(src, dst)
1850 =================
1851 */
1852 static void VM_CL_copyentity (prvm_prog_t *prog)
1853 {
1854         prvm_edict_t *in, *out;
1855         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1856         in = PRVM_G_EDICT(OFS_PARM0);
1857         if (in == prog->edicts)
1858         {
1859                 VM_Warning(prog, "copyentity: can not read world entity\n");
1860                 return;
1861         }
1862         if (in->priv.server->free)
1863         {
1864                 VM_Warning(prog, "copyentity: can not read free entity\n");
1865                 return;
1866         }
1867         out = PRVM_G_EDICT(OFS_PARM1);
1868         if (out == prog->edicts)
1869         {
1870                 VM_Warning(prog, "copyentity: can not modify world entity\n");
1871                 return;
1872         }
1873         if (out->priv.server->free)
1874         {
1875                 VM_Warning(prog, "copyentity: can not modify free entity\n");
1876                 return;
1877         }
1878         memcpy(out->fields.fp, in->fields.fp, prog->entityfields * sizeof(prvm_vec_t));
1879         CL_LinkEdict(out);
1880 }
1881
1882 //=================================================================//
1883
1884 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1885 static void VM_CL_effect (prvm_prog_t *prog)
1886 {
1887         vec3_t org;
1888         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1889         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
1890         CL_Effect(org, (int)PRVM_G_FLOAT(OFS_PARM1), (int)PRVM_G_FLOAT(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), PRVM_G_FLOAT(OFS_PARM4));
1891 }
1892
1893 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1894 static void VM_CL_te_blood (prvm_prog_t *prog)
1895 {
1896         vec3_t pos, vel, pos2;
1897         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1898         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1899                 return;
1900         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1901         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
1902         CL_FindNonSolidLocation(pos, pos2, 4);
1903         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
1904 }
1905
1906 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1907 static void VM_CL_te_bloodshower (prvm_prog_t *prog)
1908 {
1909         vec_t speed;
1910         vec3_t mincorner, maxcorner, vel1, vel2;
1911         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1912         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1913                 return;
1914         speed = PRVM_G_FLOAT(OFS_PARM2);
1915         vel1[0] = -speed;
1916         vel1[1] = -speed;
1917         vel1[2] = -speed;
1918         vel2[0] = speed;
1919         vel2[1] = speed;
1920         vel2[2] = speed;
1921         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1922         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1923         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), mincorner, maxcorner, vel1, vel2, NULL, 0);
1924 }
1925
1926 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1927 static void VM_CL_te_explosionrgb (prvm_prog_t *prog)
1928 {
1929         vec3_t          pos;
1930         vec3_t          pos2;
1931         matrix4x4_t     tempmatrix;
1932         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1933         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1934         CL_FindNonSolidLocation(pos, pos2, 10);
1935         CL_ParticleExplosion(pos2);
1936         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1937         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);
1938 }
1939
1940 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1941 static void VM_CL_te_particlecube (prvm_prog_t *prog)
1942 {
1943         vec3_t mincorner, maxcorner, vel;
1944         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1945         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1946         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1947         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1948         CL_ParticleCube(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), PRVM_G_FLOAT(OFS_PARM5), PRVM_G_FLOAT(OFS_PARM6));
1949 }
1950
1951 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1952 static void VM_CL_te_particlerain (prvm_prog_t *prog)
1953 {
1954         vec3_t mincorner, maxcorner, vel;
1955         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1956         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1957         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1958         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1959         CL_ParticleRain(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 0);
1960 }
1961
1962 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1963 static void VM_CL_te_particlesnow (prvm_prog_t *prog)
1964 {
1965         vec3_t mincorner, maxcorner, vel;
1966         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1967         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1968         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1969         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1970         CL_ParticleRain(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 1);
1971 }
1972
1973 // #411 void(vector org, vector vel, float howmany) te_spark
1974 static void VM_CL_te_spark (prvm_prog_t *prog)
1975 {
1976         vec3_t pos, pos2, vel;
1977         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1978
1979         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1980         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
1981         CL_FindNonSolidLocation(pos, pos2, 4);
1982         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
1983 }
1984
1985 extern cvar_t cl_sound_ric_gunshot;
1986 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1987 static void VM_CL_te_gunshotquad (prvm_prog_t *prog)
1988 {
1989         vec3_t          pos, pos2;
1990         int                     rnd;
1991         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1992
1993         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1994         CL_FindNonSolidLocation(pos, pos2, 4);
1995         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1996         if(cl_sound_ric_gunshot.integer >= 2)
1997         {
1998                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1999                 else
2000                 {
2001                         rnd = rand() & 3;
2002                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2003                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2004                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2005                 }
2006         }
2007 }
2008
2009 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
2010 static void VM_CL_te_spikequad (prvm_prog_t *prog)
2011 {
2012         vec3_t          pos, pos2;
2013         int                     rnd;
2014         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
2015
2016         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2017         CL_FindNonSolidLocation(pos, pos2, 4);
2018         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2019         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2020         else
2021         {
2022                 rnd = rand() & 3;
2023                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2024                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2025                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2026         }
2027 }
2028
2029 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
2030 static void VM_CL_te_superspikequad (prvm_prog_t *prog)
2031 {
2032         vec3_t          pos, pos2;
2033         int                     rnd;
2034         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
2035
2036         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2037         CL_FindNonSolidLocation(pos, pos2, 4);
2038         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2039         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2040         else
2041         {
2042                 rnd = rand() & 3;
2043                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2044                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2045                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2046         }
2047 }
2048
2049 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
2050 static void VM_CL_te_explosionquad (prvm_prog_t *prog)
2051 {
2052         vec3_t          pos, pos2;
2053         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
2054
2055         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2056         CL_FindNonSolidLocation(pos, pos2, 10);
2057         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2058         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2059 }
2060
2061 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
2062 static void VM_CL_te_smallflash (prvm_prog_t *prog)
2063 {
2064         vec3_t          pos, pos2;
2065         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
2066
2067         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2068         CL_FindNonSolidLocation(pos, pos2, 10);
2069         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2070 }
2071
2072 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
2073 static void VM_CL_te_customflash (prvm_prog_t *prog)
2074 {
2075         vec3_t          pos, pos2;
2076         matrix4x4_t     tempmatrix;
2077         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
2078
2079         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2080         CL_FindNonSolidLocation(pos, pos2, 4);
2081         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2082         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);
2083 }
2084
2085 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
2086 static void VM_CL_te_gunshot (prvm_prog_t *prog)
2087 {
2088         vec3_t          pos, pos2;
2089         int                     rnd;
2090         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
2091
2092         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2093         CL_FindNonSolidLocation(pos, pos2, 4);
2094         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2095         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
2096         {
2097                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2098                 else
2099                 {
2100                         rnd = rand() & 3;
2101                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2102                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2103                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2104                 }
2105         }
2106 }
2107
2108 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
2109 static void VM_CL_te_spike (prvm_prog_t *prog)
2110 {
2111         vec3_t          pos, pos2;
2112         int                     rnd;
2113         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
2114
2115         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2116         CL_FindNonSolidLocation(pos, pos2, 4);
2117         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2118         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2119         else
2120         {
2121                 rnd = rand() & 3;
2122                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2123                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2124                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2125         }
2126 }
2127
2128 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
2129 static void VM_CL_te_superspike (prvm_prog_t *prog)
2130 {
2131         vec3_t          pos, pos2;
2132         int                     rnd;
2133         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
2134
2135         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2136         CL_FindNonSolidLocation(pos, pos2, 4);
2137         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2138         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2139         else
2140         {
2141                 rnd = rand() & 3;
2142                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2143                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2144                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2145         }
2146 }
2147
2148 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
2149 static void VM_CL_te_explosion (prvm_prog_t *prog)
2150 {
2151         vec3_t          pos, pos2;
2152         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
2153
2154         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2155         CL_FindNonSolidLocation(pos, pos2, 10);
2156         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2157         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2158 }
2159
2160 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
2161 static void VM_CL_te_tarexplosion (prvm_prog_t *prog)
2162 {
2163         vec3_t          pos, pos2;
2164         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
2165
2166         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2167         CL_FindNonSolidLocation(pos, pos2, 10);
2168         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2169         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2170 }
2171
2172 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
2173 static void VM_CL_te_wizspike (prvm_prog_t *prog)
2174 {
2175         vec3_t          pos, pos2;
2176         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
2177
2178         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2179         CL_FindNonSolidLocation(pos, pos2, 4);
2180         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2181         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
2182 }
2183
2184 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
2185 static void VM_CL_te_knightspike (prvm_prog_t *prog)
2186 {
2187         vec3_t          pos, pos2;
2188         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
2189
2190         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2191         CL_FindNonSolidLocation(pos, pos2, 4);
2192         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2193         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
2194 }
2195
2196 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
2197 static void VM_CL_te_lavasplash (prvm_prog_t *prog)
2198 {
2199         vec3_t          pos;
2200         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
2201         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2202         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2203 }
2204
2205 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
2206 static void VM_CL_te_teleport (prvm_prog_t *prog)
2207 {
2208         vec3_t          pos;
2209         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
2210         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2211         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2212 }
2213
2214 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
2215 static void VM_CL_te_explosion2 (prvm_prog_t *prog)
2216 {
2217         vec3_t          pos, pos2, color;
2218         matrix4x4_t     tempmatrix;
2219         int                     colorStart, colorLength;
2220         unsigned char           *tempcolor;
2221         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
2222
2223         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2224         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
2225         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
2226         CL_FindNonSolidLocation(pos, pos2, 10);
2227         CL_ParticleExplosion2(pos2, colorStart, colorLength);
2228         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2229         color[0] = tempcolor[0] * (2.0f / 255.0f);
2230         color[1] = tempcolor[1] * (2.0f / 255.0f);
2231         color[2] = tempcolor[2] * (2.0f / 255.0f);
2232         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2233         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);
2234         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2235 }
2236
2237
2238 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
2239 static void VM_CL_te_lightning1 (prvm_prog_t *prog)
2240 {
2241         vec3_t          start, end;
2242         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
2243         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2244         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2245         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt, true);
2246 }
2247
2248 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
2249 static void VM_CL_te_lightning2 (prvm_prog_t *prog)
2250 {
2251         vec3_t          start, end;
2252         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
2253         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2254         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2255         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt2, true);
2256 }
2257
2258 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
2259 static void VM_CL_te_lightning3 (prvm_prog_t *prog)
2260 {
2261         vec3_t          start, end;
2262         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
2263         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2264         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2265         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt3, false);
2266 }
2267
2268 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
2269 static void VM_CL_te_beam (prvm_prog_t *prog)
2270 {
2271         vec3_t          start, end;
2272         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
2273         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2274         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2275         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_beam, false);
2276 }
2277
2278 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
2279 static void VM_CL_te_plasmaburn (prvm_prog_t *prog)
2280 {
2281         vec3_t          pos, pos2;
2282         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
2283
2284         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2285         CL_FindNonSolidLocation(pos, pos2, 4);
2286         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2287 }
2288
2289 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
2290 static void VM_CL_te_flamejet (prvm_prog_t *prog)
2291 {
2292         vec3_t          pos, pos2, vel;
2293         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
2294         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
2295                 return;
2296         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2297         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
2298         CL_FindNonSolidLocation(pos, pos2, 4);
2299         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
2300 }
2301
2302
2303 // #443 void(entity e, entity tagentity, string tagname) setattachment
2304 static void VM_CL_setattachment (prvm_prog_t *prog)
2305 {
2306         prvm_edict_t *e;
2307         prvm_edict_t *tagentity;
2308         const char *tagname;
2309         int modelindex;
2310         int tagindex;
2311         dp_model_t *model;
2312         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2313
2314         e = PRVM_G_EDICT(OFS_PARM0);
2315         tagentity = PRVM_G_EDICT(OFS_PARM1);
2316         tagname = PRVM_G_STRING(OFS_PARM2);
2317
2318         if (e == prog->edicts)
2319         {
2320                 VM_Warning(prog, "setattachment: can not modify world entity\n");
2321                 return;
2322         }
2323         if (e->priv.server->free)
2324         {
2325                 VM_Warning(prog, "setattachment: can not modify free entity\n");
2326                 return;
2327         }
2328
2329         if (tagentity == NULL)
2330                 tagentity = prog->edicts;
2331
2332         tagindex = 0;
2333         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2334         {
2335                 modelindex = (int)PRVM_clientedictfloat(tagentity, modelindex);
2336                 model = CL_GetModelByIndex(modelindex);
2337                 if (model)
2338                 {
2339                         tagindex = Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(tagentity, skin), tagname);
2340                         if (tagindex == 0)
2341                                 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);
2342                 }
2343                 else
2344                         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));
2345         }
2346
2347         PRVM_clientedictedict(e, tag_entity) = PRVM_EDICT_TO_PROG(tagentity);
2348         PRVM_clientedictfloat(e, tag_index) = tagindex;
2349 }
2350
2351 /////////////////////////////////////////
2352 // DP_MD3_TAGINFO extension coded by VorteX
2353
2354 static int CL_GetTagIndex (prvm_prog_t *prog, prvm_edict_t *e, const char *tagname)
2355 {
2356         dp_model_t *model = CL_GetModelFromEdict(e);
2357         if (model)
2358                 return Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(e, skin), tagname);
2359         else
2360                 return -1;
2361 }
2362
2363 static int CL_GetExtendedTagInfo (prvm_prog_t *prog, prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2364 {
2365         int r;
2366         dp_model_t *model;
2367
2368         *tagname = NULL;
2369         *parentindex = 0;
2370         Matrix4x4_CreateIdentity(tag_localmatrix);
2371
2372         if (tagindex >= 0
2373          && (model = CL_GetModelFromEdict(e))
2374          && model->animscenes)
2375         {
2376                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)PRVM_clientedictfloat(e, skin), e->priv.server->frameblend, &e->priv.server->skeleton, tagindex - 1, parentindex, tagname, tag_localmatrix);
2377
2378                 if(!r) // success?
2379                         *parentindex += 1;
2380
2381                 return r;
2382         }
2383
2384         return 1;
2385 }
2386
2387 int CL_GetPitchSign(prvm_prog_t *prog, prvm_edict_t *ent)
2388 {
2389         dp_model_t *model;
2390         if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2391                 return -1;
2392         return 1;
2393 }
2394
2395 void CL_GetEntityMatrix (prvm_prog_t *prog, prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2396 {
2397         float scale;
2398         float pitchsign = 1;
2399
2400         scale = PRVM_clientedictfloat(ent, scale);
2401         if (!scale)
2402                 scale = 1.0f;
2403
2404         if(viewmatrix)
2405                 *out = r_refdef.view.matrix;
2406         else if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_USEAXIS)
2407         {
2408                 vec3_t forward;
2409                 vec3_t left;
2410                 vec3_t up;
2411                 vec3_t origin;
2412                 VectorScale(PRVM_clientglobalvector(v_forward), scale, forward);
2413                 VectorScale(PRVM_clientglobalvector(v_right), -scale, left);
2414                 VectorScale(PRVM_clientglobalvector(v_up), scale, up);
2415                 VectorCopy(PRVM_clientedictvector(ent, origin), origin);
2416                 Matrix4x4_FromVectors(out, forward, left, up, origin);
2417         }
2418         else
2419         {
2420                 pitchsign = CL_GetPitchSign(prog, ent);
2421                 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);
2422         }
2423 }
2424
2425 static int CL_GetEntityLocalTagMatrix(prvm_prog_t *prog, prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2426 {
2427         dp_model_t *model;
2428         if (tagindex >= 0
2429          && (model = CL_GetModelFromEdict(ent))
2430          && model->animscenes)
2431         {
2432                 VM_GenerateFrameGroupBlend(prog, ent->priv.server->framegroupblend, ent);
2433                 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model, cl.time);
2434                 VM_UpdateEdictSkeleton(prog, ent, model, ent->priv.server->frameblend);
2435                 return Mod_Alias_GetTagMatrix(model, ent->priv.server->frameblend, &ent->priv.server->skeleton, tagindex, out);
2436         }
2437         *out = identitymatrix;
2438         return 0;
2439 }
2440
2441 // Warnings/errors code:
2442 // 0 - normal (everything all-right)
2443 // 1 - world entity
2444 // 2 - free entity
2445 // 3 - null or non-precached model
2446 // 4 - no tags with requested index
2447 // 5 - runaway loop at attachment chain
2448 extern cvar_t cl_bob;
2449 extern cvar_t cl_bobcycle;
2450 extern cvar_t cl_bobup;
2451 int CL_GetTagMatrix (prvm_prog_t *prog, matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2452 {
2453         int ret;
2454         int attachloop;
2455         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2456         dp_model_t *model;
2457
2458         *out = identitymatrix; // warnings and errors return identical matrix
2459
2460         if (ent == prog->edicts)
2461                 return 1;
2462         if (ent->priv.server->free)
2463                 return 2;
2464
2465         model = CL_GetModelFromEdict(ent);
2466         if(!model)
2467                 return 3;
2468
2469         tagmatrix = identitymatrix;
2470         attachloop = 0;
2471         for(;;)
2472         {
2473                 if(attachloop >= 256)
2474                         return 5;
2475                 // apply transformation by child's tagindex on parent entity and then
2476                 // by parent entity itself
2477                 ret = CL_GetEntityLocalTagMatrix(prog, ent, tagindex - 1, &attachmatrix);
2478                 if(ret && attachloop == 0)
2479                         return ret;
2480                 CL_GetEntityMatrix(prog, ent, &entitymatrix, false);
2481                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2482                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2483                 // next iteration we process the parent entity
2484                 if (PRVM_clientedictedict(ent, tag_entity))
2485                 {
2486                         tagindex = (int)PRVM_clientedictfloat(ent, tag_index);
2487                         ent = PRVM_EDICT_NUM(PRVM_clientedictedict(ent, tag_entity));
2488                 }
2489                 else
2490                         break;
2491                 attachloop++;
2492         }
2493
2494         // RENDER_VIEWMODEL magic
2495         if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_VIEWMODEL)
2496         {
2497                 Matrix4x4_Copy(&tagmatrix, out);
2498
2499                 CL_GetEntityMatrix(prog, prog->edicts, &entitymatrix, true);
2500                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2501
2502                 /*
2503                 // Cl_bob, ported from rendering code
2504                 if (PRVM_clientedictfloat(ent, health) > 0 && cl_bob.value && cl_bobcycle.value)
2505                 {
2506                         double bob, cycle;
2507                         // LordHavoc: this code is *weird*, but not replacable (I think it
2508                         // should be done in QC on the server, but oh well, quake is quake)
2509                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2510                         // degrees (which allows lengthening or squishing the peak or valley)
2511                         cycle = cl.time/cl_bobcycle.value;
2512                         cycle -= (int)cycle;
2513                         if (cycle < cl_bobup.value)
2514                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2515                         else
2516                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2517                         // bob is proportional to velocity in the xy plane
2518                         // (don't count Z, or jumping messes it up)
2519                         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;
2520                         bob = bob*0.3 + bob*0.7*cycle;
2521                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2522                 }
2523                 */
2524         }
2525         return 0;
2526 }
2527
2528 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2529 static void VM_CL_gettagindex (prvm_prog_t *prog)
2530 {
2531         prvm_edict_t *ent;
2532         const char *tag_name;
2533         int tag_index;
2534
2535         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2536
2537         ent = PRVM_G_EDICT(OFS_PARM0);
2538         tag_name = PRVM_G_STRING(OFS_PARM1);
2539         if (ent == prog->edicts)
2540         {
2541                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect world entity\n", PRVM_NUM_FOR_EDICT(ent));
2542                 return;
2543         }
2544         if (ent->priv.server->free)
2545         {
2546                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect free entity\n", PRVM_NUM_FOR_EDICT(ent));
2547                 return;
2548         }
2549
2550         tag_index = 0;
2551         if (!CL_GetModelFromEdict(ent))
2552                 Con_DPrintf("VM_CL_gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2553         else
2554         {
2555                 tag_index = CL_GetTagIndex(prog, ent, tag_name);
2556                 if (tag_index == 0)
2557                         if(developer_extra.integer)
2558                                 Con_DPrintf("VM_CL_gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2559         }
2560         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2561 }
2562
2563 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2564 static void VM_CL_gettaginfo (prvm_prog_t *prog)
2565 {
2566         prvm_edict_t *e;
2567         int tagindex;
2568         matrix4x4_t tag_matrix;
2569         matrix4x4_t tag_localmatrix;
2570         int parentindex;
2571         const char *tagname;
2572         int returncode;
2573         vec3_t forward, left, up, origin;
2574         const dp_model_t *model;
2575
2576         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2577
2578         e = PRVM_G_EDICT(OFS_PARM0);
2579         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2580         returncode = CL_GetTagMatrix(prog, &tag_matrix, e, tagindex);
2581         Matrix4x4_ToVectors(&tag_matrix, forward, left, up, origin);
2582         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
2583         VectorScale(left, -1, PRVM_clientglobalvector(v_right));
2584         VectorCopy(up, PRVM_clientglobalvector(v_up));
2585         VectorCopy(origin, PRVM_G_VECTOR(OFS_RETURN));
2586         model = CL_GetModelFromEdict(e);
2587         VM_GenerateFrameGroupBlend(prog, e->priv.server->framegroupblend, e);
2588         VM_FrameBlendFromFrameGroupBlend(e->priv.server->frameblend, e->priv.server->framegroupblend, model, cl.time);
2589         VM_UpdateEdictSkeleton(prog, e, model, e->priv.server->frameblend);
2590         CL_GetExtendedTagInfo(prog, e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2591         Matrix4x4_ToVectors(&tag_localmatrix, forward, left, up, origin);
2592
2593         PRVM_clientglobalfloat(gettaginfo_parent) = parentindex;
2594         PRVM_clientglobalstring(gettaginfo_name) = tagname ? PRVM_SetTempString(prog, tagname) : 0;
2595         VectorCopy(forward, PRVM_clientglobalvector(gettaginfo_forward));
2596         VectorScale(left, -1, PRVM_clientglobalvector(gettaginfo_right));
2597         VectorCopy(up, PRVM_clientglobalvector(gettaginfo_up));
2598         VectorCopy(origin, PRVM_clientglobalvector(gettaginfo_offset));
2599
2600         switch(returncode)
2601         {
2602                 case 1:
2603                         VM_Warning(prog, "gettagindex: can't affect world entity\n");
2604                         break;
2605                 case 2:
2606                         VM_Warning(prog, "gettagindex: can't affect free entity\n");
2607                         break;
2608                 case 3:
2609                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2610                         break;
2611                 case 4:
2612                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2613                         break;
2614                 case 5:
2615                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2616                         break;
2617         }
2618 }
2619
2620 //============================================================================
2621
2622 //====================
2623 // DP_CSQC_SPAWNPARTICLE
2624 // a QC hook to engine's CL_NewParticle
2625 //====================
2626
2627 // particle theme struct
2628 typedef struct vmparticletheme_s
2629 {
2630         unsigned short typeindex;
2631         qboolean initialized;
2632         pblend_t blendmode;
2633         porientation_t orientation;
2634         int color1;
2635         int color2;
2636         int tex;
2637         float size;
2638         float sizeincrease;
2639         float alpha;
2640         float alphafade;
2641         float gravity;
2642         float bounce;
2643         float airfriction;
2644         float liquidfriction;
2645         float originjitter;
2646         float velocityjitter;
2647         qboolean qualityreduction;
2648         float lifetime;
2649         float stretch;
2650         int staincolor1;
2651         int staincolor2;
2652         int staintex;
2653         float stainalpha;
2654         float stainsize;
2655         float delayspawn;
2656         float delaycollision;
2657         float angle;
2658         float spin;
2659 }vmparticletheme_t;
2660
2661 // particle spawner
2662 typedef struct vmparticlespawner_s
2663 {
2664         mempool_t                       *pool;
2665         qboolean                        initialized;
2666         qboolean                        verified;
2667         vmparticletheme_t       *themes;
2668         int                                     max_themes;
2669 }vmparticlespawner_t;
2670
2671 vmparticlespawner_t vmpartspawner;
2672
2673 // TODO: automatic max_themes grow
2674 static void VM_InitParticleSpawner (prvm_prog_t *prog, int maxthemes)
2675 {
2676         // bound max themes to not be an insane value
2677         if (maxthemes < 4)
2678                 maxthemes = 4;
2679         if (maxthemes > 2048)
2680                 maxthemes = 2048;
2681         // allocate and set up structure
2682         if (vmpartspawner.initialized) // reallocate
2683         {
2684                 Mem_FreePool(&vmpartspawner.pool);
2685                 memset(&vmpartspawner, 0, sizeof(vmparticlespawner_t));
2686         }
2687         vmpartspawner.pool = Mem_AllocPool("VMPARTICLESPAWNER", 0, NULL);
2688         vmpartspawner.themes = (vmparticletheme_t *)Mem_Alloc(vmpartspawner.pool, sizeof(vmparticletheme_t)*maxthemes);
2689         vmpartspawner.max_themes = maxthemes;
2690         vmpartspawner.initialized = true;
2691         vmpartspawner.verified = true;
2692 }
2693
2694 // reset particle theme to default values
2695 static void VM_ResetParticleTheme (vmparticletheme_t *theme)
2696 {
2697         theme->initialized = true;
2698         theme->typeindex = pt_static;
2699         theme->blendmode = PBLEND_ADD;
2700         theme->orientation = PARTICLE_BILLBOARD;
2701         theme->color1 = 0x808080;
2702         theme->color2 = 0xFFFFFF;
2703         theme->tex = 63;
2704         theme->size = 2;
2705         theme->sizeincrease = 0;
2706         theme->alpha = 256;
2707         theme->alphafade = 512;
2708         theme->gravity = 0.0f;
2709         theme->bounce = 0.0f;
2710         theme->airfriction = 1.0f;
2711         theme->liquidfriction = 4.0f;
2712         theme->originjitter = 0.0f;
2713         theme->velocityjitter = 0.0f;
2714         theme->qualityreduction = false;
2715         theme->lifetime = 4;
2716         theme->stretch = 1;
2717         theme->staincolor1 = -1;
2718         theme->staincolor2 = -1;
2719         theme->staintex = -1;
2720         theme->delayspawn = 0.0f;
2721         theme->delaycollision = 0.0f;
2722         theme->angle = 0.0f;
2723         theme->spin = 0.0f;
2724 }
2725
2726 // particle theme -> QC globals
2727 static void VM_CL_ParticleThemeToGlobals(vmparticletheme_t *theme, prvm_prog_t *prog)
2728 {
2729         PRVM_clientglobalfloat(particle_type) = theme->typeindex;
2730         PRVM_clientglobalfloat(particle_blendmode) = theme->blendmode;
2731         PRVM_clientglobalfloat(particle_orientation) = theme->orientation;
2732         // VorteX: int only can store 0-255, not 0-256 which means 0 - 0,99609375...
2733         VectorSet(PRVM_clientglobalvector(particle_color1), (theme->color1 >> 16) & 0xFF, (theme->color1 >> 8) & 0xFF, (theme->color1 >> 0) & 0xFF);
2734         VectorSet(PRVM_clientglobalvector(particle_color2), (theme->color2 >> 16) & 0xFF, (theme->color2 >> 8) & 0xFF, (theme->color2 >> 0) & 0xFF);
2735         PRVM_clientglobalfloat(particle_tex) = (float)theme->tex;
2736         PRVM_clientglobalfloat(particle_size) = theme->size;
2737         PRVM_clientglobalfloat(particle_sizeincrease) = theme->sizeincrease;
2738         PRVM_clientglobalfloat(particle_alpha) = theme->alpha/256;
2739         PRVM_clientglobalfloat(particle_alphafade) = theme->alphafade/256;
2740         PRVM_clientglobalfloat(particle_time) = theme->lifetime;
2741         PRVM_clientglobalfloat(particle_gravity) = theme->gravity;
2742         PRVM_clientglobalfloat(particle_bounce) = theme->bounce;
2743         PRVM_clientglobalfloat(particle_airfriction) = theme->airfriction;
2744         PRVM_clientglobalfloat(particle_liquidfriction) = theme->liquidfriction;
2745         PRVM_clientglobalfloat(particle_originjitter) = theme->originjitter;
2746         PRVM_clientglobalfloat(particle_velocityjitter) = theme->velocityjitter;
2747         PRVM_clientglobalfloat(particle_qualityreduction) = theme->qualityreduction;
2748         PRVM_clientglobalfloat(particle_stretch) = theme->stretch;
2749         VectorSet(PRVM_clientglobalvector(particle_staincolor1), ((int)theme->staincolor1 >> 16) & 0xFF, ((int)theme->staincolor1 >> 8) & 0xFF, ((int)theme->staincolor1 >> 0) & 0xFF);
2750         VectorSet(PRVM_clientglobalvector(particle_staincolor2), ((int)theme->staincolor2 >> 16) & 0xFF, ((int)theme->staincolor2 >> 8) & 0xFF, ((int)theme->staincolor2 >> 0) & 0xFF);
2751         PRVM_clientglobalfloat(particle_staintex) = (float)theme->staintex;
2752         PRVM_clientglobalfloat(particle_stainalpha) = (float)theme->stainalpha/256;
2753         PRVM_clientglobalfloat(particle_stainsize) = (float)theme->stainsize;
2754         PRVM_clientglobalfloat(particle_delayspawn) = theme->delayspawn;
2755         PRVM_clientglobalfloat(particle_delaycollision) = theme->delaycollision;
2756         PRVM_clientglobalfloat(particle_angle) = theme->angle;
2757         PRVM_clientglobalfloat(particle_spin) = theme->spin;
2758 }
2759
2760 // QC globals ->  particle theme
2761 static void VM_CL_ParticleThemeFromGlobals(vmparticletheme_t *theme, prvm_prog_t *prog)
2762 {
2763         theme->typeindex = (unsigned short)PRVM_clientglobalfloat(particle_type);
2764         theme->blendmode = (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode);
2765         theme->orientation = (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation);
2766         theme->color1 = ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]);
2767         theme->color2 = ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]);
2768         theme->tex = (int)PRVM_clientglobalfloat(particle_tex);
2769         theme->size = PRVM_clientglobalfloat(particle_size);
2770         theme->sizeincrease = PRVM_clientglobalfloat(particle_sizeincrease);
2771         theme->alpha = PRVM_clientglobalfloat(particle_alpha)*256;
2772         theme->alphafade = PRVM_clientglobalfloat(particle_alphafade)*256;
2773         theme->lifetime = PRVM_clientglobalfloat(particle_time);
2774         theme->gravity = PRVM_clientglobalfloat(particle_gravity);
2775         theme->bounce = PRVM_clientglobalfloat(particle_bounce);
2776         theme->airfriction = PRVM_clientglobalfloat(particle_airfriction);
2777         theme->liquidfriction = PRVM_clientglobalfloat(particle_liquidfriction);
2778         theme->originjitter = PRVM_clientglobalfloat(particle_originjitter);
2779         theme->velocityjitter = PRVM_clientglobalfloat(particle_velocityjitter);
2780         theme->qualityreduction = PRVM_clientglobalfloat(particle_qualityreduction) != 0 ? true : false;
2781         theme->stretch = PRVM_clientglobalfloat(particle_stretch);
2782         theme->staincolor1 = ((int)PRVM_clientglobalvector(particle_staincolor1)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor1)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor1)[2]);
2783         theme->staincolor2 = (int)(PRVM_clientglobalvector(particle_staincolor2)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor2)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor2)[2]);
2784         theme->staintex =(int)PRVM_clientglobalfloat(particle_staintex);
2785         theme->stainalpha = PRVM_clientglobalfloat(particle_stainalpha)*256;
2786         theme->stainsize = PRVM_clientglobalfloat(particle_stainsize);
2787         theme->delayspawn = PRVM_clientglobalfloat(particle_delayspawn);
2788         theme->delaycollision = PRVM_clientglobalfloat(particle_delaycollision);
2789         theme->angle = PRVM_clientglobalfloat(particle_angle);
2790         theme->spin = PRVM_clientglobalfloat(particle_spin);
2791 }
2792
2793 // init particle spawner interface
2794 // # float(float max_themes) initparticlespawner
2795 static void VM_CL_InitParticleSpawner (prvm_prog_t *prog)
2796 {
2797         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_InitParticleSpawner);
2798         VM_InitParticleSpawner(prog, (int)PRVM_G_FLOAT(OFS_PARM0));
2799         vmpartspawner.themes[0].initialized = true;
2800         VM_ResetParticleTheme(&vmpartspawner.themes[0]);
2801         PRVM_G_FLOAT(OFS_RETURN) = (vmpartspawner.verified == true) ? 1 : 0;
2802 }
2803
2804 // void() resetparticle
2805 static void VM_CL_ResetParticle (prvm_prog_t *prog)
2806 {
2807         VM_SAFEPARMCOUNT(0, VM_CL_ResetParticle);
2808         if (vmpartspawner.verified == false)
2809         {
2810                 VM_Warning(prog, "VM_CL_ResetParticle: particle spawner not initialized\n");
2811                 return;
2812         }
2813         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2814 }
2815
2816 // void(float themenum) particletheme
2817 static void VM_CL_ParticleTheme (prvm_prog_t *prog)
2818 {
2819         int themenum;
2820
2821         VM_SAFEPARMCOUNT(1, VM_CL_ParticleTheme);
2822         if (vmpartspawner.verified == false)
2823         {
2824                 VM_Warning(prog, "VM_CL_ParticleTheme: particle spawner not initialized\n");
2825                 return;
2826         }
2827         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2828         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2829         {
2830                 VM_Warning(prog, "VM_CL_ParticleTheme: bad theme number %i\n", themenum);
2831                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2832                 return;
2833         }
2834         if (vmpartspawner.themes[themenum].initialized == false)
2835         {
2836                 VM_Warning(prog, "VM_CL_ParticleTheme: theme #%i not exists\n", themenum);
2837                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2838                 return;
2839         }
2840         // load particle theme into globals
2841         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[themenum], prog);
2842 }
2843
2844 // float() saveparticletheme
2845 // void(float themenum) updateparticletheme
2846 static void VM_CL_ParticleThemeSave (prvm_prog_t *prog)
2847 {
2848         int themenum;
2849
2850         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_ParticleThemeSave);
2851         if (vmpartspawner.verified == false)
2852         {
2853                 VM_Warning(prog, "VM_CL_ParticleThemeSave: particle spawner not initialized\n");
2854                 return;
2855         }
2856         // allocate new theme, save it and return
2857         if (prog->argc < 1)
2858         {
2859                 for (themenum = 0; themenum < vmpartspawner.max_themes; themenum++)
2860                         if (vmpartspawner.themes[themenum].initialized == false)
2861                                 break;
2862                 if (themenum >= vmpartspawner.max_themes)
2863                 {
2864                         if (vmpartspawner.max_themes == 2048)
2865                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots\n");
2866                         else
2867                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots, try initparticlespawner() with highter max_themes\n");
2868                         PRVM_G_FLOAT(OFS_RETURN) = -1;
2869                         return;
2870                 }
2871                 vmpartspawner.themes[themenum].initialized = true;
2872                 VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum], prog);
2873                 PRVM_G_FLOAT(OFS_RETURN) = themenum;
2874                 return;
2875         }
2876         // update existing theme
2877         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2878         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2879         {
2880                 VM_Warning(prog, "VM_CL_ParticleThemeSave: bad theme number %i\n", themenum);
2881                 return;
2882         }
2883         vmpartspawner.themes[themenum].initialized = true;
2884         VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum], prog);
2885 }
2886
2887 // void(float themenum) freeparticletheme
2888 static void VM_CL_ParticleThemeFree (prvm_prog_t *prog)
2889 {
2890         int themenum;
2891
2892         VM_SAFEPARMCOUNT(1, VM_CL_ParticleThemeFree);
2893         if (vmpartspawner.verified == false)
2894         {
2895                 VM_Warning(prog, "VM_CL_ParticleThemeFree: particle spawner not initialized\n");
2896                 return;
2897         }
2898         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2899         // check parms
2900         if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2901         {
2902                 VM_Warning(prog, "VM_CL_ParticleThemeFree: bad theme number %i\n", themenum);
2903                 return;
2904         }
2905         if (vmpartspawner.themes[themenum].initialized == false)
2906         {
2907                 VM_Warning(prog, "VM_CL_ParticleThemeFree: theme #%i already freed\n", themenum);
2908                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2909                 return;
2910         }
2911         // free theme
2912         VM_ResetParticleTheme(&vmpartspawner.themes[themenum]);
2913         vmpartspawner.themes[themenum].initialized = false;
2914 }
2915
2916 // float(vector org, vector dir, [float theme]) particle
2917 // returns 0 if failed, 1 if succesful
2918 static void VM_CL_SpawnParticle (prvm_prog_t *prog)
2919 {
2920         vec3_t org, dir;
2921         vmparticletheme_t *theme;
2922         particle_t *part;
2923         int themenum;
2924
2925         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_SpawnParticle2);
2926         if (vmpartspawner.verified == false)
2927         {
2928                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
2929                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2930                 return;
2931         }
2932         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
2933         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
2934         
2935         if (prog->argc < 3) // global-set particle
2936         {
2937                 part = CL_NewParticle(org,
2938                         (unsigned short)PRVM_clientglobalfloat(particle_type),
2939                         ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]),
2940                         ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]),
2941                         (int)PRVM_clientglobalfloat(particle_tex),
2942                         PRVM_clientglobalfloat(particle_size),
2943                         PRVM_clientglobalfloat(particle_sizeincrease),
2944                         PRVM_clientglobalfloat(particle_alpha)*256,
2945                         PRVM_clientglobalfloat(particle_alphafade)*256,
2946                         PRVM_clientglobalfloat(particle_gravity),
2947                         PRVM_clientglobalfloat(particle_bounce),
2948                         org[0],
2949                         org[1],
2950                         org[2],
2951                         dir[0],
2952                         dir[1],
2953                         dir[2],
2954                         PRVM_clientglobalfloat(particle_airfriction),
2955                         PRVM_clientglobalfloat(particle_liquidfriction),
2956                         PRVM_clientglobalfloat(particle_originjitter),
2957                         PRVM_clientglobalfloat(particle_velocityjitter),
2958                         (PRVM_clientglobalfloat(particle_qualityreduction)) ? true : false,
2959                         PRVM_clientglobalfloat(particle_time),
2960                         PRVM_clientglobalfloat(particle_stretch),
2961                         (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode),
2962                         (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation),
2963                         (int)(PRVM_clientglobalvector(particle_staincolor1)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor1)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor1)[2]),
2964                         (int)(PRVM_clientglobalvector(particle_staincolor2)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor2)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor2)[2]),
2965                         (int)PRVM_clientglobalfloat(particle_staintex),
2966                         PRVM_clientglobalfloat(particle_stainalpha)*256,
2967                         PRVM_clientglobalfloat(particle_stainsize),
2968                         PRVM_clientglobalfloat(particle_angle),
2969                         PRVM_clientglobalfloat(particle_spin),
2970                         NULL);
2971                 if (!part)
2972                 {
2973                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2974                         return;
2975                 }
2976                 if (PRVM_clientglobalfloat(particle_delayspawn))
2977                         part->delayedspawn = cl.time + PRVM_clientglobalfloat(particle_delayspawn);
2978                 //if (PRVM_clientglobalfloat(particle_delaycollision))
2979                 //      part->delayedcollisions = cl.time + PRVM_clientglobalfloat(particle_delaycollision);
2980         }
2981         else // quick themed particle
2982         {
2983                 themenum = (int)PRVM_G_FLOAT(OFS_PARM2);
2984                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2985                 {
2986                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2987                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2988                         return;
2989                 }
2990                 theme = &vmpartspawner.themes[themenum];
2991                 part = CL_NewParticle(org,
2992                         theme->typeindex,
2993                         theme->color1,
2994                         theme->color2,
2995                         theme->tex,
2996                         theme->size,
2997                         theme->sizeincrease,
2998                         theme->alpha,
2999                         theme->alphafade,
3000                         theme->gravity,
3001                         theme->bounce,
3002                         org[0],
3003                         org[1],
3004                         org[2],
3005                         dir[0],
3006                         dir[1],
3007                         dir[2],
3008                         theme->airfriction,
3009                         theme->liquidfriction,
3010                         theme->originjitter,
3011                         theme->velocityjitter,
3012                         theme->qualityreduction,
3013                         theme->lifetime,
3014                         theme->stretch,
3015                         theme->blendmode,
3016                         theme->orientation,
3017                         theme->staincolor1,
3018                         theme->staincolor2,
3019                         theme->staintex,
3020                         theme->stainalpha,
3021                         theme->stainsize,
3022                         theme->angle,
3023                         theme->spin,
3024                         NULL);
3025                 if (!part)
3026                 {
3027                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
3028                         return;
3029                 }
3030                 if (theme->delayspawn)
3031                         part->delayedspawn = cl.time + theme->delayspawn;
3032                 //if (theme->delaycollision)
3033                 //      part->delayedcollisions = cl.time + theme->delaycollision;
3034         }
3035         PRVM_G_FLOAT(OFS_RETURN) = 1; 
3036 }
3037
3038 // float(vector org, vector dir, float spawndelay, float collisiondelay, [float theme]) delayedparticle
3039 // returns 0 if failed, 1 if success
3040 static void VM_CL_SpawnParticleDelayed (prvm_prog_t *prog)
3041 {
3042         vec3_t org, dir;
3043         vmparticletheme_t *theme;
3044         particle_t *part;
3045         int themenum;
3046
3047         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_SpawnParticle2);
3048         if (vmpartspawner.verified == false)
3049         {
3050                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
3051                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
3052                 return;
3053         }
3054         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
3055         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
3056         if (prog->argc < 5) // global-set particle
3057                 part = CL_NewParticle(org,
3058                         (unsigned short)PRVM_clientglobalfloat(particle_type),
3059                         ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]),
3060                         ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]),
3061                         (int)PRVM_clientglobalfloat(particle_tex),
3062                         PRVM_clientglobalfloat(particle_size),
3063                         PRVM_clientglobalfloat(particle_sizeincrease),
3064                         PRVM_clientglobalfloat(particle_alpha)*256,
3065                         PRVM_clientglobalfloat(particle_alphafade)*256,
3066                         PRVM_clientglobalfloat(particle_gravity),
3067                         PRVM_clientglobalfloat(particle_bounce),
3068                         org[0],
3069                         org[1],
3070                         org[2],
3071                         dir[0],
3072                         dir[1],
3073                         dir[2],
3074                         PRVM_clientglobalfloat(particle_airfriction),
3075                         PRVM_clientglobalfloat(particle_liquidfriction),
3076                         PRVM_clientglobalfloat(particle_originjitter),
3077                         PRVM_clientglobalfloat(particle_velocityjitter),
3078                         (PRVM_clientglobalfloat(particle_qualityreduction)) ? true : false,
3079                         PRVM_clientglobalfloat(particle_time),
3080                         PRVM_clientglobalfloat(particle_stretch),
3081                         (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode),
3082                         (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation),
3083                         ((int)PRVM_clientglobalvector(particle_staincolor1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_staincolor1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_staincolor1)[2]),
3084                         ((int)PRVM_clientglobalvector(particle_staincolor2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_staincolor2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_staincolor2)[2]),
3085                         (int)PRVM_clientglobalfloat(particle_staintex),
3086                         PRVM_clientglobalfloat(particle_stainalpha)*256,
3087                         PRVM_clientglobalfloat(particle_stainsize),
3088                         PRVM_clientglobalfloat(particle_angle),
3089                         PRVM_clientglobalfloat(particle_spin),
3090                         NULL);
3091         else // themed particle
3092         {
3093                 themenum = (int)PRVM_G_FLOAT(OFS_PARM4);
3094                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
3095                 {
3096                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
3097                         PRVM_G_FLOAT(OFS_RETURN) = 0;  
3098                         return;
3099                 }
3100                 theme = &vmpartspawner.themes[themenum];
3101                 part = CL_NewParticle(org,
3102                         theme->typeindex,
3103                         theme->color1,
3104                         theme->color2,
3105                         theme->tex,
3106                         theme->size,
3107                         theme->sizeincrease,
3108                         theme->alpha,
3109                         theme->alphafade,
3110                         theme->gravity,
3111                         theme->bounce,
3112                         org[0],
3113                         org[1],
3114                         org[2],
3115                         dir[0],
3116                         dir[1],
3117                         dir[2],
3118                         theme->airfriction,
3119                         theme->liquidfriction,
3120                         theme->originjitter,
3121                         theme->velocityjitter,
3122                         theme->qualityreduction,
3123                         theme->lifetime,
3124                         theme->stretch,
3125                         theme->blendmode,
3126                         theme->orientation,
3127                         theme->staincolor1,
3128                         theme->staincolor2,
3129                         theme->staintex,
3130                         theme->stainalpha,
3131                         theme->stainsize,
3132                         theme->angle,
3133                         theme->spin,
3134                         NULL);
3135         }
3136         if (!part) 
3137         { 
3138                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
3139                 return; 
3140         }
3141         part->delayedspawn = cl.time + PRVM_G_FLOAT(OFS_PARM2);
3142         //part->delayedcollisions = cl.time + PRVM_G_FLOAT(OFS_PARM3);
3143         PRVM_G_FLOAT(OFS_RETURN) = 0;
3144 }
3145
3146 //====================
3147 //CSQC engine entities query
3148 //====================
3149
3150 // float(float entitynum, float whatfld) getentity;
3151 // vector(float entitynum, float whatfld) getentityvec;
3152 // querying engine-drawn entity
3153 // VorteX: currently it's only tested with whatfld = 1..7
3154 static void VM_CL_GetEntity (prvm_prog_t *prog)
3155 {
3156         int entnum, fieldnum;
3157         vec3_t forward, left, up, org;
3158         VM_SAFEPARMCOUNT(2, VM_CL_GetEntityVec);
3159
3160         entnum = PRVM_G_FLOAT(OFS_PARM0);
3161         if (entnum < 0 || entnum >= cl.num_entities)
3162         {
3163                 PRVM_G_FLOAT(OFS_RETURN) = 0;
3164                 return;
3165         }
3166         fieldnum = PRVM_G_FLOAT(OFS_PARM1);
3167         switch(fieldnum)
3168         {
3169                 case 0: // active state
3170                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities_active[entnum];
3171                         break;
3172                 case 1: // origin
3173                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3174                         VectorCopy(org, PRVM_G_VECTOR(OFS_RETURN));
3175                         break; 
3176                 case 2: // forward
3177                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3178                         VectorCopy(forward, PRVM_G_VECTOR(OFS_RETURN));
3179                         break;
3180                 case 3: // right
3181                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3182                         VectorNegate(left, PRVM_G_VECTOR(OFS_RETURN));
3183                         break;
3184                 case 4: // up
3185                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3186                         VectorCopy(up, PRVM_G_VECTOR(OFS_RETURN));
3187                         break;
3188                 case 5: // scale
3189                         PRVM_G_FLOAT(OFS_RETURN) = Matrix4x4_ScaleFromMatrix(&cl.entities[entnum].render.matrix);
3190                         break;  
3191                 case 6: // origin + v_forward, v_right, v_up
3192                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3193                         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
3194                         VectorNegate(left, PRVM_clientglobalvector(v_right));
3195                         VectorCopy(up, PRVM_clientglobalvector(v_up));
3196                         VectorCopy(org, PRVM_G_VECTOR(OFS_RETURN));
3197                         break;  
3198                 case 7: // alpha
3199                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.alpha;
3200                         break;  
3201                 case 8: // colormor
3202                         VectorCopy(cl.entities[entnum].render.colormod, PRVM_G_VECTOR(OFS_RETURN));
3203                         break;
3204                 case 9: // pants colormod
3205                         VectorCopy(cl.entities[entnum].render.colormap_pantscolor, PRVM_G_VECTOR(OFS_RETURN));
3206                         break;
3207                 case 10: // shirt colormod
3208                         VectorCopy(cl.entities[entnum].render.colormap_shirtcolor, PRVM_G_VECTOR(OFS_RETURN));
3209                         break;
3210                 case 11: // skinnum
3211                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.skinnum;
3212                         break;  
3213                 case 12: // mins
3214                         VectorCopy(cl.entities[entnum].render.mins, PRVM_G_VECTOR(OFS_RETURN));         
3215                         break;  
3216                 case 13: // maxs
3217                         VectorCopy(cl.entities[entnum].render.maxs, PRVM_G_VECTOR(OFS_RETURN));         
3218                         break;  
3219                 case 14: // absmin
3220                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3221                         VectorAdd(cl.entities[entnum].render.mins, org, PRVM_G_VECTOR(OFS_RETURN));             
3222                         break;  
3223                 case 15: // absmax
3224                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3225                         VectorAdd(cl.entities[entnum].render.maxs, org, PRVM_G_VECTOR(OFS_RETURN));             
3226                         break;
3227                 case 16: // light
3228                         VectorMA(cl.entities[entnum].render.modellight_ambient, 0.5, cl.entities[entnum].render.modellight_diffuse, PRVM_G_VECTOR(OFS_RETURN));
3229                         break;  
3230                 default:
3231                         PRVM_G_FLOAT(OFS_RETURN) = 0;
3232                         break;
3233         }
3234 }
3235
3236 //====================
3237 //QC POLYGON functions
3238 //====================
3239
3240 //#304 void() renderscene (EXT_CSQC)
3241 // moved that here to reset the polygons,
3242 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
3243 // --blub
3244 static void VM_CL_R_RenderScene (prvm_prog_t *prog)
3245 {
3246         double t = Sys_DirtyTime();
3247         vmpolygons_t *polys = &prog->vmpolygons;
3248         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
3249
3250         // update the views
3251         if(r_refdef.view.ismain)
3252         {
3253                 // set the main view
3254                 csqc_main_r_refdef_view = r_refdef.view;
3255
3256                 // clear the flags so no other view becomes "main" unless CSQC sets VF_MAINVIEW
3257                 r_refdef.view.ismain = false;
3258                 csqc_original_r_refdef_view.ismain = false;
3259         }
3260
3261         // we need to update any RENDER_VIEWMODEL entities at this point because
3262         // csqc supplies its own view matrix
3263         CL_UpdateViewEntities();
3264
3265         // now draw stuff!
3266         R_RenderView();
3267
3268         polys->num_vertices = polys->num_triangles = 0;
3269
3270         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
3271         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
3272         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
3273 }
3274
3275 static void VM_ResizePolygons(vmpolygons_t *polys)
3276 {
3277         float *oldvertex3f = polys->data_vertex3f;
3278         float *oldcolor4f = polys->data_color4f;
3279         float *oldtexcoord2f = polys->data_texcoord2f;
3280         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
3281         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
3282         polys->max_vertices = min(polys->max_triangles*3, 65536);
3283         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
3284         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
3285         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
3286         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
3287         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
3288         if (polys->num_vertices)
3289         {
3290                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
3291                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
3292                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
3293         }
3294         if (polys->num_triangles)
3295         {
3296                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
3297                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
3298         }
3299         if (oldvertex3f)
3300                 Mem_Free(oldvertex3f);
3301         if (oldcolor4f)
3302                 Mem_Free(oldcolor4f);
3303         if (oldtexcoord2f)
3304                 Mem_Free(oldtexcoord2f);
3305         if (oldtriangles)
3306                 Mem_Free(oldtriangles);
3307         if (oldsortedelement3s)
3308                 Mem_Free(oldsortedelement3s);
3309 }
3310
3311 static void VM_InitPolygons (vmpolygons_t* polys)
3312 {
3313         memset(polys, 0, sizeof(*polys));
3314         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
3315         polys->max_triangles = 1024;
3316         VM_ResizePolygons(polys);
3317         polys->initialized = true;
3318 }
3319
3320 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
3321 {
3322         int surfacelistindex;
3323         vmpolygons_t *polys = (vmpolygons_t *)ent;
3324 //      R_Mesh_ResetTextureState();
3325         R_EntityMatrix(&identitymatrix);
3326         GL_CullFace(GL_NONE);
3327         GL_DepthTest(true); // polys in 3D space shall always have depth test
3328         GL_DepthRange(0, 1);
3329         R_Mesh_PrepareVertices_Generic_Arrays(polys->num_vertices, polys->data_vertex3f, polys->data_color4f, polys->data_texcoord2f);
3330
3331         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
3332         {
3333                 int numtriangles = 0;
3334                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
3335                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
3336                 DrawQ_ProcessDrawFlag(drawflag, polys->data_triangles[surfacelist[surfacelistindex]].hasalpha);
3337                 R_SetupShader_Generic(tex, NULL, GL_MODULATE, 1, false, false, false);
3338                 numtriangles = 0;
3339                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
3340                 {
3341                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
3342                                 break;
3343               &n