fix the same bugs as before in strireplace
[xonotic/darkplaces.git] / prvm_cmds.c
1 // AK
2 // Basically every vm builtin cmd should be in here.
3 // All 3 builtin and extension lists can be found here
4 // cause large (I think they will) parts are from pr_cmds the same copyright like in pr_cmds
5 // also applies here
6
7 #include "quakedef.h"
8
9 #include "prvm_cmds.h"
10 #include "libcurl.h"
11 #include <time.h>
12
13 #include "cl_collision.h"
14 #include "clvm_cmds.h"
15 #include "ft2.h"
16
17 extern cvar_t prvm_backtraceforwarnings;
18
19 // LordHavoc: changed this to NOT use a return statement, so that it can be used in functions that must return a value
20 void VM_Warning(const char *fmt, ...)
21 {
22         va_list argptr;
23         char msg[MAX_INPUTLINE];
24         static double recursive = -1;
25
26         va_start(argptr,fmt);
27         dpvsnprintf(msg,sizeof(msg),fmt,argptr);
28         va_end(argptr);
29
30         Con_DPrint(msg);
31
32         // TODO: either add a cvar/cmd to control the state dumping or replace some of the calls with Con_Printf [9/13/2006 Black]
33         if(prvm_backtraceforwarnings.integer && recursive != realtime) // NOTE: this compares to the time, just in case if PRVM_PrintState causes a Host_Error and keeps recursive set
34         {
35                 recursive = realtime;
36                 PRVM_PrintState();
37                 recursive = -1;
38         }
39 }
40
41
42 //============================================================================
43 // Common
44
45 // TODO DONE: move vm_files and vm_fssearchlist to prvm_prog_t struct
46 // TODO: move vm_files and vm_fssearchlist back [9/13/2006 Black]
47 // TODO: (move vm_files and vm_fssearchlist to prvm_prog_t struct again) [2007-01-23 LordHavoc]
48 // TODO: will this war ever end? [2007-01-23 LordHavoc]
49
50 void VM_CheckEmptyString (const char *s)
51 {
52         if (ISWHITESPACE(s[0]))
53                 PRVM_ERROR ("%s: Bad string", PRVM_NAME);
54 }
55
56 void VM_GenerateFrameGroupBlend(framegroupblend_t *framegroupblend, const prvm_edict_t *ed)
57 {
58         prvm_eval_t *val;
59         // self.frame is the interpolation target (new frame)
60         // self.frame1time is the animation base time for the interpolation target
61         // self.frame2 is the interpolation start (previous frame)
62         // self.frame2time is the animation base time for the interpolation start
63         // self.lerpfrac is the interpolation strength for self.frame2
64         // self.lerpfrac3 is the interpolation strength for self.frame3
65         // self.lerpfrac4 is the interpolation strength for self.frame4
66         // pitch angle on a player model where the animator set up 5 sets of
67         // animations and the csqc simply lerps between sets)
68         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame))) framegroupblend[0].frame = (int) val->_float;
69         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2))) framegroupblend[1].frame = (int) val->_float;
70         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3))) framegroupblend[2].frame = (int) val->_float;
71         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4))) framegroupblend[3].frame = (int) val->_float;
72         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame1time))) framegroupblend[0].start = val->_float;
73         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2time))) framegroupblend[1].start = val->_float;
74         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3time))) framegroupblend[2].start = val->_float;
75         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4time))) framegroupblend[3].start = val->_float;
76         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac))) framegroupblend[1].lerp = val->_float;
77         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac3))) framegroupblend[2].lerp = val->_float;
78         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac4))) framegroupblend[3].lerp = val->_float;
79         // assume that the (missing) lerpfrac1 is whatever remains after lerpfrac2+lerpfrac3+lerpfrac4 are summed
80         framegroupblend[0].lerp = 1 - framegroupblend[1].lerp - framegroupblend[2].lerp - framegroupblend[3].lerp;
81 }
82
83 // LordHavoc: quite tempting to break apart this function to reuse the
84 //            duplicated code, but I suspect it is better for performance
85 //            this way
86 void VM_FrameBlendFromFrameGroupBlend(frameblend_t *frameblend, const framegroupblend_t *framegroupblend, const dp_model_t *model)
87 {
88         int sub2, numframes, f, i, k;
89         int isfirstframegroup = true;
90         int nolerp;
91         double sublerp, lerp, d;
92         const animscene_t *scene;
93         const framegroupblend_t *g;
94         frameblend_t *blend = frameblend;
95
96         memset(blend, 0, MAX_FRAMEBLENDS * sizeof(*blend));
97
98         if (!model || !model->surfmesh.isanimated)
99         {
100                 blend[0].lerp = 1;
101                 return;
102         }
103
104         nolerp = (model->type == mod_sprite) ? !r_lerpsprites.integer : !r_lerpmodels.integer;
105         numframes = model->numframes;
106         for (k = 0, g = framegroupblend;k < MAX_FRAMEGROUPBLENDS;k++, g++)
107         {
108                 f = g->frame;
109                 if ((unsigned int)f >= (unsigned int)numframes)
110                 {
111                         Con_DPrintf("VM_FrameBlendFromFrameGroupBlend: no such frame %d in model %s\n", f, model->name);
112                         f = 0;
113                 }
114                 d = lerp = g->lerp;
115                 if (lerp <= 0)
116                         continue;
117                 if (nolerp)
118                 {
119                         if (isfirstframegroup)
120                         {
121                                 d = lerp = 1;
122                                 isfirstframegroup = false;
123                         }
124                         else
125                                 continue;
126                 }
127                 if (model->animscenes)
128                 {
129                         scene = model->animscenes + f;
130                         f = scene->firstframe;
131                         if (scene->framecount > 1)
132                         {
133                                 // this code path is only used on .zym models and torches
134                                 sublerp = scene->framerate * (cl.time - g->start);
135                                 f = (int) floor(sublerp);
136                                 sublerp -= f;
137                                 sub2 = f + 1;
138                                 if (sublerp < (1.0 / 65536.0f))
139                                         sublerp = 0;
140                                 if (sublerp > (65535.0f / 65536.0f))
141                                         sublerp = 1;
142                                 if (nolerp)
143                                         sublerp = 0;
144                                 if (scene->loop)
145                                 {
146                                         f = (f % scene->framecount);
147                                         sub2 = (sub2 % scene->framecount);
148                                 }
149                                 f = bound(0, f, (scene->framecount - 1)) + scene->firstframe;
150                                 sub2 = bound(0, sub2, (scene->framecount - 1)) + scene->firstframe;
151                                 d = sublerp * lerp;
152                                 // two framelerps produced from one animation
153                                 if (d > 0)
154                                 {
155                                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
156                                         {
157                                                 if (blend[i].lerp <= 0 || blend[i].subframe == sub2)
158                                                 {
159                                                         blend[i].subframe = sub2;
160                                                         blend[i].lerp += d;
161                                                         break;
162                                                 }
163                                         }
164                                 }
165                                 d = (1 - sublerp) * lerp;
166                         }
167                 }
168                 if (d > 0)
169                 {
170                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
171                         {
172                                 if (blend[i].lerp <= 0 || blend[i].subframe == f)
173                                 {
174                                         blend[i].subframe = f;
175                                         blend[i].lerp += d;
176                                         break;
177                                 }
178                         }
179                 }
180         }
181 }
182
183 void VM_UpdateEdictSkeleton(prvm_edict_t *ed, const dp_model_t *edmodel, const frameblend_t *frameblend)
184 {
185         if (ed->priv.server->skeleton.model != edmodel)
186         {
187                 VM_RemoveEdictSkeleton(ed);
188                 ed->priv.server->skeleton.model = edmodel;
189         }
190         if (!ed->priv.server->skeleton.model || !ed->priv.server->skeleton.model->num_bones)
191         {
192                 if(ed->priv.server->skeleton.relativetransforms)
193                         Mem_Free(ed->priv.server->skeleton.relativetransforms);
194                 ed->priv.server->skeleton.relativetransforms = NULL;
195                 return;
196         }
197
198         {
199                 int skeletonindex = -1;
200                 skeleton_t *skeleton;
201                 prvm_eval_t *val;
202                 if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.skeletonindex))) skeletonindex = (int)val->_float - 1;
203                 if (skeletonindex >= 0 && skeletonindex < MAX_EDICTS && (skeleton = prog->skeletons[skeletonindex]) && skeleton->model->num_bones == ed->priv.server->skeleton.model->num_bones)
204                 {
205                         // custom skeleton controlled by the game (FTE_CSQC_SKELETONOBJECTS)
206                         if (!ed->priv.server->skeleton.relativetransforms)
207                                 ed->priv.server->skeleton.relativetransforms = (matrix4x4_t *)Mem_Alloc(prog->progs_mempool, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
208                         memcpy(ed->priv.server->skeleton.relativetransforms, skeleton->relativetransforms, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
209                 }
210                 else
211                 {
212                         if(ed->priv.server->skeleton.relativetransforms)
213                                 Mem_Free(ed->priv.server->skeleton.relativetransforms);
214                         ed->priv.server->skeleton.relativetransforms = NULL;
215                 }
216         }
217 }
218
219 void VM_RemoveEdictSkeleton(prvm_edict_t *ed)
220 {
221         if (ed->priv.server->skeleton.relativetransforms)
222                 Mem_Free(ed->priv.server->skeleton.relativetransforms);
223         memset(&ed->priv.server->skeleton, 0, sizeof(ed->priv.server->skeleton));
224 }
225
226
227
228
229 //============================================================================
230 //BUILT-IN FUNCTIONS
231
232 void VM_VarString(int first, char *out, int outlength)
233 {
234         int i;
235         const char *s;
236         char *outend;
237
238         outend = out + outlength - 1;
239         for (i = first;i < prog->argc && out < outend;i++)
240         {
241                 s = PRVM_G_STRING((OFS_PARM0+i*3));
242                 while (out < outend && *s)
243                         *out++ = *s++;
244         }
245         *out++ = 0;
246 }
247
248 /*
249 =================
250 VM_checkextension
251
252 returns true if the extension is supported by the server
253
254 checkextension(extensionname)
255 =================
256 */
257
258 // kind of helper function
259 static qboolean checkextension(const char *name)
260 {
261         int len;
262         const char *e, *start;
263         len = (int)strlen(name);
264
265         for (e = prog->extensionstring;*e;e++)
266         {
267                 while (*e == ' ')
268                         e++;
269                 if (!*e)
270                         break;
271                 start = e;
272                 while (*e && *e != ' ')
273                         e++;
274                 if ((e - start) == len && !strncasecmp(start, name, len))
275                 {
276                         // special sheck for ODE
277                         if (!strncasecmp("DP_PHYSICS_ODE", name, 14))
278                         {
279 #ifdef USEODE
280                                 return ode_dll ? true : false;
281 #else
282                                 return false;
283 #endif
284                         }
285                         return true;
286                 }
287         }
288         return false;
289 }
290
291 void VM_checkextension (void)
292 {
293         VM_SAFEPARMCOUNT(1,VM_checkextension);
294
295         PRVM_G_FLOAT(OFS_RETURN) = checkextension(PRVM_G_STRING(OFS_PARM0));
296 }
297
298 /*
299 =================
300 VM_error
301
302 This is a TERMINAL error, which will kill off the entire prog.
303 Dumps self.
304
305 error(value)
306 =================
307 */
308 void VM_error (void)
309 {
310         prvm_edict_t    *ed;
311         char string[VM_STRINGTEMP_LENGTH];
312
313         VM_VarString(0, string, sizeof(string));
314         Con_Printf("======%s ERROR in %s:\n%s\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
315         if (prog->globaloffsets.self >= 0)
316         {
317                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
318                 PRVM_ED_Print(ed, NULL);
319         }
320
321         PRVM_ERROR ("%s: Program error in function %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
322 }
323
324 /*
325 =================
326 VM_objerror
327
328 Dumps out self, then an error message.  The program is aborted and self is
329 removed, but the level can continue.
330
331 objerror(value)
332 =================
333 */
334 void VM_objerror (void)
335 {
336         prvm_edict_t    *ed;
337         char string[VM_STRINGTEMP_LENGTH];
338
339         VM_VarString(0, string, sizeof(string));
340         Con_Printf("======OBJECT ERROR======\n"); // , PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string); // or include them? FIXME
341         if (prog->globaloffsets.self >= 0)
342         {
343                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
344                 PRVM_ED_Print(ed, NULL);
345
346                 PRVM_ED_Free (ed);
347         }
348         else
349                 // objerror has to display the object fields -> else call
350                 PRVM_ERROR ("VM_objecterror: self not defined !");
351         Con_Printf("%s OBJECT ERROR in %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
352 }
353
354 /*
355 =================
356 VM_print
357
358 print to console
359
360 print(...[string])
361 =================
362 */
363 void VM_print (void)
364 {
365         char string[VM_STRINGTEMP_LENGTH];
366
367         VM_VarString(0, string, sizeof(string));
368         Con_Print(string);
369 }
370
371 /*
372 =================
373 VM_bprint
374
375 broadcast print to everyone on server
376
377 bprint(...[string])
378 =================
379 */
380 void VM_bprint (void)
381 {
382         char string[VM_STRINGTEMP_LENGTH];
383
384         if(!sv.active)
385         {
386                 VM_Warning("VM_bprint: game is not server(%s) !\n", PRVM_NAME);
387                 return;
388         }
389
390         VM_VarString(0, string, sizeof(string));
391         SV_BroadcastPrint(string);
392 }
393
394 /*
395 =================
396 VM_sprint (menu & client but only if server.active == true)
397
398 single print to a specific client
399
400 sprint(float clientnum,...[string])
401 =================
402 */
403 void VM_sprint (void)
404 {
405         client_t        *client;
406         int                     clientnum;
407         char string[VM_STRINGTEMP_LENGTH];
408
409         VM_SAFEPARMCOUNTRANGE(1, 8, VM_sprint);
410
411         //find client for this entity
412         clientnum = (int)PRVM_G_FLOAT(OFS_PARM0);
413         if (!sv.active  || clientnum < 0 || clientnum >= svs.maxclients || !svs.clients[clientnum].active)
414         {
415                 VM_Warning("VM_sprint: %s: invalid client or server is not active !\n", PRVM_NAME);
416                 return;
417         }
418
419         client = svs.clients + clientnum;
420         if (!client->netconnection)
421                 return;
422
423         VM_VarString(1, string, sizeof(string));
424         MSG_WriteChar(&client->netconnection->message,svc_print);
425         MSG_WriteString(&client->netconnection->message, string);
426 }
427
428 /*
429 =================
430 VM_centerprint
431
432 single print to the screen
433
434 centerprint(value)
435 =================
436 */
437 void VM_centerprint (void)
438 {
439         char string[VM_STRINGTEMP_LENGTH];
440
441         VM_SAFEPARMCOUNTRANGE(1, 8, VM_centerprint);
442         VM_VarString(0, string, sizeof(string));
443         SCR_CenterPrint(string);
444 }
445
446 /*
447 =================
448 VM_normalize
449
450 vector normalize(vector)
451 =================
452 */
453 void VM_normalize (void)
454 {
455         float   *value1;
456         vec3_t  newvalue;
457         double  f;
458
459         VM_SAFEPARMCOUNT(1,VM_normalize);
460
461         value1 = PRVM_G_VECTOR(OFS_PARM0);
462
463         f = VectorLength2(value1);
464         if (f)
465         {
466                 f = 1.0 / sqrt(f);
467                 VectorScale(value1, f, newvalue);
468         }
469         else
470                 VectorClear(newvalue);
471
472         VectorCopy (newvalue, PRVM_G_VECTOR(OFS_RETURN));
473 }
474
475 /*
476 =================
477 VM_vlen
478
479 scalar vlen(vector)
480 =================
481 */
482 void VM_vlen (void)
483 {
484         VM_SAFEPARMCOUNT(1,VM_vlen);
485         PRVM_G_FLOAT(OFS_RETURN) = VectorLength(PRVM_G_VECTOR(OFS_PARM0));
486 }
487
488 /*
489 =================
490 VM_vectoyaw
491
492 float vectoyaw(vector)
493 =================
494 */
495 void VM_vectoyaw (void)
496 {
497         float   *value1;
498         float   yaw;
499
500         VM_SAFEPARMCOUNT(1,VM_vectoyaw);
501
502         value1 = PRVM_G_VECTOR(OFS_PARM0);
503
504         if (value1[1] == 0 && value1[0] == 0)
505                 yaw = 0;
506         else
507         {
508                 yaw = (int) (atan2(value1[1], value1[0]) * 180 / M_PI);
509                 if (yaw < 0)
510                         yaw += 360;
511         }
512
513         PRVM_G_FLOAT(OFS_RETURN) = yaw;
514 }
515
516
517 /*
518 =================
519 VM_vectoangles
520
521 vector vectoangles(vector[, vector])
522 =================
523 */
524 void VM_vectoangles (void)
525 {
526         VM_SAFEPARMCOUNTRANGE(1, 2,VM_vectoangles);
527
528         AnglesFromVectors(PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_PARM0), prog->argc >= 2 ? PRVM_G_VECTOR(OFS_PARM1) : NULL, true);
529 }
530
531 /*
532 =================
533 VM_random
534
535 Returns a number from 0<= num < 1
536
537 float random()
538 =================
539 */
540 void VM_random (void)
541 {
542         VM_SAFEPARMCOUNT(0,VM_random);
543
544         PRVM_G_FLOAT(OFS_RETURN) = lhrandom(0, 1);
545 }
546
547 /*
548 =========
549 VM_localsound
550
551 localsound(string sample)
552 =========
553 */
554 void VM_localsound(void)
555 {
556         const char *s;
557
558         VM_SAFEPARMCOUNT(1,VM_localsound);
559
560         s = PRVM_G_STRING(OFS_PARM0);
561
562         if(!S_LocalSound (s))
563         {
564                 PRVM_G_FLOAT(OFS_RETURN) = -4;
565                 VM_Warning("VM_localsound: Failed to play %s for %s !\n", s, PRVM_NAME);
566                 return;
567         }
568
569         PRVM_G_FLOAT(OFS_RETURN) = 1;
570 }
571
572 /*
573 =================
574 VM_break
575
576 break()
577 =================
578 */
579 void VM_break (void)
580 {
581         PRVM_ERROR ("%s: break statement", PRVM_NAME);
582 }
583
584 //============================================================================
585
586 /*
587 =================
588 VM_localcmd
589
590 Sends text over to the client's execution buffer
591
592 [localcmd (string, ...) or]
593 cmd (string, ...)
594 =================
595 */
596 void VM_localcmd (void)
597 {
598         char string[VM_STRINGTEMP_LENGTH];
599         VM_SAFEPARMCOUNTRANGE(1, 8, VM_localcmd);
600         VM_VarString(0, string, sizeof(string));
601         Cbuf_AddText(string);
602 }
603
604 static qboolean PRVM_Cvar_ReadOk(const char *string)
605 {
606         cvar_t *cvar;
607         cvar = Cvar_FindVar(string);
608         return ((cvar) && ((cvar->flags & CVAR_PRIVATE) == 0));
609 }
610
611 /*
612 =================
613 VM_cvar
614
615 float cvar (string)
616 =================
617 */
618 void VM_cvar (void)
619 {
620         char string[VM_STRINGTEMP_LENGTH];
621         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
622         VM_VarString(0, string, sizeof(string));
623         VM_CheckEmptyString(string);
624         PRVM_G_FLOAT(OFS_RETURN) = PRVM_Cvar_ReadOk(string) ? Cvar_VariableValue(string) : 0;
625 }
626
627 /*
628 =================
629 VM_cvar
630
631 float cvar_type (string)
632 float CVAR_TYPEFLAG_EXISTS = 1;
633 float CVAR_TYPEFLAG_SAVED = 2;
634 float CVAR_TYPEFLAG_PRIVATE = 4;
635 float CVAR_TYPEFLAG_ENGINE = 8;
636 float CVAR_TYPEFLAG_HASDESCRIPTION = 16;
637 float CVAR_TYPEFLAG_READONLY = 32;
638 =================
639 */
640 void VM_cvar_type (void)
641 {
642         char string[VM_STRINGTEMP_LENGTH];
643         cvar_t *cvar;
644         int ret;
645
646         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
647         VM_VarString(0, string, sizeof(string));
648         VM_CheckEmptyString(string);
649         cvar = Cvar_FindVar(string);
650
651
652         if(!cvar)
653         {
654                 PRVM_G_FLOAT(OFS_RETURN) = 0;
655                 return; // CVAR_TYPE_NONE
656         }
657
658         ret = 1; // CVAR_EXISTS
659         if(cvar->flags & CVAR_SAVE)
660                 ret |= 2; // CVAR_TYPE_SAVED
661         if(cvar->flags & CVAR_PRIVATE)
662                 ret |= 4; // CVAR_TYPE_PRIVATE
663         if(!(cvar->flags & CVAR_ALLOCATED))
664                 ret |= 8; // CVAR_TYPE_ENGINE
665         if(cvar->description != cvar_dummy_description)
666                 ret |= 16; // CVAR_TYPE_HASDESCRIPTION
667         if(cvar->flags & CVAR_READONLY)
668                 ret |= 32; // CVAR_TYPE_READONLY
669         
670         PRVM_G_FLOAT(OFS_RETURN) = ret;
671 }
672
673 /*
674 =================
675 VM_cvar_string
676
677 const string    VM_cvar_string (string, ...)
678 =================
679 */
680 void VM_cvar_string(void)
681 {
682         char string[VM_STRINGTEMP_LENGTH];
683         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_string);
684         VM_VarString(0, string, sizeof(string));
685         VM_CheckEmptyString(string);
686         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_Cvar_ReadOk(string) ? Cvar_VariableString(string) : "");
687 }
688
689
690 /*
691 ========================
692 VM_cvar_defstring
693
694 const string    VM_cvar_defstring (string, ...)
695 ========================
696 */
697 void VM_cvar_defstring (void)
698 {
699         char string[VM_STRINGTEMP_LENGTH];
700         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_defstring);
701         VM_VarString(0, string, sizeof(string));
702         VM_CheckEmptyString(string);
703         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDefString(string));
704 }
705
706 /*
707 ========================
708 VM_cvar_defstring
709
710 const string    VM_cvar_description (string, ...)
711 ========================
712 */
713 void VM_cvar_description (void)
714 {
715         char string[VM_STRINGTEMP_LENGTH];
716         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_description);
717         VM_VarString(0, string, sizeof(string));
718         VM_CheckEmptyString(string);
719         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDescription(string));
720 }
721 /*
722 =================
723 VM_cvar_set
724
725 void cvar_set (string,string, ...)
726 =================
727 */
728 void VM_cvar_set (void)
729 {
730         const char *name;
731         char string[VM_STRINGTEMP_LENGTH];
732         VM_SAFEPARMCOUNTRANGE(2,8,VM_cvar_set);
733         VM_VarString(1, string, sizeof(string));
734         name = PRVM_G_STRING(OFS_PARM0);
735         VM_CheckEmptyString(name);
736         Cvar_Set(name, string);
737 }
738
739 /*
740 =========
741 VM_dprint
742
743 dprint(...[string])
744 =========
745 */
746 void VM_dprint (void)
747 {
748         char string[VM_STRINGTEMP_LENGTH];
749         VM_SAFEPARMCOUNTRANGE(1, 8, VM_dprint);
750         VM_VarString(0, string, sizeof(string));
751 #if 1
752         Con_DPrintf("%s", string);
753 #else
754         Con_DPrintf("%s: %s", PRVM_NAME, string);
755 #endif
756 }
757
758 /*
759 =========
760 VM_ftos
761
762 string  ftos(float)
763 =========
764 */
765
766 void VM_ftos (void)
767 {
768         float v;
769         char s[128];
770
771         VM_SAFEPARMCOUNT(1, VM_ftos);
772
773         v = PRVM_G_FLOAT(OFS_PARM0);
774
775         if ((float)((int)v) == v)
776                 dpsnprintf(s, sizeof(s), "%i", (int)v);
777         else
778                 dpsnprintf(s, sizeof(s), "%f", v);
779         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
780 }
781
782 /*
783 =========
784 VM_fabs
785
786 float   fabs(float)
787 =========
788 */
789
790 void VM_fabs (void)
791 {
792         float   v;
793
794         VM_SAFEPARMCOUNT(1,VM_fabs);
795
796         v = PRVM_G_FLOAT(OFS_PARM0);
797         PRVM_G_FLOAT(OFS_RETURN) = fabs(v);
798 }
799
800 /*
801 =========
802 VM_vtos
803
804 string  vtos(vector)
805 =========
806 */
807
808 void VM_vtos (void)
809 {
810         char s[512];
811
812         VM_SAFEPARMCOUNT(1,VM_vtos);
813
814         dpsnprintf (s, sizeof(s), "'%5.1f %5.1f %5.1f'", PRVM_G_VECTOR(OFS_PARM0)[0], PRVM_G_VECTOR(OFS_PARM0)[1], PRVM_G_VECTOR(OFS_PARM0)[2]);
815         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
816 }
817
818 /*
819 =========
820 VM_etos
821
822 string  etos(entity)
823 =========
824 */
825
826 void VM_etos (void)
827 {
828         char s[128];
829
830         VM_SAFEPARMCOUNT(1, VM_etos);
831
832         dpsnprintf (s, sizeof(s), "entity %i", PRVM_G_EDICTNUM(OFS_PARM0));
833         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
834 }
835
836 /*
837 =========
838 VM_stof
839
840 float stof(...[string])
841 =========
842 */
843 void VM_stof(void)
844 {
845         char string[VM_STRINGTEMP_LENGTH];
846         VM_SAFEPARMCOUNTRANGE(1, 8, VM_stof);
847         VM_VarString(0, string, sizeof(string));
848         PRVM_G_FLOAT(OFS_RETURN) = atof(string);
849 }
850
851 /*
852 ========================
853 VM_itof
854
855 float itof(intt ent)
856 ========================
857 */
858 void VM_itof(void)
859 {
860         VM_SAFEPARMCOUNT(1, VM_itof);
861         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
862 }
863
864 /*
865 ========================
866 VM_ftoe
867
868 entity ftoe(float num)
869 ========================
870 */
871 void VM_ftoe(void)
872 {
873         int ent;
874         VM_SAFEPARMCOUNT(1, VM_ftoe);
875
876         ent = (int)PRVM_G_FLOAT(OFS_PARM0);
877         if (ent < 0 || ent >= prog->max_edicts || PRVM_PROG_TO_EDICT(ent)->priv.required->free)
878                 ent = 0; // return world instead of a free or invalid entity
879
880         PRVM_G_INT(OFS_RETURN) = ent;
881 }
882
883 /*
884 ========================
885 VM_etof
886
887 float etof(entity ent)
888 ========================
889 */
890 void VM_etof(void)
891 {
892         VM_SAFEPARMCOUNT(1, VM_etof);
893         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_EDICTNUM(OFS_PARM0);
894 }
895
896 /*
897 =========
898 VM_strftime
899
900 string strftime(float uselocaltime, string[, string ...])
901 =========
902 */
903 void VM_strftime(void)
904 {
905         time_t t;
906 #if _MSC_VER >= 1400
907         struct tm tm;
908         int tmresult;
909 #else
910         struct tm *tm;
911 #endif
912         char fmt[VM_STRINGTEMP_LENGTH];
913         char result[VM_STRINGTEMP_LENGTH];
914         VM_SAFEPARMCOUNTRANGE(2, 8, VM_strftime);
915         VM_VarString(1, fmt, sizeof(fmt));
916         t = time(NULL);
917 #if _MSC_VER >= 1400
918         if (PRVM_G_FLOAT(OFS_PARM0))
919                 tmresult = localtime_s(&tm, &t);
920         else
921                 tmresult = gmtime_s(&tm, &t);
922         if (!tmresult)
923 #else
924         if (PRVM_G_FLOAT(OFS_PARM0))
925                 tm = localtime(&t);
926         else
927                 tm = gmtime(&t);
928         if (!tm)
929 #endif
930         {
931                 PRVM_G_INT(OFS_RETURN) = 0;
932                 return;
933         }
934 #if _MSC_VER >= 1400
935         strftime(result, sizeof(result), fmt, &tm);
936 #else
937         strftime(result, sizeof(result), fmt, tm);
938 #endif
939         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(result);
940 }
941
942 /*
943 =========
944 VM_spawn
945
946 entity spawn()
947 =========
948 */
949
950 void VM_spawn (void)
951 {
952         prvm_edict_t    *ed;
953         VM_SAFEPARMCOUNT(0, VM_spawn);
954         prog->xfunction->builtinsprofile += 20;
955         ed = PRVM_ED_Alloc();
956         VM_RETURN_EDICT(ed);
957 }
958
959 /*
960 =========
961 VM_remove
962
963 remove(entity e)
964 =========
965 */
966
967 void VM_remove (void)
968 {
969         prvm_edict_t    *ed;
970         prog->xfunction->builtinsprofile += 20;
971
972         VM_SAFEPARMCOUNT(1, VM_remove);
973
974         ed = PRVM_G_EDICT(OFS_PARM0);
975         if( PRVM_NUM_FOR_EDICT(ed) <= prog->reserved_edicts )
976         {
977                 if (developer.integer > 0)
978                         VM_Warning( "VM_remove: tried to remove the null entity or a reserved entity!\n" );
979         }
980         else if( ed->priv.required->free )
981         {
982                 if (developer.integer > 0)
983                         VM_Warning( "VM_remove: tried to remove an already freed entity!\n" );
984         }
985         else
986                 PRVM_ED_Free (ed);
987 }
988
989 /*
990 =========
991 VM_find
992
993 entity  find(entity start, .string field, string match)
994 =========
995 */
996
997 void VM_find (void)
998 {
999         int             e;
1000         int             f;
1001         const char      *s, *t;
1002         prvm_edict_t    *ed;
1003
1004         VM_SAFEPARMCOUNT(3,VM_find);
1005
1006         e = PRVM_G_EDICTNUM(OFS_PARM0);
1007         f = PRVM_G_INT(OFS_PARM1);
1008         s = PRVM_G_STRING(OFS_PARM2);
1009
1010         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1011         // expects it to find all the monsters, so we must be careful to support
1012         // searching for ""
1013
1014         for (e++ ; e < prog->num_edicts ; e++)
1015         {
1016                 prog->xfunction->builtinsprofile++;
1017                 ed = PRVM_EDICT_NUM(e);
1018                 if (ed->priv.required->free)
1019                         continue;
1020                 t = PRVM_E_STRING(ed,f);
1021                 if (!t)
1022                         t = "";
1023                 if (!strcmp(t,s))
1024                 {
1025                         VM_RETURN_EDICT(ed);
1026                         return;
1027                 }
1028         }
1029
1030         VM_RETURN_EDICT(prog->edicts);
1031 }
1032
1033 /*
1034 =========
1035 VM_findfloat
1036
1037   entity        findfloat(entity start, .float field, float match)
1038   entity        findentity(entity start, .entity field, entity match)
1039 =========
1040 */
1041 // LordHavoc: added this for searching float, int, and entity reference fields
1042 void VM_findfloat (void)
1043 {
1044         int             e;
1045         int             f;
1046         float   s;
1047         prvm_edict_t    *ed;
1048
1049         VM_SAFEPARMCOUNT(3,VM_findfloat);
1050
1051         e = PRVM_G_EDICTNUM(OFS_PARM0);
1052         f = PRVM_G_INT(OFS_PARM1);
1053         s = PRVM_G_FLOAT(OFS_PARM2);
1054
1055         for (e++ ; e < prog->num_edicts ; e++)
1056         {
1057                 prog->xfunction->builtinsprofile++;
1058                 ed = PRVM_EDICT_NUM(e);
1059                 if (ed->priv.required->free)
1060                         continue;
1061                 if (PRVM_E_FLOAT(ed,f) == s)
1062                 {
1063                         VM_RETURN_EDICT(ed);
1064                         return;
1065                 }
1066         }
1067
1068         VM_RETURN_EDICT(prog->edicts);
1069 }
1070
1071 /*
1072 =========
1073 VM_findchain
1074
1075 entity  findchain(.string field, string match)
1076 =========
1077 */
1078 // chained search for strings in entity fields
1079 // entity(.string field, string match) findchain = #402;
1080 void VM_findchain (void)
1081 {
1082         int             i;
1083         int             f;
1084         const char      *s, *t;
1085         prvm_edict_t    *ent, *chain;
1086         int chainfield;
1087
1088         VM_SAFEPARMCOUNTRANGE(2,3,VM_findchain);
1089
1090         if(prog->argc == 3)
1091                 chainfield = PRVM_G_INT(OFS_PARM2);
1092         else
1093                 chainfield = prog->fieldoffsets.chain;
1094         if (chainfield < 0)
1095                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1096
1097         chain = prog->edicts;
1098
1099         f = PRVM_G_INT(OFS_PARM0);
1100         s = PRVM_G_STRING(OFS_PARM1);
1101
1102         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1103         // expects it to find all the monsters, so we must be careful to support
1104         // searching for ""
1105
1106         ent = PRVM_NEXT_EDICT(prog->edicts);
1107         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1108         {
1109                 prog->xfunction->builtinsprofile++;
1110                 if (ent->priv.required->free)
1111                         continue;
1112                 t = PRVM_E_STRING(ent,f);
1113                 if (!t)
1114                         t = "";
1115                 if (strcmp(t,s))
1116                         continue;
1117
1118                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_NUM_FOR_EDICT(chain);
1119                 chain = ent;
1120         }
1121
1122         VM_RETURN_EDICT(chain);
1123 }
1124
1125 /*
1126 =========
1127 VM_findchainfloat
1128
1129 entity  findchainfloat(.string field, float match)
1130 entity  findchainentity(.string field, entity match)
1131 =========
1132 */
1133 // LordHavoc: chained search for float, int, and entity reference fields
1134 // entity(.string field, float match) findchainfloat = #403;
1135 void VM_findchainfloat (void)
1136 {
1137         int             i;
1138         int             f;
1139         float   s;
1140         prvm_edict_t    *ent, *chain;
1141         int chainfield;
1142
1143         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainfloat);
1144
1145         if(prog->argc == 3)
1146                 chainfield = PRVM_G_INT(OFS_PARM2);
1147         else
1148                 chainfield = prog->fieldoffsets.chain;
1149         if (chainfield < 0)
1150                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1151
1152         chain = (prvm_edict_t *)prog->edicts;
1153
1154         f = PRVM_G_INT(OFS_PARM0);
1155         s = PRVM_G_FLOAT(OFS_PARM1);
1156
1157         ent = PRVM_NEXT_EDICT(prog->edicts);
1158         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1159         {
1160                 prog->xfunction->builtinsprofile++;
1161                 if (ent->priv.required->free)
1162                         continue;
1163                 if (PRVM_E_FLOAT(ent,f) != s)
1164                         continue;
1165
1166                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1167                 chain = ent;
1168         }
1169
1170         VM_RETURN_EDICT(chain);
1171 }
1172
1173 /*
1174 ========================
1175 VM_findflags
1176
1177 entity  findflags(entity start, .float field, float match)
1178 ========================
1179 */
1180 // LordHavoc: search for flags in float fields
1181 void VM_findflags (void)
1182 {
1183         int             e;
1184         int             f;
1185         int             s;
1186         prvm_edict_t    *ed;
1187
1188         VM_SAFEPARMCOUNT(3, VM_findflags);
1189
1190
1191         e = PRVM_G_EDICTNUM(OFS_PARM0);
1192         f = PRVM_G_INT(OFS_PARM1);
1193         s = (int)PRVM_G_FLOAT(OFS_PARM2);
1194
1195         for (e++ ; e < prog->num_edicts ; e++)
1196         {
1197                 prog->xfunction->builtinsprofile++;
1198                 ed = PRVM_EDICT_NUM(e);
1199                 if (ed->priv.required->free)
1200                         continue;
1201                 if (!PRVM_E_FLOAT(ed,f))
1202                         continue;
1203                 if ((int)PRVM_E_FLOAT(ed,f) & s)
1204                 {
1205                         VM_RETURN_EDICT(ed);
1206                         return;
1207                 }
1208         }
1209
1210         VM_RETURN_EDICT(prog->edicts);
1211 }
1212
1213 /*
1214 ========================
1215 VM_findchainflags
1216
1217 entity  findchainflags(.float field, float match)
1218 ========================
1219 */
1220 // LordHavoc: chained search for flags in float fields
1221 void VM_findchainflags (void)
1222 {
1223         int             i;
1224         int             f;
1225         int             s;
1226         prvm_edict_t    *ent, *chain;
1227         int chainfield;
1228
1229         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainflags);
1230
1231         if(prog->argc == 3)
1232                 chainfield = PRVM_G_INT(OFS_PARM2);
1233         else
1234                 chainfield = prog->fieldoffsets.chain;
1235         if (chainfield < 0)
1236                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1237
1238         chain = (prvm_edict_t *)prog->edicts;
1239
1240         f = PRVM_G_INT(OFS_PARM0);
1241         s = (int)PRVM_G_FLOAT(OFS_PARM1);
1242
1243         ent = PRVM_NEXT_EDICT(prog->edicts);
1244         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1245         {
1246                 prog->xfunction->builtinsprofile++;
1247                 if (ent->priv.required->free)
1248                         continue;
1249                 if (!PRVM_E_FLOAT(ent,f))
1250                         continue;
1251                 if (!((int)PRVM_E_FLOAT(ent,f) & s))
1252                         continue;
1253
1254                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1255                 chain = ent;
1256         }
1257
1258         VM_RETURN_EDICT(chain);
1259 }
1260
1261 /*
1262 =========
1263 VM_precache_sound
1264
1265 string  precache_sound (string sample)
1266 =========
1267 */
1268 void VM_precache_sound (void)
1269 {
1270         const char *s;
1271
1272         VM_SAFEPARMCOUNT(1, VM_precache_sound);
1273
1274         s = PRVM_G_STRING(OFS_PARM0);
1275         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1276         //VM_CheckEmptyString(s);
1277
1278         if(snd_initialized.integer && !S_PrecacheSound(s, true, true))
1279         {
1280                 VM_Warning("VM_precache_sound: Failed to load %s for %s\n", s, PRVM_NAME);
1281                 return;
1282         }
1283 }
1284
1285 /*
1286 =================
1287 VM_precache_file
1288
1289 returns the same string as output
1290
1291 does nothing, only used by qcc to build .pak archives
1292 =================
1293 */
1294 void VM_precache_file (void)
1295 {
1296         VM_SAFEPARMCOUNT(1,VM_precache_file);
1297         // precache_file is only used to copy files with qcc, it does nothing
1298         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1299 }
1300
1301 /*
1302 =========
1303 VM_coredump
1304
1305 coredump()
1306 =========
1307 */
1308 void VM_coredump (void)
1309 {
1310         VM_SAFEPARMCOUNT(0,VM_coredump);
1311
1312         Cbuf_AddText("prvm_edicts ");
1313         Cbuf_AddText(PRVM_NAME);
1314         Cbuf_AddText("\n");
1315 }
1316
1317 /*
1318 =========
1319 VM_stackdump
1320
1321 stackdump()
1322 =========
1323 */
1324 void PRVM_StackTrace(void);
1325 void VM_stackdump (void)
1326 {
1327         VM_SAFEPARMCOUNT(0, VM_stackdump);
1328
1329         PRVM_StackTrace();
1330 }
1331
1332 /*
1333 =========
1334 VM_crash
1335
1336 crash()
1337 =========
1338 */
1339
1340 void VM_crash(void)
1341 {
1342         VM_SAFEPARMCOUNT(0, VM_crash);
1343
1344         PRVM_ERROR("Crash called by %s",PRVM_NAME);
1345 }
1346
1347 /*
1348 =========
1349 VM_traceon
1350
1351 traceon()
1352 =========
1353 */
1354 void VM_traceon (void)
1355 {
1356         VM_SAFEPARMCOUNT(0,VM_traceon);
1357
1358         prog->trace = true;
1359 }
1360
1361 /*
1362 =========
1363 VM_traceoff
1364
1365 traceoff()
1366 =========
1367 */
1368 void VM_traceoff (void)
1369 {
1370         VM_SAFEPARMCOUNT(0,VM_traceoff);
1371
1372         prog->trace = false;
1373 }
1374
1375 /*
1376 =========
1377 VM_eprint
1378
1379 eprint(entity e)
1380 =========
1381 */
1382 void VM_eprint (void)
1383 {
1384         VM_SAFEPARMCOUNT(1,VM_eprint);
1385
1386         PRVM_ED_PrintNum (PRVM_G_EDICTNUM(OFS_PARM0), NULL);
1387 }
1388
1389 /*
1390 =========
1391 VM_rint
1392
1393 float   rint(float)
1394 =========
1395 */
1396 void VM_rint (void)
1397 {
1398         float f;
1399         VM_SAFEPARMCOUNT(1,VM_rint);
1400
1401         f = PRVM_G_FLOAT(OFS_PARM0);
1402         if (f > 0)
1403                 PRVM_G_FLOAT(OFS_RETURN) = floor(f + 0.5);
1404         else
1405                 PRVM_G_FLOAT(OFS_RETURN) = ceil(f - 0.5);
1406 }
1407
1408 /*
1409 =========
1410 VM_floor
1411
1412 float   floor(float)
1413 =========
1414 */
1415 void VM_floor (void)
1416 {
1417         VM_SAFEPARMCOUNT(1,VM_floor);
1418
1419         PRVM_G_FLOAT(OFS_RETURN) = floor(PRVM_G_FLOAT(OFS_PARM0));
1420 }
1421
1422 /*
1423 =========
1424 VM_ceil
1425
1426 float   ceil(float)
1427 =========
1428 */
1429 void VM_ceil (void)
1430 {
1431         VM_SAFEPARMCOUNT(1,VM_ceil);
1432
1433         PRVM_G_FLOAT(OFS_RETURN) = ceil(PRVM_G_FLOAT(OFS_PARM0));
1434 }
1435
1436
1437 /*
1438 =============
1439 VM_nextent
1440
1441 entity  nextent(entity)
1442 =============
1443 */
1444 void VM_nextent (void)
1445 {
1446         int             i;
1447         prvm_edict_t    *ent;
1448
1449         VM_SAFEPARMCOUNT(1, VM_nextent);
1450
1451         i = PRVM_G_EDICTNUM(OFS_PARM0);
1452         while (1)
1453         {
1454                 prog->xfunction->builtinsprofile++;
1455                 i++;
1456                 if (i == prog->num_edicts)
1457                 {
1458                         VM_RETURN_EDICT(prog->edicts);
1459                         return;
1460                 }
1461                 ent = PRVM_EDICT_NUM(i);
1462                 if (!ent->priv.required->free)
1463                 {
1464                         VM_RETURN_EDICT(ent);
1465                         return;
1466                 }
1467         }
1468 }
1469
1470 //=============================================================================
1471
1472 /*
1473 ==============
1474 VM_changelevel
1475 server and menu
1476
1477 changelevel(string map)
1478 ==============
1479 */
1480 void VM_changelevel (void)
1481 {
1482         VM_SAFEPARMCOUNT(1, VM_changelevel);
1483
1484         if(!sv.active)
1485         {
1486                 VM_Warning("VM_changelevel: game is not server (%s)\n", PRVM_NAME);
1487                 return;
1488         }
1489
1490 // make sure we don't issue two changelevels
1491         if (svs.changelevel_issued)
1492                 return;
1493         svs.changelevel_issued = true;
1494
1495         Cbuf_AddText (va("changelevel %s\n",PRVM_G_STRING(OFS_PARM0)));
1496 }
1497
1498 /*
1499 =========
1500 VM_sin
1501
1502 float   sin(float)
1503 =========
1504 */
1505 void VM_sin (void)
1506 {
1507         VM_SAFEPARMCOUNT(1,VM_sin);
1508         PRVM_G_FLOAT(OFS_RETURN) = sin(PRVM_G_FLOAT(OFS_PARM0));
1509 }
1510
1511 /*
1512 =========
1513 VM_cos
1514 float   cos(float)
1515 =========
1516 */
1517 void VM_cos (void)
1518 {
1519         VM_SAFEPARMCOUNT(1,VM_cos);
1520         PRVM_G_FLOAT(OFS_RETURN) = cos(PRVM_G_FLOAT(OFS_PARM0));
1521 }
1522
1523 /*
1524 =========
1525 VM_sqrt
1526
1527 float   sqrt(float)
1528 =========
1529 */
1530 void VM_sqrt (void)
1531 {
1532         VM_SAFEPARMCOUNT(1,VM_sqrt);
1533         PRVM_G_FLOAT(OFS_RETURN) = sqrt(PRVM_G_FLOAT(OFS_PARM0));
1534 }
1535
1536 /*
1537 =========
1538 VM_asin
1539
1540 float   asin(float)
1541 =========
1542 */
1543 void VM_asin (void)
1544 {
1545         VM_SAFEPARMCOUNT(1,VM_asin);
1546         PRVM_G_FLOAT(OFS_RETURN) = asin(PRVM_G_FLOAT(OFS_PARM0));
1547 }
1548
1549 /*
1550 =========
1551 VM_acos
1552 float   acos(float)
1553 =========
1554 */
1555 void VM_acos (void)
1556 {
1557         VM_SAFEPARMCOUNT(1,VM_acos);
1558         PRVM_G_FLOAT(OFS_RETURN) = acos(PRVM_G_FLOAT(OFS_PARM0));
1559 }
1560
1561 /*
1562 =========
1563 VM_atan
1564 float   atan(float)
1565 =========
1566 */
1567 void VM_atan (void)
1568 {
1569         VM_SAFEPARMCOUNT(1,VM_atan);
1570         PRVM_G_FLOAT(OFS_RETURN) = atan(PRVM_G_FLOAT(OFS_PARM0));
1571 }
1572
1573 /*
1574 =========
1575 VM_atan2
1576 float   atan2(float,float)
1577 =========
1578 */
1579 void VM_atan2 (void)
1580 {
1581         VM_SAFEPARMCOUNT(2,VM_atan2);
1582         PRVM_G_FLOAT(OFS_RETURN) = atan2(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1583 }
1584
1585 /*
1586 =========
1587 VM_tan
1588 float   tan(float)
1589 =========
1590 */
1591 void VM_tan (void)
1592 {
1593         VM_SAFEPARMCOUNT(1,VM_tan);
1594         PRVM_G_FLOAT(OFS_RETURN) = tan(PRVM_G_FLOAT(OFS_PARM0));
1595 }
1596
1597 /*
1598 =================
1599 VM_randomvec
1600
1601 Returns a vector of length < 1 and > 0
1602
1603 vector randomvec()
1604 =================
1605 */
1606 void VM_randomvec (void)
1607 {
1608         vec3_t          temp;
1609         //float         length;
1610
1611         VM_SAFEPARMCOUNT(0, VM_randomvec);
1612
1613         //// WTF ??
1614         do
1615         {
1616                 temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1617                 temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1618                 temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1619         }
1620         while (DotProduct(temp, temp) >= 1);
1621         VectorCopy (temp, PRVM_G_VECTOR(OFS_RETURN));
1622
1623         /*
1624         temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1625         temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1626         temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1627         // length returned always > 0
1628         length = (rand()&32766 + 1) * (1.0 / 32767.0) / VectorLength(temp);
1629         VectorScale(temp,length, temp);*/
1630         //VectorCopy(temp, PRVM_G_VECTOR(OFS_RETURN));
1631 }
1632
1633 //=============================================================================
1634
1635 /*
1636 =========
1637 VM_registercvar
1638
1639 float   registercvar (string name, string value[, float flags])
1640 =========
1641 */
1642 void VM_registercvar (void)
1643 {
1644         const char *name, *value;
1645         int     flags;
1646
1647         VM_SAFEPARMCOUNTRANGE(2, 3, VM_registercvar);
1648
1649         name = PRVM_G_STRING(OFS_PARM0);
1650         value = PRVM_G_STRING(OFS_PARM1);
1651         flags = prog->argc >= 3 ? (int)PRVM_G_FLOAT(OFS_PARM2) : 0;
1652         PRVM_G_FLOAT(OFS_RETURN) = 0;
1653
1654         if(flags > CVAR_MAXFLAGSVAL)
1655                 return;
1656
1657 // first check to see if it has already been defined
1658         if (Cvar_FindVar (name))
1659                 return;
1660
1661 // check for overlap with a command
1662         if (Cmd_Exists (name))
1663         {
1664                 VM_Warning("VM_registercvar: %s is a command\n", name);
1665                 return;
1666         }
1667
1668         Cvar_Get(name, value, flags, NULL);
1669
1670         PRVM_G_FLOAT(OFS_RETURN) = 1; // success
1671 }
1672
1673
1674 /*
1675 =================
1676 VM_min
1677
1678 returns the minimum of two supplied floats
1679
1680 float min(float a, float b, ...[float])
1681 =================
1682 */
1683 void VM_min (void)
1684 {
1685         VM_SAFEPARMCOUNTRANGE(2, 8, VM_min);
1686         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1687         if (prog->argc >= 3)
1688         {
1689                 int i;
1690                 float f = PRVM_G_FLOAT(OFS_PARM0);
1691                 for (i = 1;i < prog->argc;i++)
1692                         if (f > PRVM_G_FLOAT((OFS_PARM0+i*3)))
1693                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1694                 PRVM_G_FLOAT(OFS_RETURN) = f;
1695         }
1696         else
1697                 PRVM_G_FLOAT(OFS_RETURN) = min(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1698 }
1699
1700 /*
1701 =================
1702 VM_max
1703
1704 returns the maximum of two supplied floats
1705
1706 float   max(float a, float b, ...[float])
1707 =================
1708 */
1709 void VM_max (void)
1710 {
1711         VM_SAFEPARMCOUNTRANGE(2, 8, VM_max);
1712         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1713         if (prog->argc >= 3)
1714         {
1715                 int i;
1716                 float f = PRVM_G_FLOAT(OFS_PARM0);
1717                 for (i = 1;i < prog->argc;i++)
1718                         if (f < PRVM_G_FLOAT((OFS_PARM0+i*3)))
1719                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1720                 PRVM_G_FLOAT(OFS_RETURN) = f;
1721         }
1722         else
1723                 PRVM_G_FLOAT(OFS_RETURN) = max(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1724 }
1725
1726 /*
1727 =================
1728 VM_bound
1729
1730 returns number bounded by supplied range
1731
1732 float   bound(float min, float value, float max)
1733 =================
1734 */
1735 void VM_bound (void)
1736 {
1737         VM_SAFEPARMCOUNT(3,VM_bound);
1738         PRVM_G_FLOAT(OFS_RETURN) = bound(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1), PRVM_G_FLOAT(OFS_PARM2));
1739 }
1740
1741 /*
1742 =================
1743 VM_pow
1744
1745 returns a raised to power b
1746
1747 float   pow(float a, float b)
1748 =================
1749 */
1750 void VM_pow (void)
1751 {
1752         VM_SAFEPARMCOUNT(2,VM_pow);
1753         PRVM_G_FLOAT(OFS_RETURN) = pow(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1754 }
1755
1756 void VM_log (void)
1757 {
1758         VM_SAFEPARMCOUNT(1,VM_log);
1759         PRVM_G_FLOAT(OFS_RETURN) = log(PRVM_G_FLOAT(OFS_PARM0));
1760 }
1761
1762 void VM_Files_Init(void)
1763 {
1764         int i;
1765         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1766                 prog->openfiles[i] = NULL;
1767 }
1768
1769 void VM_Files_CloseAll(void)
1770 {
1771         int i;
1772         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1773         {
1774                 if (prog->openfiles[i])
1775                         FS_Close(prog->openfiles[i]);
1776                 prog->openfiles[i] = NULL;
1777         }
1778 }
1779
1780 static qfile_t *VM_GetFileHandle( int index )
1781 {
1782         if (index < 0 || index >= PRVM_MAX_OPENFILES)
1783         {
1784                 Con_Printf("VM_GetFileHandle: invalid file handle %i used in %s\n", index, PRVM_NAME);
1785                 return NULL;
1786         }
1787         if (prog->openfiles[index] == NULL)
1788         {
1789                 Con_Printf("VM_GetFileHandle: no such file handle %i (or file has been closed) in %s\n", index, PRVM_NAME);
1790                 return NULL;
1791         }
1792         return prog->openfiles[index];
1793 }
1794
1795 /*
1796 =========
1797 VM_fopen
1798
1799 float   fopen(string filename, float mode)
1800 =========
1801 */
1802 // float(string filename, float mode) fopen = #110;
1803 // opens a file inside quake/gamedir/data/ (mode is FILE_READ, FILE_APPEND, or FILE_WRITE),
1804 // returns fhandle >= 0 if successful, or fhandle < 0 if unable to open file for any reason
1805 void VM_fopen(void)
1806 {
1807         int filenum, mode;
1808         const char *modestring, *filename;
1809
1810         VM_SAFEPARMCOUNT(2,VM_fopen);
1811
1812         for (filenum = 0;filenum < PRVM_MAX_OPENFILES;filenum++)
1813                 if (prog->openfiles[filenum] == NULL)
1814                         break;
1815         if (filenum >= PRVM_MAX_OPENFILES)
1816         {
1817                 PRVM_G_FLOAT(OFS_RETURN) = -2;
1818                 VM_Warning("VM_fopen: %s ran out of file handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENFILES);
1819                 return;
1820         }
1821         filename = PRVM_G_STRING(OFS_PARM0);
1822         mode = (int)PRVM_G_FLOAT(OFS_PARM1);
1823         switch(mode)
1824         {
1825         case 0: // FILE_READ
1826                 modestring = "rb";
1827                 prog->openfiles[filenum] = FS_OpenVirtualFile(va("data/%s", filename), false);
1828                 if (prog->openfiles[filenum] == NULL)
1829                         prog->openfiles[filenum] = FS_OpenVirtualFile(va("%s", filename), false);
1830                 break;
1831         case 1: // FILE_APPEND
1832                 modestring = "a";
1833                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1834                 break;
1835         case 2: // FILE_WRITE
1836                 modestring = "w";
1837                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1838                 break;
1839         default:
1840                 PRVM_G_FLOAT(OFS_RETURN) = -3;
1841                 VM_Warning("VM_fopen: %s: no such mode %i (valid: 0 = read, 1 = append, 2 = write)\n", PRVM_NAME, mode);
1842                 return;
1843         }
1844
1845         if (prog->openfiles[filenum] == NULL)
1846         {
1847                 PRVM_G_FLOAT(OFS_RETURN) = -1;
1848                 if (developer_extra.integer)
1849                         VM_Warning("VM_fopen: %s: %s mode %s failed\n", PRVM_NAME, filename, modestring);
1850         }
1851         else
1852         {
1853                 PRVM_G_FLOAT(OFS_RETURN) = filenum;
1854                 if (developer_extra.integer)
1855                         Con_DPrintf("VM_fopen: %s: %s mode %s opened as #%i\n", PRVM_NAME, filename, modestring, filenum);
1856                 prog->openfiles_origin[filenum] = PRVM_AllocationOrigin();
1857         }
1858 }
1859
1860 /*
1861 =========
1862 VM_fclose
1863
1864 fclose(float fhandle)
1865 =========
1866 */
1867 //void(float fhandle) fclose = #111; // closes a file
1868 void VM_fclose(void)
1869 {
1870         int filenum;
1871
1872         VM_SAFEPARMCOUNT(1,VM_fclose);
1873
1874         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1875         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1876         {
1877                 VM_Warning("VM_fclose: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1878                 return;
1879         }
1880         if (prog->openfiles[filenum] == NULL)
1881         {
1882                 VM_Warning("VM_fclose: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1883                 return;
1884         }
1885         FS_Close(prog->openfiles[filenum]);
1886         prog->openfiles[filenum] = NULL;
1887         if(prog->openfiles_origin[filenum])
1888                 PRVM_Free((char *)prog->openfiles_origin[filenum]);
1889         if (developer_extra.integer)
1890                 Con_DPrintf("VM_fclose: %s: #%i closed\n", PRVM_NAME, filenum);
1891 }
1892
1893 /*
1894 =========
1895 VM_fgets
1896
1897 string  fgets(float fhandle)
1898 =========
1899 */
1900 //string(float fhandle) fgets = #112; // reads a line of text from the file and returns as a tempstring
1901 void VM_fgets(void)
1902 {
1903         int c, end;
1904         char string[VM_STRINGTEMP_LENGTH];
1905         int filenum;
1906
1907         VM_SAFEPARMCOUNT(1,VM_fgets);
1908
1909         // set the return value regardless of any possible errors
1910         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1911
1912         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1913         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1914         {
1915                 VM_Warning("VM_fgets: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1916                 return;
1917         }
1918         if (prog->openfiles[filenum] == NULL)
1919         {
1920                 VM_Warning("VM_fgets: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1921                 return;
1922         }
1923         end = 0;
1924         for (;;)
1925         {
1926                 c = FS_Getc(prog->openfiles[filenum]);
1927                 if (c == '\r' || c == '\n' || c < 0)
1928                         break;
1929                 if (end < VM_STRINGTEMP_LENGTH - 1)
1930                         string[end++] = c;
1931         }
1932         string[end] = 0;
1933         // remove \n following \r
1934         if (c == '\r')
1935         {
1936                 c = FS_Getc(prog->openfiles[filenum]);
1937                 if (c != '\n')
1938                         FS_UnGetc(prog->openfiles[filenum], (unsigned char)c);
1939         }
1940         if (developer_extra.integer)
1941                 Con_DPrintf("fgets: %s: %s\n", PRVM_NAME, string);
1942         if (c >= 0 || end)
1943                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
1944 }
1945
1946 /*
1947 =========
1948 VM_fputs
1949
1950 fputs(float fhandle, string s)
1951 =========
1952 */
1953 //void(float fhandle, string s) fputs = #113; // writes a line of text to the end of the file
1954 void VM_fputs(void)
1955 {
1956         int stringlength;
1957         char string[VM_STRINGTEMP_LENGTH];
1958         int filenum;
1959
1960         VM_SAFEPARMCOUNT(2,VM_fputs);
1961
1962         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1963         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1964         {
1965                 VM_Warning("VM_fputs: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1966                 return;
1967         }
1968         if (prog->openfiles[filenum] == NULL)
1969         {
1970                 VM_Warning("VM_fputs: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1971                 return;
1972         }
1973         VM_VarString(1, string, sizeof(string));
1974         if ((stringlength = (int)strlen(string)))
1975                 FS_Write(prog->openfiles[filenum], string, stringlength);
1976         if (developer_extra.integer)
1977                 Con_DPrintf("fputs: %s: %s\n", PRVM_NAME, string);
1978 }
1979
1980 /*
1981 =========
1982 VM_writetofile
1983
1984         writetofile(float fhandle, entity ent)
1985 =========
1986 */
1987 void VM_writetofile(void)
1988 {
1989         prvm_edict_t * ent;
1990         qfile_t *file;
1991
1992         VM_SAFEPARMCOUNT(2, VM_writetofile);
1993
1994         file = VM_GetFileHandle( (int)PRVM_G_FLOAT(OFS_PARM0) );
1995         if( !file )
1996         {
1997                 VM_Warning("VM_writetofile: invalid or closed file handle\n");
1998                 return;
1999         }
2000
2001         ent = PRVM_G_EDICT(OFS_PARM1);
2002         if(ent->priv.required->free)
2003         {
2004                 VM_Warning("VM_writetofile: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2005                 return;
2006         }
2007
2008         PRVM_ED_Write (file, ent);
2009 }
2010
2011 // KrimZon - DP_QC_ENTITYDATA
2012 /*
2013 =========
2014 VM_numentityfields
2015
2016 float() numentityfields
2017 Return the number of entity fields - NOT offsets
2018 =========
2019 */
2020 void VM_numentityfields(void)
2021 {
2022         PRVM_G_FLOAT(OFS_RETURN) = prog->progs->numfielddefs;
2023 }
2024
2025 // KrimZon - DP_QC_ENTITYDATA
2026 /*
2027 =========
2028 VM_entityfieldname
2029
2030 string(float fieldnum) entityfieldname
2031 Return name of the specified field as a string, or empty if the field is invalid (warning)
2032 =========
2033 */
2034 void VM_entityfieldname(void)
2035 {
2036         ddef_t *d;
2037         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2038         
2039         if (i < 0 || i >= prog->progs->numfielddefs)
2040         {
2041         VM_Warning("VM_entityfieldname: %s: field index out of bounds\n", PRVM_NAME);
2042         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2043                 return;
2044         }
2045         
2046         d = &prog->fielddefs[i];
2047         PRVM_G_INT(OFS_RETURN) = d->s_name; // presuming that s_name points to a string already
2048 }
2049
2050 // KrimZon - DP_QC_ENTITYDATA
2051 /*
2052 =========
2053 VM_entityfieldtype
2054
2055 float(float fieldnum) entityfieldtype
2056 =========
2057 */
2058 void VM_entityfieldtype(void)
2059 {
2060         ddef_t *d;
2061         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2062         
2063         if (i < 0 || i >= prog->progs->numfielddefs)
2064         {
2065                 VM_Warning("VM_entityfieldtype: %s: field index out of bounds\n", PRVM_NAME);
2066                 PRVM_G_FLOAT(OFS_RETURN) = -1.0;
2067                 return;
2068         }
2069         
2070         d = &prog->fielddefs[i];
2071         PRVM_G_FLOAT(OFS_RETURN) = (float)d->type;
2072 }
2073
2074 // KrimZon - DP_QC_ENTITYDATA
2075 /*
2076 =========
2077 VM_getentityfieldstring
2078
2079 string(float fieldnum, entity ent) getentityfieldstring
2080 =========
2081 */
2082 void VM_getentityfieldstring(void)
2083 {
2084         // put the data into a string
2085         ddef_t *d;
2086         int type, j;
2087         int *v;
2088         prvm_edict_t * ent;
2089         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2090         
2091         if (i < 0 || i >= prog->progs->numfielddefs)
2092         {
2093         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2094                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2095                 return;
2096         }
2097         
2098         d = &prog->fielddefs[i];
2099         
2100         // get the entity
2101         ent = PRVM_G_EDICT(OFS_PARM1);
2102         if(ent->priv.required->free)
2103         {
2104                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2105                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2106                 return;
2107         }
2108         v = (int *)((char *)ent->fields.vp + d->ofs*4);
2109         
2110         // if it's 0 or blank, return an empty string
2111         type = d->type & ~DEF_SAVEGLOBAL;
2112         for (j=0 ; j<prvm_type_size[type] ; j++)
2113                 if (v[j])
2114                         break;
2115         if (j == prvm_type_size[type])
2116         {
2117                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2118                 return;
2119         }
2120                 
2121         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_UglyValueString((etype_t)d->type, (prvm_eval_t *)v));
2122 }
2123
2124 // KrimZon - DP_QC_ENTITYDATA
2125 /*
2126 =========
2127 VM_putentityfieldstring
2128
2129 float(float fieldnum, entity ent, string s) putentityfieldstring
2130 =========
2131 */
2132 void VM_putentityfieldstring(void)
2133 {
2134         ddef_t *d;
2135         prvm_edict_t * ent;
2136         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2137
2138         if (i < 0 || i >= prog->progs->numfielddefs)
2139         {
2140         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2141                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2142                 return;
2143         }
2144
2145         d = &prog->fielddefs[i];
2146
2147         // get the entity
2148         ent = PRVM_G_EDICT(OFS_PARM1);
2149         if(ent->priv.required->free)
2150         {
2151                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2152                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2153                 return;
2154         }
2155
2156         // parse the string into the value
2157         PRVM_G_FLOAT(OFS_RETURN) = ( PRVM_ED_ParseEpair(ent, d, PRVM_G_STRING(OFS_PARM2), false) ) ? 1.0f : 0.0f;
2158 }
2159
2160 /*
2161 =========
2162 VM_strlen
2163
2164 float   strlen(string s)
2165 =========
2166 */
2167 //float(string s) strlen = #114; // returns how many characters are in a string
2168 void VM_strlen(void)
2169 {
2170         VM_SAFEPARMCOUNT(1,VM_strlen);
2171
2172         //PRVM_G_FLOAT(OFS_RETURN) = strlen(PRVM_G_STRING(OFS_PARM0));
2173         PRVM_G_FLOAT(OFS_RETURN) = u8_strlen(PRVM_G_STRING(OFS_PARM0));
2174 }
2175
2176 // DRESK - Decolorized String
2177 /*
2178 =========
2179 VM_strdecolorize
2180
2181 string  strdecolorize(string s)
2182 =========
2183 */
2184 // string (string s) strdecolorize = #472; // returns the passed in string with color codes stripped
2185 void VM_strdecolorize(void)
2186 {
2187         char szNewString[VM_STRINGTEMP_LENGTH];
2188         const char *szString;
2189
2190         // Prepare Strings
2191         VM_SAFEPARMCOUNT(1,VM_strdecolorize);
2192         szString = PRVM_G_STRING(OFS_PARM0);
2193         COM_StringDecolorize(szString, 0, szNewString, sizeof(szNewString), TRUE);
2194         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2195 }
2196
2197 // DRESK - String Length (not counting color codes)
2198 /*
2199 =========
2200 VM_strlennocol
2201
2202 float   strlennocol(string s)
2203 =========
2204 */
2205 // float(string s) strlennocol = #471; // returns how many characters are in a string not including color codes
2206 // For example, ^2Dresk returns a length of 5
2207 void VM_strlennocol(void)
2208 {
2209         const char *szString;
2210         int nCnt;
2211
2212         VM_SAFEPARMCOUNT(1,VM_strlennocol);
2213
2214         szString = PRVM_G_STRING(OFS_PARM0);
2215
2216         //nCnt = COM_StringLengthNoColors(szString, 0, NULL);
2217         nCnt = u8_COM_StringLengthNoColors(szString, 0, NULL);
2218
2219         PRVM_G_FLOAT(OFS_RETURN) = nCnt;
2220 }
2221
2222 // DRESK - String to Uppercase and Lowercase
2223 /*
2224 =========
2225 VM_strtolower
2226
2227 string  strtolower(string s)
2228 =========
2229 */
2230 // string (string s) strtolower = #480; // returns passed in string in lowercase form
2231 void VM_strtolower(void)
2232 {
2233         char szNewString[VM_STRINGTEMP_LENGTH];
2234         const char *szString;
2235
2236         // Prepare Strings
2237         VM_SAFEPARMCOUNT(1,VM_strtolower);
2238         szString = PRVM_G_STRING(OFS_PARM0);
2239
2240         COM_ToLowerString(szString, szNewString, sizeof(szNewString) );
2241
2242         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2243 }
2244
2245 /*
2246 =========
2247 VM_strtoupper
2248
2249 string  strtoupper(string s)
2250 =========
2251 */
2252 // string (string s) strtoupper = #481; // returns passed in string in uppercase form
2253 void VM_strtoupper(void)
2254 {
2255         char szNewString[VM_STRINGTEMP_LENGTH];
2256         const char *szString;
2257
2258         // Prepare Strings
2259         VM_SAFEPARMCOUNT(1,VM_strtoupper);
2260         szString = PRVM_G_STRING(OFS_PARM0);
2261
2262         COM_ToUpperString(szString, szNewString, sizeof(szNewString) );
2263
2264         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2265 }
2266
2267 /*
2268 =========
2269 VM_strcat
2270
2271 string strcat(string,string,...[string])
2272 =========
2273 */
2274 //string(string s1, string s2) strcat = #115;
2275 // concatenates two strings (for example "abc", "def" would return "abcdef")
2276 // and returns as a tempstring
2277 void VM_strcat(void)
2278 {
2279         char s[VM_STRINGTEMP_LENGTH];
2280         VM_SAFEPARMCOUNTRANGE(1, 8, VM_strcat);
2281
2282         VM_VarString(0, s, sizeof(s));
2283         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
2284 }
2285
2286 /*
2287 =========
2288 VM_substring
2289
2290 string  substring(string s, float start, float length)
2291 =========
2292 */
2293 // string(string s, float start, float length) substring = #116;
2294 // returns a section of a string as a tempstring
2295 void VM_substring(void)
2296 {
2297         int start, length;
2298         int u_slength = 0, u_start;
2299         size_t u_length;
2300         const char *s;
2301         char string[VM_STRINGTEMP_LENGTH];
2302
2303         VM_SAFEPARMCOUNT(3,VM_substring);
2304
2305         /*
2306         s = PRVM_G_STRING(OFS_PARM0);
2307         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2308         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2309         slength = strlen(s);
2310
2311         if (start < 0) // FTE_STRINGS feature
2312                 start += slength;
2313         start = bound(0, start, slength);
2314
2315         if (length < 0) // FTE_STRINGS feature
2316                 length += slength - start + 1;
2317         maxlen = min((int)sizeof(string) - 1, slength - start);
2318         length = bound(0, length, maxlen);
2319
2320         memcpy(string, s + start, length);
2321         string[length] = 0;
2322         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2323         */
2324         
2325         s = PRVM_G_STRING(OFS_PARM0);
2326         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2327         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2328
2329         if (start < 0) // FTE_STRINGS feature
2330         {
2331                 u_slength = u8_strlen(s);
2332                 start += u_slength;
2333                 start = bound(0, start, u_slength);
2334         }
2335
2336         if (length < 0) // FTE_STRINGS feature
2337         {
2338                 if (!u_slength) // it's not calculated when it's not needed above
2339                         u_slength = u8_strlen(s);
2340                 length += u_slength - start + 1;
2341         }
2342                 
2343         // positive start, positive length
2344         u_start = u8_byteofs(s, start, NULL);
2345         if (u_start < 0)
2346         {
2347                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2348                 return;
2349         }
2350         u_length = u8_bytelen(s + u_start, length);
2351         if (u_length >= sizeof(string)-1)
2352                 u_length = sizeof(string)-1;
2353         
2354         memcpy(string, s + u_start, u_length);
2355         string[u_length] = 0;
2356         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2357 }
2358
2359 /*
2360 =========
2361 VM_strreplace
2362
2363 string(string search, string replace, string subject) strreplace = #484;
2364 =========
2365 */
2366 // replaces all occurrences of search with replace in the string subject, and returns the result
2367 void VM_strreplace(void)
2368 {
2369         int i, j, si;
2370         const char *search, *replace, *subject;
2371         char string[VM_STRINGTEMP_LENGTH];
2372         int search_len, replace_len, subject_len;
2373
2374         VM_SAFEPARMCOUNT(3,VM_strreplace);
2375
2376         search = PRVM_G_STRING(OFS_PARM0);
2377         replace = PRVM_G_STRING(OFS_PARM1);
2378         subject = PRVM_G_STRING(OFS_PARM2);
2379
2380         search_len = (int)strlen(search);
2381         replace_len = (int)strlen(replace);
2382         subject_len = (int)strlen(subject);
2383
2384         si = 0;
2385         for (i = 0; i <= subject_len - search_len; i++)
2386         {
2387                 for (j = 0; j < search_len; j++) // thus, i+j < subject_len
2388                         if (subject[i+j] != search[j])
2389                                 break;
2390                 if (j == search_len)
2391                 {
2392                         // NOTE: if search_len == 0, we always hit THIS case, and never the other
2393                         // found it at offset 'i'
2394                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2395                                 string[si++] = replace[j];
2396                         if(search_len > 0)
2397                         {
2398                                 i += search_len - 1;
2399                         }
2400                         else
2401                         {
2402                                 // the above would subtract 1 from i... so we
2403                                 // don't do that, but instead output the next
2404                                 // char
2405                                 if (si < (int)sizeof(string) - 1)
2406                                         string[si++] = subject[i];
2407                         }
2408                 }
2409                 else
2410                 {
2411                         // in THIS case, we know search_len > 0, thus i < subject_len
2412                         // not found
2413                         if (si < (int)sizeof(string) - 1)
2414                                 string[si++] = subject[i];
2415                 }
2416         }
2417         // remaining chars (these cannot match)
2418         for (; i < subject_len; i++)
2419                 if (si < (int)sizeof(string) - 1)
2420                         string[si++] = subject[i];
2421         string[si] = '\0';
2422
2423         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2424 }
2425
2426 /*
2427 =========
2428 VM_strireplace
2429
2430 string(string search, string replace, string subject) strireplace = #485;
2431 =========
2432 */
2433 // case-insensitive version of strreplace
2434 void VM_strireplace(void)
2435 {
2436         int i, j, si;
2437         const char *search, *replace, *subject;
2438         char string[VM_STRINGTEMP_LENGTH];
2439         int search_len, replace_len, subject_len;
2440
2441         VM_SAFEPARMCOUNT(3,VM_strreplace);
2442
2443         search = PRVM_G_STRING(OFS_PARM0);
2444         replace = PRVM_G_STRING(OFS_PARM1);
2445         subject = PRVM_G_STRING(OFS_PARM2);
2446
2447         search_len = (int)strlen(search);
2448         replace_len = (int)strlen(replace);
2449         subject_len = (int)strlen(subject);
2450
2451         si = 0;
2452         for (i = 0; i <= subject_len - search_len; i++)
2453         {
2454                 for (j = 0; j < search_len; j++) // thus, i+j < subject_len
2455                         if (tolower(subject[i+j]) != tolower(search[j]))
2456                                 break;
2457                 if (j == search_len)
2458                 {
2459                         // NOTE: if search_len == 0, we always hit THIS case, and never the other
2460                         // found it at offset 'i'
2461                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2462                                 string[si++] = replace[j];
2463                         if(search_len > 0)
2464                         {
2465                                 i += search_len - 1;
2466                         }
2467                         else
2468                         {
2469                                 // the above would subtract 1 from i... so we
2470                                 // don't do that, but instead output the next
2471                                 // char
2472                                 if (si < (int)sizeof(string) - 1)
2473                                         string[si++] = subject[i];
2474                         }
2475                 }
2476                 else
2477                 {
2478                         // in THIS case, we know search_len > 0, thus i < subject_len
2479                         // not found
2480                         if (si < (int)sizeof(string) - 1)
2481                                 string[si++] = subject[i];
2482                 }
2483         }
2484         // remaining chars (these cannot match)
2485         for (; i < subject_len; i++)
2486                 if (si < (int)sizeof(string) - 1)
2487                         string[si++] = subject[i];
2488         string[si] = '\0';
2489
2490         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2491 }
2492
2493 /*
2494 =========
2495 VM_stov
2496
2497 vector  stov(string s)
2498 =========
2499 */
2500 //vector(string s) stov = #117; // returns vector value from a string
2501 void VM_stov(void)
2502 {
2503         char string[VM_STRINGTEMP_LENGTH];
2504
2505         VM_SAFEPARMCOUNT(1,VM_stov);
2506
2507         VM_VarString(0, string, sizeof(string));
2508         Math_atov(string, PRVM_G_VECTOR(OFS_RETURN));
2509 }
2510
2511 /*
2512 =========
2513 VM_strzone
2514
2515 string  strzone(string s)
2516 =========
2517 */
2518 //string(string s, ...) strzone = #118; // makes a copy of a string into the string zone and returns it, this is often used to keep around a tempstring for longer periods of time (tempstrings are replaced often)
2519 void VM_strzone(void)
2520 {
2521         char *out;
2522         char string[VM_STRINGTEMP_LENGTH];
2523         size_t alloclen;
2524
2525         VM_SAFEPARMCOUNT(1,VM_strzone);
2526
2527         VM_VarString(0, string, sizeof(string));
2528         alloclen = strlen(string) + 1;
2529         PRVM_G_INT(OFS_RETURN) = PRVM_AllocString(alloclen, &out);
2530         memcpy(out, string, alloclen);
2531 }
2532
2533 /*
2534 =========
2535 VM_strunzone
2536
2537 strunzone(string s)
2538 =========
2539 */
2540 //void(string s) strunzone = #119; // removes a copy of a string from the string zone (you can not use that string again or it may crash!!!)
2541 void VM_strunzone(void)
2542 {
2543         VM_SAFEPARMCOUNT(1,VM_strunzone);
2544         PRVM_FreeString(PRVM_G_INT(OFS_PARM0));
2545 }
2546
2547 /*
2548 =========
2549 VM_command (used by client and menu)
2550
2551 clientcommand(float client, string s) (for client and menu)
2552 =========
2553 */
2554 //void(entity e, string s) clientcommand = #440; // executes a command string as if it came from the specified client
2555 //this function originally written by KrimZon, made shorter by LordHavoc
2556 void VM_clcommand (void)
2557 {
2558         client_t *temp_client;
2559         int i;
2560
2561         VM_SAFEPARMCOUNT(2,VM_clcommand);
2562
2563         i = (int)PRVM_G_FLOAT(OFS_PARM0);
2564         if (!sv.active  || i < 0 || i >= svs.maxclients || !svs.clients[i].active)
2565         {
2566                 VM_Warning("VM_clientcommand: %s: invalid client/server is not active !\n", PRVM_NAME);
2567                 return;
2568         }
2569
2570         temp_client = host_client;
2571         host_client = svs.clients + i;
2572         Cmd_ExecuteString (PRVM_G_STRING(OFS_PARM1), src_client);
2573         host_client = temp_client;
2574 }
2575
2576
2577 /*
2578 =========
2579 VM_tokenize
2580
2581 float tokenize(string s)
2582 =========
2583 */
2584 //float(string s) tokenize = #441; // takes apart a string into individal words (access them with argv), returns how many
2585 //this function originally written by KrimZon, made shorter by LordHavoc
2586 //20040203: rewritten by LordHavoc (no longer uses allocations)
2587 static int num_tokens = 0;
2588 static int tokens[VM_STRINGTEMP_LENGTH / 2];
2589 static int tokens_startpos[VM_STRINGTEMP_LENGTH / 2];
2590 static int tokens_endpos[VM_STRINGTEMP_LENGTH / 2];
2591 static char tokenize_string[VM_STRINGTEMP_LENGTH];
2592 void VM_tokenize (void)
2593 {
2594         const char *p;
2595
2596         VM_SAFEPARMCOUNT(1,VM_tokenize);
2597
2598         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2599         p = tokenize_string;
2600
2601         num_tokens = 0;
2602         for(;;)
2603         {
2604                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2605                         break;
2606
2607                 // skip whitespace here to find token start pos
2608                 while(*p && ISWHITESPACE(*p))
2609                         ++p;
2610
2611                 tokens_startpos[num_tokens] = p - tokenize_string;
2612                 if(!COM_ParseToken_VM_Tokenize(&p, false))
2613                         break;
2614                 tokens_endpos[num_tokens] = p - tokenize_string;
2615                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2616                 ++num_tokens;
2617         }
2618
2619         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2620 }
2621
2622 //float(string s) tokenize = #514; // takes apart a string into individal words (access them with argv), returns how many
2623 void VM_tokenize_console (void)
2624 {
2625         const char *p;
2626
2627         VM_SAFEPARMCOUNT(1,VM_tokenize);
2628
2629         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2630         p = tokenize_string;
2631
2632         num_tokens = 0;
2633         for(;;)
2634         {
2635                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2636                         break;
2637
2638                 // skip whitespace here to find token start pos
2639                 while(*p && ISWHITESPACE(*p))
2640                         ++p;
2641
2642                 tokens_startpos[num_tokens] = p - tokenize_string;
2643                 if(!COM_ParseToken_Console(&p))
2644                         break;
2645                 tokens_endpos[num_tokens] = p - tokenize_string;
2646                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2647                 ++num_tokens;
2648         }
2649
2650         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2651 }
2652
2653 /*
2654 =========
2655 VM_tokenizebyseparator
2656
2657 float tokenizebyseparator(string s, string separator1, ...)
2658 =========
2659 */
2660 //float(string s, string separator1, ...) tokenizebyseparator = #479; // takes apart a string into individal words (access them with argv), returns how many
2661 //this function returns the token preceding each instance of a separator (of
2662 //which there can be multiple), and the text following the last separator
2663 //useful for parsing certain kinds of data like IP addresses
2664 //example:
2665 //numnumbers = tokenizebyseparator("10.1.2.3", ".");
2666 //returns 4 and the tokens "10" "1" "2" "3".
2667 void VM_tokenizebyseparator (void)
2668 {
2669         int j, k;
2670         int numseparators;
2671         int separatorlen[7];
2672         const char *separators[7];
2673         const char *p, *p0;
2674         const char *token;
2675         char tokentext[MAX_INPUTLINE];
2676
2677         VM_SAFEPARMCOUNTRANGE(2, 8,VM_tokenizebyseparator);
2678
2679         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2680         p = tokenize_string;
2681
2682         numseparators = 0;
2683         for (j = 1;j < prog->argc;j++)
2684         {
2685                 // skip any blank separator strings
2686                 const char *s = PRVM_G_STRING(OFS_PARM0+j*3);
2687                 if (!s[0])
2688                         continue;
2689                 separators[numseparators] = s;
2690                 separatorlen[numseparators] = strlen(s);
2691                 numseparators++;
2692         }
2693
2694         num_tokens = 0;
2695         j = 0;
2696
2697         while (num_tokens < (int)(sizeof(tokens)/sizeof(tokens[0])))
2698         {
2699                 token = tokentext + j;
2700                 tokens_startpos[num_tokens] = p - tokenize_string;
2701                 p0 = p;
2702                 while (*p)
2703                 {
2704                         for (k = 0;k < numseparators;k++)
2705                         {
2706                                 if (!strncmp(p, separators[k], separatorlen[k]))
2707                                 {
2708                                         p += separatorlen[k];
2709                                         break;
2710                                 }
2711                         }
2712                         if (k < numseparators)
2713                                 break;
2714                         if (j < (int)sizeof(tokentext)-1)
2715                                 tokentext[j++] = *p;
2716                         p++;
2717                         p0 = p;
2718                 }
2719                 tokens_endpos[num_tokens] = p0 - tokenize_string;
2720                 if (j >= (int)sizeof(tokentext))
2721                         break;
2722                 tokentext[j++] = 0;
2723                 tokens[num_tokens++] = PRVM_SetTempString(token);
2724                 if (!*p)
2725                         break;
2726         }
2727
2728         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2729 }
2730
2731 //string(float n) argv = #442; // returns a word from the tokenized string (returns nothing for an invalid index)
2732 //this function originally written by KrimZon, made shorter by LordHavoc
2733 void VM_argv (void)
2734 {
2735         int token_num;
2736
2737         VM_SAFEPARMCOUNT(1,VM_argv);
2738
2739         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2740
2741         if(token_num < 0)
2742                 token_num += num_tokens;
2743
2744         if (token_num >= 0 && token_num < num_tokens)
2745                 PRVM_G_INT(OFS_RETURN) = tokens[token_num];
2746         else
2747                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
2748 }
2749
2750 //float(float n) argv_start_index = #515; // returns the start index of a token
2751 void VM_argv_start_index (void)
2752 {
2753         int token_num;
2754
2755         VM_SAFEPARMCOUNT(1,VM_argv);
2756
2757         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2758
2759         if(token_num < 0)
2760                 token_num += num_tokens;
2761
2762         if (token_num >= 0 && token_num < num_tokens)
2763                 PRVM_G_FLOAT(OFS_RETURN) = tokens_startpos[token_num];
2764         else
2765                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2766 }
2767
2768 //float(float n) argv_end_index = #516; // returns the end index of a token
2769 void VM_argv_end_index (void)
2770 {
2771         int token_num;
2772
2773         VM_SAFEPARMCOUNT(1,VM_argv);
2774
2775         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2776
2777         if(token_num < 0)
2778                 token_num += num_tokens;
2779
2780         if (token_num >= 0 && token_num < num_tokens)
2781                 PRVM_G_FLOAT(OFS_RETURN) = tokens_endpos[token_num];
2782         else
2783                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2784 }
2785
2786 /*
2787 =========
2788 VM_isserver
2789
2790 float   isserver()
2791 =========
2792 */
2793 void VM_isserver(void)
2794 {
2795         VM_SAFEPARMCOUNT(0,VM_serverstate);
2796
2797         PRVM_G_FLOAT(OFS_RETURN) = sv.active && (svs.maxclients > 1 || cls.state == ca_dedicated);
2798 }
2799
2800 /*
2801 =========
2802 VM_clientcount
2803
2804 float   clientcount()
2805 =========
2806 */
2807 void VM_clientcount(void)
2808 {
2809         VM_SAFEPARMCOUNT(0,VM_clientcount);
2810
2811         PRVM_G_FLOAT(OFS_RETURN) = svs.maxclients;
2812 }
2813
2814 /*
2815 =========
2816 VM_clientstate
2817
2818 float   clientstate()
2819 =========
2820 */
2821 void VM_clientstate(void)
2822 {
2823         VM_SAFEPARMCOUNT(0,VM_clientstate);
2824
2825
2826         switch( cls.state ) {
2827                 case ca_uninitialized:
2828                 case ca_dedicated:
2829                         PRVM_G_FLOAT(OFS_RETURN) = 0;
2830                         break;
2831                 case ca_disconnected:
2832                         PRVM_G_FLOAT(OFS_RETURN) = 1;
2833                         break;
2834                 case ca_connected:
2835                         PRVM_G_FLOAT(OFS_RETURN) = 2;
2836                         break;
2837                 default:
2838                         // should never be reached!
2839                         break;
2840         }
2841 }
2842
2843 /*
2844 =========
2845 VM_getostype
2846
2847 float   getostype(void)
2848 =========
2849 */ // not used at the moment -> not included in the common list
2850 void VM_getostype(void)
2851 {
2852         VM_SAFEPARMCOUNT(0,VM_getostype);
2853
2854         /*
2855         OS_WINDOWS
2856         OS_LINUX
2857         OS_MAC - not supported
2858         */
2859
2860 #ifdef WIN32
2861         PRVM_G_FLOAT(OFS_RETURN) = 0;
2862 #elif defined(MACOSX)
2863         PRVM_G_FLOAT(OFS_RETURN) = 2;
2864 #else
2865         PRVM_G_FLOAT(OFS_RETURN) = 1;
2866 #endif
2867 }
2868
2869 /*
2870 =========
2871 VM_gettime
2872
2873 float   gettime(void)
2874 =========
2875 */
2876 extern double host_starttime;
2877 float CDAudio_GetPosition(void);
2878 void VM_gettime(void)
2879 {
2880         int timer_index;
2881
2882         VM_SAFEPARMCOUNTRANGE(0,1,VM_gettime);
2883
2884         if(prog->argc == 0)
2885         {
2886                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2887         }
2888         else
2889         {
2890                 timer_index = (int) PRVM_G_FLOAT(OFS_PARM0);
2891         switch(timer_index)
2892         {
2893             case 0: // GETTIME_FRAMESTART
2894                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2895                 break;
2896             case 1: // GETTIME_REALTIME
2897                 PRVM_G_FLOAT(OFS_RETURN) = (float) Sys_DoubleTime();
2898                 break;
2899             case 2: // GETTIME_HIRES
2900                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - realtime);
2901                 break;
2902             case 3: // GETTIME_UPTIME
2903                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - host_starttime);
2904                 break;
2905             case 4: // GETTIME_CDTRACK
2906                 PRVM_G_FLOAT(OFS_RETURN) = (float) CDAudio_GetPosition();
2907                 break;
2908                         default:
2909                                 VM_Warning("VM_gettime: %s: unsupported timer specified, returning realtime\n", PRVM_NAME);
2910                                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2911                                 break;
2912                 }
2913         }
2914 }
2915
2916 /*
2917 =========
2918 VM_getsoundtime
2919
2920 float   getsoundtime(void)
2921 =========
2922 */
2923
2924 void VM_getsoundtime (void)
2925 {
2926         int entnum, entchannel, pnum;
2927         VM_SAFEPARMCOUNT(2,VM_getsoundtime);
2928
2929         pnum = PRVM_GetProgNr();
2930         if (pnum == PRVM_MENUPROG)
2931         {
2932                 VM_Warning("VM_getsoundtime: %s: not supported on this progs\n", PRVM_NAME);
2933                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2934                 return;
2935         }
2936         entnum = ((pnum == PRVM_CLIENTPROG) ? MAX_EDICTS : 0) + PRVM_NUM_FOR_EDICT(PRVM_G_EDICT(OFS_PARM0));
2937         entchannel = (int)PRVM_G_FLOAT(OFS_PARM1);
2938         if (entchannel <= 0 || entchannel > 8)
2939                 VM_Warning("VM_getsoundtime: %s: bad channel %i\n", PRVM_NAME, entchannel);
2940         PRVM_G_FLOAT(OFS_RETURN) = (float)S_GetEntChannelPosition(entnum, entchannel);
2941 }
2942
2943 /*
2944 =========
2945 VM_GetSoundLen
2946
2947 string  soundlength (string sample)
2948 =========
2949 */
2950 void VM_soundlength (void)
2951 {
2952         const char *s;
2953
2954         VM_SAFEPARMCOUNT(1, VM_soundlength);
2955
2956         s = PRVM_G_STRING(OFS_PARM0);
2957         PRVM_G_FLOAT(OFS_RETURN) = S_SoundLength(s);
2958 }
2959
2960 /*
2961 =========
2962 VM_loadfromdata
2963
2964 loadfromdata(string data)
2965 =========
2966 */
2967 void VM_loadfromdata(void)
2968 {
2969         VM_SAFEPARMCOUNT(1,VM_loadentsfromfile);
2970
2971         PRVM_ED_LoadFromFile(PRVM_G_STRING(OFS_PARM0));
2972 }
2973
2974 /*
2975 ========================
2976 VM_parseentitydata
2977
2978 parseentitydata(entity ent, string data)
2979 ========================
2980 */
2981 void VM_parseentitydata(void)
2982 {
2983         prvm_edict_t *ent;
2984         const char *data;
2985
2986         VM_SAFEPARMCOUNT(2, VM_parseentitydata);
2987
2988         // get edict and test it
2989         ent = PRVM_G_EDICT(OFS_PARM0);
2990         if (ent->priv.required->free)
2991                 PRVM_ERROR ("VM_parseentitydata: %s: Can only set already spawned entities (entity %i is free)!", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2992
2993         data = PRVM_G_STRING(OFS_PARM1);
2994
2995         // parse the opening brace
2996         if (!COM_ParseToken_Simple(&data, false, false) || com_token[0] != '{' )
2997                 PRVM_ERROR ("VM_parseentitydata: %s: Couldn't parse entity data:\n%s", PRVM_NAME, data );
2998
2999         PRVM_ED_ParseEdict (data, ent);
3000 }
3001
3002 /*
3003 =========
3004 VM_loadfromfile
3005
3006 loadfromfile(string file)
3007 =========
3008 */
3009 void VM_loadfromfile(void)
3010 {
3011         const char *filename;
3012         char *data;
3013
3014         VM_SAFEPARMCOUNT(1,VM_loadfromfile);
3015
3016         filename = PRVM_G_STRING(OFS_PARM0);
3017         if (FS_CheckNastyPath(filename, false))
3018         {
3019                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3020                 VM_Warning("VM_loadfromfile: %s dangerous or non-portable filename \"%s\" not allowed. (contains : or \\ or begins with .. or /)\n", PRVM_NAME, filename);
3021                 return;
3022         }
3023
3024         // not conform with VM_fopen
3025         data = (char *)FS_LoadFile(filename, tempmempool, false, NULL);
3026         if (data == NULL)
3027                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3028
3029         PRVM_ED_LoadFromFile(data);
3030
3031         if(data)
3032                 Mem_Free(data);
3033 }
3034
3035
3036 /*
3037 =========
3038 VM_modulo
3039
3040 float   mod(float val, float m)
3041 =========
3042 */
3043 void VM_modulo(void)
3044 {
3045         int val, m;
3046         VM_SAFEPARMCOUNT(2,VM_module);
3047
3048         val = (int) PRVM_G_FLOAT(OFS_PARM0);
3049         m       = (int) PRVM_G_FLOAT(OFS_PARM1);
3050
3051         PRVM_G_FLOAT(OFS_RETURN) = (float) (val % m);
3052 }
3053
3054 void VM_Search_Init(void)
3055 {
3056         int i;
3057         for (i = 0;i < PRVM_MAX_OPENSEARCHES;i++)
3058                 prog->opensearches[i] = NULL;
3059 }
3060
3061 void VM_Search_Reset(void)
3062 {
3063         int i;
3064         // reset the fssearch list
3065         for(i = 0; i < PRVM_MAX_OPENSEARCHES; i++)
3066         {
3067                 if(prog->opensearches[i])
3068                         FS_FreeSearch(prog->opensearches[i]);
3069                 prog->opensearches[i] = NULL;
3070         }
3071 }
3072
3073 /*
3074 =========
3075 VM_search_begin
3076
3077 float search_begin(string pattern, float caseinsensitive, float quiet)
3078 =========
3079 */
3080 void VM_search_begin(void)
3081 {
3082         int handle;
3083         const char *pattern;
3084         int caseinsens, quiet;
3085
3086         VM_SAFEPARMCOUNT(3, VM_search_begin);
3087
3088         pattern = PRVM_G_STRING(OFS_PARM0);
3089
3090         VM_CheckEmptyString(pattern);
3091
3092         caseinsens = (int)PRVM_G_FLOAT(OFS_PARM1);
3093         quiet = (int)PRVM_G_FLOAT(OFS_PARM2);
3094
3095         for(handle = 0; handle < PRVM_MAX_OPENSEARCHES; handle++)
3096                 if(!prog->opensearches[handle])
3097                         break;
3098
3099         if(handle >= PRVM_MAX_OPENSEARCHES)
3100         {
3101                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3102                 VM_Warning("VM_search_begin: %s ran out of search handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENSEARCHES);
3103                 return;
3104         }
3105
3106         if(!(prog->opensearches[handle] = FS_Search(pattern,caseinsens, quiet)))
3107                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3108         else
3109         {
3110                 prog->opensearches_origin[handle] = PRVM_AllocationOrigin();
3111                 PRVM_G_FLOAT(OFS_RETURN) = handle;
3112         }
3113 }
3114
3115 /*
3116 =========
3117 VM_search_end
3118
3119 void    search_end(float handle)
3120 =========
3121 */
3122 void VM_search_end(void)
3123 {
3124         int handle;
3125         VM_SAFEPARMCOUNT(1, VM_search_end);
3126
3127         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3128
3129         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3130         {
3131                 VM_Warning("VM_search_end: invalid handle %i used in %s\n", handle, PRVM_NAME);
3132                 return;
3133         }
3134         if(prog->opensearches[handle] == NULL)
3135         {
3136                 VM_Warning("VM_search_end: no such handle %i in %s\n", handle, PRVM_NAME);
3137                 return;
3138         }
3139
3140         FS_FreeSearch(prog->opensearches[handle]);
3141         prog->opensearches[handle] = NULL;
3142         if(prog->opensearches_origin[handle])
3143                 PRVM_Free((char *)prog->opensearches_origin[handle]);
3144 }
3145
3146 /*
3147 =========
3148 VM_search_getsize
3149
3150 float   search_getsize(float handle)
3151 =========
3152 */
3153 void VM_search_getsize(void)
3154 {
3155         int handle;
3156         VM_SAFEPARMCOUNT(1, VM_M_search_getsize);
3157
3158         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3159
3160         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3161         {
3162                 VM_Warning("VM_search_getsize: invalid handle %i used in %s\n", handle, PRVM_NAME);
3163                 return;
3164         }
3165         if(prog->opensearches[handle] == NULL)
3166         {
3167                 VM_Warning("VM_search_getsize: no such handle %i in %s\n", handle, PRVM_NAME);
3168                 return;
3169         }
3170
3171         PRVM_G_FLOAT(OFS_RETURN) = prog->opensearches[handle]->numfilenames;
3172 }
3173
3174 /*
3175 =========
3176 VM_search_getfilename
3177
3178 string  search_getfilename(float handle, float num)
3179 =========
3180 */
3181 void VM_search_getfilename(void)
3182 {
3183         int handle, filenum;
3184         VM_SAFEPARMCOUNT(2, VM_search_getfilename);
3185
3186         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3187         filenum = (int)PRVM_G_FLOAT(OFS_PARM1);
3188
3189         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3190         {
3191                 VM_Warning("VM_search_getfilename: invalid handle %i used in %s\n", handle, PRVM_NAME);
3192                 return;
3193         }
3194         if(prog->opensearches[handle] == NULL)
3195         {
3196                 VM_Warning("VM_search_getfilename: no such handle %i in %s\n", handle, PRVM_NAME);
3197                 return;
3198         }
3199         if(filenum < 0 || filenum >= prog->opensearches[handle]->numfilenames)
3200         {
3201                 VM_Warning("VM_search_getfilename: invalid filenum %i in %s\n", filenum, PRVM_NAME);
3202                 return;
3203         }
3204
3205         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog->opensearches[handle]->filenames[filenum]);
3206 }
3207
3208 /*
3209 =========
3210 VM_chr
3211
3212 string  chr(float ascii)
3213 =========
3214 */
3215 void VM_chr(void)
3216 {
3217         /*
3218         char tmp[2];
3219         VM_SAFEPARMCOUNT(1, VM_chr);
3220
3221         tmp[0] = (unsigned char) PRVM_G_FLOAT(OFS_PARM0);
3222         tmp[1] = 0;
3223
3224         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3225         */
3226         
3227         char tmp[8];
3228         int len;
3229         VM_SAFEPARMCOUNT(1, VM_chr);
3230
3231         len = u8_fromchar((Uchar)PRVM_G_FLOAT(OFS_PARM0), tmp, sizeof(tmp));
3232         tmp[len] = 0;
3233         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3234 }
3235
3236 //=============================================================================
3237 // Draw builtins (client & menu)
3238
3239 /*
3240 =========
3241 VM_iscachedpic
3242
3243 float   iscachedpic(string pic)
3244 =========
3245 */
3246 void VM_iscachedpic(void)
3247 {
3248         VM_SAFEPARMCOUNT(1,VM_iscachedpic);
3249
3250         // drawq hasnt such a function, thus always return true
3251         PRVM_G_FLOAT(OFS_RETURN) = false;
3252 }
3253
3254 /*
3255 =========
3256 VM_precache_pic
3257
3258 string  precache_pic(string pic)
3259 =========
3260 */
3261 void VM_precache_pic(void)
3262 {
3263         const char      *s;
3264
3265         VM_SAFEPARMCOUNT(1, VM_precache_pic);
3266
3267         s = PRVM_G_STRING(OFS_PARM0);
3268         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
3269         VM_CheckEmptyString (s);
3270
3271         // AK Draw_CachePic is supposed to always return a valid pointer
3272         if( Draw_CachePic_Flags(s, 0)->tex == r_texture_notexture )
3273                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
3274 }
3275
3276 /*
3277 =========
3278 VM_freepic
3279
3280 freepic(string s)
3281 =========
3282 */
3283 void VM_freepic(void)
3284 {
3285         const char *s;
3286
3287         VM_SAFEPARMCOUNT(1,VM_freepic);
3288
3289         s = PRVM_G_STRING(OFS_PARM0);
3290         VM_CheckEmptyString (s);
3291
3292         Draw_FreePic(s);
3293 }
3294
3295 void getdrawfontscale(float *sx, float *sy)
3296 {
3297         vec3_t v;
3298         *sx = *sy = 1;
3299         if(prog->globaloffsets.drawfontscale >= 0)
3300         {
3301                 VectorCopy(PRVM_G_VECTOR(prog->globaloffsets.drawfontscale), v);
3302                 if(VectorLength2(v) > 0)
3303                 {
3304                         *sx = v[0];
3305                         *sy = v[1];
3306                 }
3307         }
3308 }
3309
3310 dp_font_t *getdrawfont(void)
3311 {
3312         if(prog->globaloffsets.drawfont >= 0)
3313         {
3314                 int f = (int) PRVM_G_FLOAT(prog->globaloffsets.drawfont);
3315                 if(f < 0 || f >= dp_fonts.maxsize)
3316                         return FONT_DEFAULT;
3317                 return &dp_fonts.f[f];
3318         }
3319         else
3320                 return FONT_DEFAULT;
3321 }
3322
3323 /*
3324 =========
3325 VM_drawcharacter
3326
3327 float   drawcharacter(vector position, float character, vector scale, vector rgb, float alpha, float flag)
3328 =========
3329 */
3330 void VM_drawcharacter(void)
3331 {
3332         float *pos,*scale,*rgb;
3333         char   character;
3334         int flag;
3335         float sx, sy;
3336         VM_SAFEPARMCOUNT(6,VM_drawcharacter);
3337
3338         character = (char) PRVM_G_FLOAT(OFS_PARM1);
3339         if(character == 0)
3340         {
3341                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3342                 VM_Warning("VM_drawcharacter: %s passed null character !\n",PRVM_NAME);
3343                 return;
3344         }
3345
3346         pos = PRVM_G_VECTOR(OFS_PARM0);
3347         scale = PRVM_G_VECTOR(OFS_PARM2);
3348         rgb = PRVM_G_VECTOR(OFS_PARM3);
3349         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3350
3351         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3352         {
3353                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3354                 VM_Warning("VM_drawcharacter: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3355                 return;
3356         }
3357
3358         if(pos[2] || scale[2])
3359                 Con_Printf("VM_drawcharacter: z value%c from %s discarded\n",(pos[2] && scale[2]) ? 's' : 0,((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3360
3361         if(!scale[0] || !scale[1])
3362         {
3363                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3364                 VM_Warning("VM_drawcharacter: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3365                 return;
3366         }
3367
3368         getdrawfontscale(&sx, &sy);
3369         DrawQ_String_Scale(pos[0], pos[1], &character, 1, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3370         PRVM_G_FLOAT(OFS_RETURN) = 1;
3371 }
3372
3373 /*
3374 =========
3375 VM_drawstring
3376
3377 float   drawstring(vector position, string text, vector scale, vector rgb, float alpha, float flag)
3378 =========
3379 */
3380 void VM_drawstring(void)
3381 {
3382         float *pos,*scale,*rgb;
3383         const char  *string;
3384         int flag;
3385         float sx, sy;
3386         VM_SAFEPARMCOUNT(6,VM_drawstring);
3387
3388         string = PRVM_G_STRING(OFS_PARM1);
3389         pos = PRVM_G_VECTOR(OFS_PARM0);
3390         scale = PRVM_G_VECTOR(OFS_PARM2);
3391         rgb = PRVM_G_VECTOR(OFS_PARM3);
3392         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3393
3394         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3395         {
3396                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3397                 VM_Warning("VM_drawstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3398                 return;
3399         }
3400
3401         if(!scale[0] || !scale[1])
3402         {
3403                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3404                 VM_Warning("VM_drawstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3405                 return;
3406         }
3407
3408         if(pos[2] || scale[2])
3409                 Con_Printf("VM_drawstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3410
3411         getdrawfontscale(&sx, &sy);
3412         DrawQ_String_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3413         //Font_DrawString(pos[0], pos[1], string, 0, scale[0], scale[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true);
3414         PRVM_G_FLOAT(OFS_RETURN) = 1;
3415 }
3416
3417 /*
3418 =========
3419 VM_drawcolorcodedstring
3420
3421 float   drawcolorcodedstring(vector position, string text, vector scale, float alpha, float flag)
3422 /
3423 float   drawcolorcodedstring(vector position, string text, vector scale, vector rgb, float alpha, float flag)
3424 =========
3425 */
3426 void VM_drawcolorcodedstring(void)
3427 {
3428         float *pos, *scale;
3429         const char  *string;
3430         int flag;
3431         vec3_t rgb;
3432         float sx, sy, alpha;
3433
3434         VM_SAFEPARMCOUNTRANGE(5,6,VM_drawcolorcodedstring);
3435
3436         if (prog->argc == 6) // full 6 parms, like normal drawstring
3437         {
3438                 pos = PRVM_G_VECTOR(OFS_PARM0);
3439                 string = PRVM_G_STRING(OFS_PARM1);
3440                 scale = PRVM_G_VECTOR(OFS_PARM2);
3441                 VectorCopy(PRVM_G_VECTOR(OFS_PARM3), rgb); 
3442                 alpha = PRVM_G_FLOAT(OFS_PARM4);
3443                 flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3444         }
3445         else
3446         {
3447                 pos = PRVM_G_VECTOR(OFS_PARM0);
3448                 string = PRVM_G_STRING(OFS_PARM1);
3449                 scale = PRVM_G_VECTOR(OFS_PARM2);
3450                 rgb[0] = 1.0;
3451                 rgb[1] = 1.0;
3452                 rgb[2] = 1.0;
3453                 alpha = PRVM_G_FLOAT(OFS_PARM3);
3454                 flag = (int)PRVM_G_FLOAT(OFS_PARM4);
3455         }
3456
3457         if(flag < DRAWFLAG_NORMAL || flag >= DRAWFLAG_NUMFLAGS)
3458         {
3459                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3460                 VM_Warning("VM_drawcolorcodedstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3461                 return;
3462         }
3463
3464         if(!scale[0] || !scale[1])
3465         {
3466                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3467                 VM_Warning("VM_drawcolorcodedstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3468                 return;
3469         }
3470
3471         if(pos[2] || scale[2])
3472                 Con_Printf("VM_drawcolorcodedstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3473
3474         getdrawfontscale(&sx, &sy);
3475         DrawQ_String_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], alpha, flag, NULL, false, getdrawfont());
3476         if (prog->argc == 6) // also return vector of last color
3477                 VectorCopy(DrawQ_Color, PRVM_G_VECTOR(OFS_RETURN));
3478         else
3479                 PRVM_G_FLOAT(OFS_RETURN) = 1;
3480 }
3481 /*
3482 =========
3483 VM_stringwidth
3484
3485 float   stringwidth(string text, float allowColorCodes, float size)
3486 =========
3487 */
3488 void VM_stringwidth(void)
3489 {
3490         const char  *string;
3491         float *szv;
3492         float mult; // sz is intended font size so we can later add freetype support, mult is font size multiplier in pixels per character cell
3493         int colors;
3494         float sx, sy;
3495         size_t maxlen = 0;
3496         VM_SAFEPARMCOUNTRANGE(2,3,VM_drawstring);
3497
3498         getdrawfontscale(&sx, &sy);
3499         if(prog->argc == 3)
3500         {
3501                 szv = PRVM_G_VECTOR(OFS_PARM2);
3502                 mult = 1;
3503         }
3504         else
3505         {
3506                 // we want the width for 8x8 font size, divided by 8
3507                 static float defsize[] = {8, 8};
3508                 szv = defsize;
3509                 mult = 0.125;
3510                 // to make sure snapping is turned off, ALWAYS use a nontrivial scale in this case
3511                 if(sx >= 0.9 && sx <= 1.1)
3512                 {
3513                         mult *= 2;
3514                         sx /= 2;
3515                         sy /= 2;
3516                 }
3517         }
3518
3519         string = PRVM_G_STRING(OFS_PARM0);
3520         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3521
3522         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_UntilWidth_TrackColors_Scale(string, &maxlen, szv[0], szv[1], sx, sy, NULL, !colors, getdrawfont(), 1000000000) * mult;
3523 /*
3524         if(prog->argc == 3)
3525         {
3526                 mult = sz = PRVM_G_FLOAT(OFS_PARM2);
3527         }
3528         else
3529         {
3530                 sz = 8;
3531                 mult = 1;
3532         }
3533
3534         string = PRVM_G_STRING(OFS_PARM0);
3535         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3536
3537         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth(string, 0, !colors, getdrawfont()) * mult; // 1x1 characters, don't actually draw
3538 */
3539 }
3540
3541 /*
3542 =========
3543 VM_findfont
3544
3545 float findfont(string s)
3546 =========
3547 */
3548
3549 float getdrawfontnum(const char *fontname)
3550 {
3551         int i;
3552
3553         for(i = 0; i < dp_fonts.maxsize; ++i)
3554                 if(!strcmp(dp_fonts.f[i].title, fontname))
3555                         return i;
3556         return -1;
3557 }
3558
3559 void VM_findfont(void)
3560 {
3561         VM_SAFEPARMCOUNT(1,VM_findfont);
3562         PRVM_G_FLOAT(OFS_RETURN) = getdrawfontnum(PRVM_G_STRING(OFS_PARM0));
3563 }
3564
3565 /*
3566 =========
3567 VM_loadfont
3568
3569 float loadfont(string fontname, string fontmaps, string sizes, float slot)
3570 =========
3571 */
3572
3573 dp_font_t *FindFont(const char *title, qboolean allocate_new);
3574 void LoadFont(qboolean override, const char *name, dp_font_t *fnt, float scale, float voffset);
3575 void VM_loadfont(void)
3576 {
3577         const char *fontname, *filelist, *sizes, *c, *cm;
3578         char mainfont[MAX_QPATH];
3579         int i, numsizes;
3580         float sz, scale, voffset;
3581         dp_font_t *f;
3582
3583         VM_SAFEPARMCOUNTRANGE(3,6,VM_loadfont);
3584
3585         fontname = PRVM_G_STRING(OFS_PARM0);
3586         if (!fontname[0])
3587                 fontname = "default";
3588
3589         filelist = PRVM_G_STRING(OFS_PARM1);
3590         if (!filelist[0])
3591                 filelist = "gfx/conchars";
3592
3593         sizes = PRVM_G_STRING(OFS_PARM2);
3594         if (!sizes[0])
3595                 sizes = "10";
3596
3597         // find a font
3598         f = NULL;
3599         if (prog->argc >= 4)
3600         {
3601                 i = PRVM_G_FLOAT(OFS_PARM3);
3602                 if (i >= 0 && i < dp_fonts.maxsize)
3603                 {
3604                         f = &dp_fonts.f[i];
3605                         strlcpy(f->title, fontname, sizeof(f->title)); // replace name
3606                 }
3607         }
3608         if (!f)
3609                 f = FindFont(fontname, true);
3610         if (!f)
3611         {
3612                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3613                 return; // something go wrong
3614         }
3615
3616         memset(f->fallbacks, 0, sizeof(f->fallbacks));
3617         memset(f->fallback_faces, 0, sizeof(f->fallback_faces));
3618
3619         // first font is handled "normally"
3620         c = strchr(filelist, ':');
3621         cm = strchr(filelist, ',');
3622         if(c && (!cm || c < cm))
3623                 f->req_face = atoi(c+1);
3624         else
3625         {
3626                 f->req_face = 0;
3627                 c = cm;
3628         }
3629         if(!c || (c - filelist) > MAX_QPATH)
3630                 strlcpy(mainfont, filelist, sizeof(mainfont));
3631         else
3632         {
3633                 memcpy(mainfont, filelist, c - filelist);
3634                 mainfont[c - filelist] = 0;
3635         }
3636
3637         // handle fallbacks
3638         for(i = 0; i < MAX_FONT_FALLBACKS; ++i)
3639         {
3640                 c = strchr(filelist, ',');
3641                 if(!c)
3642                         break;
3643                 filelist = c + 1;
3644                 if(!*filelist)
3645                         break;
3646                 c = strchr(filelist, ':');
3647                 cm = strchr(filelist, ',');
3648                 if(c && (!cm || c < cm))
3649                         f->fallback_faces[i] = atoi(c+1);
3650                 else
3651                 {
3652                         f->fallback_faces[i] = 0; // f->req_face; could make it stick to the default-font's face index
3653                         c = cm;
3654                 }
3655                 if(!c || (c-filelist) > MAX_QPATH)
3656                 {
3657                         strlcpy(f->fallbacks[i], filelist, sizeof(mainfont));
3658                 }
3659                 else
3660                 {
3661                         memcpy(f->fallbacks[i], filelist, c - filelist);
3662                         f->fallbacks[i][c - filelist] = 0;
3663                 }
3664         }
3665
3666         // handle sizes
3667         for(i = 0; i < MAX_FONT_SIZES; ++i)
3668                 f->req_sizes[i] = -1;
3669         for (numsizes = 0,c = sizes;;)
3670         {
3671                 if (!COM_ParseToken_VM_Tokenize(&c, 0))
3672                         break;
3673                 sz = atof(com_token);
3674                 // detect crap size
3675                 if (sz < 0.001f || sz > 1000.0f)
3676                 {
3677                         VM_Warning("VM_loadfont: crap size %s", com_token);
3678                         continue;
3679                 }
3680                 // check overflow
3681                 if (numsizes == MAX_FONT_SIZES)
3682                 {
3683                         VM_Warning("VM_loadfont: MAX_FONT_SIZES = %i exceeded", MAX_FONT_SIZES);
3684                         break;
3685                 }
3686                 f->req_sizes[numsizes] = sz;
3687                 numsizes++;
3688         }
3689
3690         // additional scale/hoffset parms
3691         scale = 1;
3692         voffset = 0;
3693         if (prog->argc >= 5)
3694         {
3695                 scale = PRVM_G_FLOAT(OFS_PARM4);
3696                 if (scale <= 0)
3697                         scale = 1;
3698         }
3699         if (prog->argc >= 6)
3700                 voffset = PRVM_G_FLOAT(OFS_PARM5);
3701
3702         // load
3703         LoadFont(true, mainfont, f, scale, voffset);
3704
3705         // return index of loaded font
3706         PRVM_G_FLOAT(OFS_RETURN) = (f - dp_fonts.f);
3707 }
3708
3709 /*
3710 =========
3711 VM_drawpic
3712
3713 float   drawpic(vector position, string pic, vector size, vector rgb, float alpha, float flag)
3714 =========
3715 */
3716 void VM_drawpic(void)
3717 {
3718         const char *picname;
3719         float *size, *pos, *rgb;
3720         int flag;
3721
3722         VM_SAFEPARMCOUNT(6,VM_drawpic);
3723
3724         picname = PRVM_G_STRING(OFS_PARM1);
3725         VM_CheckEmptyString (picname);
3726
3727         // is pic cached ? no function yet for that
3728         if(!1)
3729         {
3730                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3731                 VM_Warning("VM_drawpic: %s: %s not cached !\n", PRVM_NAME, picname);
3732                 return;
3733         }
3734
3735         pos = PRVM_G_VECTOR(OFS_PARM0);
3736         size = PRVM_G_VECTOR(OFS_PARM2);
3737         rgb = PRVM_G_VECTOR(OFS_PARM3);
3738         flag = (int) PRVM_G_FLOAT(OFS_PARM5);
3739
3740         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3741         {
3742                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3743                 VM_Warning("VM_drawpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3744                 return;
3745         }
3746
3747         if(pos[2] || size[2])
3748                 Con_Printf("VM_drawpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3749
3750         DrawQ_Pic(pos[0], pos[1], Draw_CachePic_Flags (picname, CACHEPICFLAG_NOTPERSISTENT), size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag);
3751         PRVM_G_FLOAT(OFS_RETURN) = 1;
3752 }
3753 /*
3754 =========
3755 VM_drawrotpic
3756
3757 float   drawrotpic(vector position, string pic, vector size, vector org, float angle, vector rgb, float alpha, float flag)
3758 =========
3759 */
3760 void VM_drawrotpic(void)
3761 {
3762         const char *picname;
3763         float *size, *pos, *org, *rgb;
3764         int flag;
3765
3766         VM_SAFEPARMCOUNT(8,VM_drawrotpic);
3767
3768         picname = PRVM_G_STRING(OFS_PARM1);
3769         VM_CheckEmptyString (picname);
3770
3771         // is pic cached ? no function yet for that
3772         if(!1)
3773         {
3774                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3775                 VM_Warning("VM_drawrotpic: %s: %s not cached !\n", PRVM_NAME, picname);
3776                 return;
3777         }
3778
3779         pos = PRVM_G_VECTOR(OFS_PARM0);
3780         size = PRVM_G_VECTOR(OFS_PARM2);
3781         org = PRVM_G_VECTOR(OFS_PARM3);
3782         rgb = PRVM_G_VECTOR(OFS_PARM5);
3783         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3784
3785         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3786         {
3787                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3788                 VM_Warning("VM_drawrotpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3789                 return;
3790         }
3791
3792         if(pos[2] || size[2] || org[2])
3793                 Con_Printf("VM_drawrotpic: z value from pos/size/org discarded\n");
3794
3795         DrawQ_RotPic(pos[0], pos[1], Draw_CachePic_Flags(picname, CACHEPICFLAG_NOTPERSISTENT), size[0], size[1], org[0], org[1], PRVM_G_FLOAT(OFS_PARM4), rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM6), flag);
3796         PRVM_G_FLOAT(OFS_RETURN) = 1;
3797 }
3798 /*
3799 =========
3800 VM_drawsubpic
3801
3802 float   drawsubpic(vector position, vector size, string pic, vector srcPos, vector srcSize, vector rgb, float alpha, float flag)
3803
3804 =========
3805 */
3806 void VM_drawsubpic(void)
3807 {
3808         const char *picname;
3809         float *size, *pos, *rgb, *srcPos, *srcSize, alpha;
3810         int flag;
3811
3812         VM_SAFEPARMCOUNT(8,VM_drawsubpic);
3813
3814         picname = PRVM_G_STRING(OFS_PARM2);
3815         VM_CheckEmptyString (picname);
3816
3817         // is pic cached ? no function yet for that
3818         if(!1)
3819         {
3820                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3821                 VM_Warning("VM_drawsubpic: %s: %s not cached !\n", PRVM_NAME, picname);
3822                 return;
3823         }
3824
3825         pos = PRVM_G_VECTOR(OFS_PARM0);
3826         size = PRVM_G_VECTOR(OFS_PARM1);
3827         srcPos = PRVM_G_VECTOR(OFS_PARM3);
3828         srcSize = PRVM_G_VECTOR(OFS_PARM4);
3829         rgb = PRVM_G_VECTOR(OFS_PARM5);
3830         alpha = PRVM_G_FLOAT(OFS_PARM6);
3831         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3832
3833         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3834         {
3835                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3836                 VM_Warning("VM_drawsubpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3837                 return;
3838         }
3839
3840         if(pos[2] || size[2])
3841                 Con_Printf("VM_drawsubpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3842
3843         DrawQ_SuperPic(pos[0], pos[1], Draw_CachePic_Flags (picname, CACHEPICFLAG_NOTPERSISTENT),
3844                 size[0], size[1],
3845                 srcPos[0],              srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3846                 srcPos[0] + srcSize[0], srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3847                 srcPos[0],              srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3848                 srcPos[0] + srcSize[0], srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3849                 flag);
3850         PRVM_G_FLOAT(OFS_RETURN) = 1;
3851 }
3852
3853 /*
3854 =========
3855 VM_drawfill
3856
3857 float drawfill(vector position, vector size, vector rgb, float alpha, float flag)
3858 =========
3859 */
3860 void VM_drawfill(void)
3861 {
3862         float *size, *pos, *rgb;
3863         int flag;
3864
3865         VM_SAFEPARMCOUNT(5,VM_drawfill);
3866
3867
3868         pos = PRVM_G_VECTOR(OFS_PARM0);
3869         size = PRVM_G_VECTOR(OFS_PARM1);
3870         rgb = PRVM_G_VECTOR(OFS_PARM2);
3871         flag = (int) PRVM_G_FLOAT(OFS_PARM4);
3872
3873         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3874         {
3875                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3876                 VM_Warning("VM_drawfill: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3877                 return;
3878         }
3879
3880         if(pos[2] || size[2])
3881                 Con_Printf("VM_drawfill: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3882
3883         DrawQ_Fill(pos[0], pos[1], size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM3), flag);
3884         PRVM_G_FLOAT(OFS_RETURN) = 1;
3885 }
3886
3887 /*
3888 =========
3889 VM_drawsetcliparea
3890
3891 drawsetcliparea(float x, float y, float width, float height)
3892 =========
3893 */
3894 void VM_drawsetcliparea(void)
3895 {
3896         float x,y,w,h;
3897         VM_SAFEPARMCOUNT(4,VM_drawsetcliparea);
3898
3899         x = bound(0, PRVM_G_FLOAT(OFS_PARM0), vid_conwidth.integer);
3900         y = bound(0, PRVM_G_FLOAT(OFS_PARM1), vid_conheight.integer);
3901         w = bound(0, PRVM_G_FLOAT(OFS_PARM2) + PRVM_G_FLOAT(OFS_PARM0) - x, (vid_conwidth.integer  - x));
3902         h = bound(0, PRVM_G_FLOAT(OFS_PARM3) + PRVM_G_FLOAT(OFS_PARM1) - y, (vid_conheight.integer - y));
3903
3904         DrawQ_SetClipArea(x, y, w, h);
3905 }
3906
3907 /*
3908 =========
3909 VM_drawresetcliparea
3910
3911 drawresetcliparea()
3912 =========
3913 */
3914 void VM_drawresetcliparea(void)
3915 {
3916         VM_SAFEPARMCOUNT(0,VM_drawresetcliparea);
3917
3918         DrawQ_ResetClipArea();
3919 }
3920
3921 /*
3922 =========
3923 VM_getimagesize
3924
3925 vector  getimagesize(string pic)
3926 =========
3927 */
3928 void VM_getimagesize(void)
3929 {
3930         const char *p;
3931         cachepic_t *pic;
3932
3933         VM_SAFEPARMCOUNT(1,VM_getimagesize);
3934
3935         p = PRVM_G_STRING(OFS_PARM0);
3936         VM_CheckEmptyString (p);
3937
3938         pic = Draw_CachePic_Flags (p, CACHEPICFLAG_NOTPERSISTENT);
3939
3940         PRVM_G_VECTOR(OFS_RETURN)[0] = pic->width;
3941         PRVM_G_VECTOR(OFS_RETURN)[1] = pic->height;
3942         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
3943 }
3944
3945 /*
3946 =========
3947 VM_keynumtostring
3948
3949 string keynumtostring(float keynum)
3950 =========
3951 */
3952 void VM_keynumtostring (void)
3953 {
3954         VM_SAFEPARMCOUNT(1, VM_keynumtostring);
3955
3956         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_KeynumToString((int)PRVM_G_FLOAT(OFS_PARM0)));
3957 }
3958
3959 /*
3960 =========
3961 VM_findkeysforcommand
3962
3963 string  findkeysforcommand(string command, float bindmap)
3964
3965 the returned string is an altstring
3966 =========
3967 */
3968 #define FKFC_NUMKEYS 5
3969 void M_FindKeysForCommand(const char *command, int *keys);
3970 void VM_findkeysforcommand(void)
3971 {
3972         const char *cmd;
3973         char ret[VM_STRINGTEMP_LENGTH];
3974         int keys[FKFC_NUMKEYS];
3975         int i;
3976         int bindmap;
3977
3978         VM_SAFEPARMCOUNTRANGE(1, 2, VM_findkeysforcommand);
3979
3980         cmd = PRVM_G_STRING(OFS_PARM0);
3981         if(prog->argc == 2)
3982                 bindmap = bound(-1, PRVM_G_FLOAT(OFS_PARM1), MAX_BINDMAPS-1);
3983         else
3984                 bindmap = 0; // consistent to "bind"
3985
3986         VM_CheckEmptyString(cmd);
3987
3988         Key_FindKeysForCommand(cmd, keys, FKFC_NUMKEYS, bindmap);
3989
3990         ret[0] = 0;
3991         for(i = 0; i < FKFC_NUMKEYS; i++)
3992                 strlcat(ret, va(" \'%i\'", keys[i]), sizeof(ret));
3993
3994         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(ret);
3995 }
3996
3997 /*
3998 =========
3999 VM_stringtokeynum
4000
4001 float stringtokeynum(string key)
4002 =========
4003 */
4004 void VM_stringtokeynum (void)
4005 {
4006         VM_SAFEPARMCOUNT( 1, VM_keynumtostring );
4007
4008         PRVM_G_FLOAT(OFS_RETURN) = Key_StringToKeynum(PRVM_G_STRING(OFS_PARM0));
4009 }
4010
4011 /*
4012 =========
4013 VM_getkeybind
4014
4015 string getkeybind(float key, float bindmap)
4016 =========
4017 */
4018 void VM_getkeybind (void)
4019 {
4020         int bindmap;
4021         VM_SAFEPARMCOUNTRANGE(1, 2, VM_CL_getkeybind);
4022         if(prog->argc == 2)
4023                 bindmap = bound(-1, PRVM_G_FLOAT(OFS_PARM1), MAX_BINDMAPS-1);
4024         else
4025                 bindmap = 0; // consistent to "bind"
4026
4027         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_GetBind((int)PRVM_G_FLOAT(OFS_PARM0), bindmap));
4028 }
4029
4030 /*
4031 =========
4032 VM_setkeybind
4033
4034 float setkeybind(float key, string cmd, float bindmap)
4035 =========
4036 */
4037 void VM_setkeybind (void)
4038 {
4039         int bindmap;
4040         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_setkeybind);
4041         if(prog->argc == 3)
4042                 bindmap = bound(-1, PRVM_G_FLOAT(OFS_PARM2), MAX_BINDMAPS-1);
4043         else
4044                 bindmap = 0; // consistent to "bind"
4045
4046         PRVM_G_FLOAT(OFS_RETURN) = 0;
4047         if(Key_SetBinding((int)PRVM_G_FLOAT(OFS_PARM0), bindmap, PRVM_G_STRING(OFS_PARM1)))
4048                 PRVM_G_FLOAT(OFS_RETURN) = 1;
4049 }
4050
4051 /*
4052 =========
4053 VM_getbindmap
4054
4055 vector getbindmaps()
4056 =========
4057 */
4058 void VM_getbindmaps (void)
4059 {
4060         int fg, bg;
4061         VM_SAFEPARMCOUNT(0, VM_CL_getbindmap);
4062         Key_GetBindMap(&fg, &bg);
4063         PRVM_G_VECTOR(OFS_RETURN)[0] = fg;
4064         PRVM_G_VECTOR(OFS_RETURN)[1] = bg;
4065         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
4066 }
4067
4068 /*
4069 =========
4070 VM_setbindmap
4071
4072 float setbindmaps(vector bindmap)
4073 =========
4074 */
4075 void VM_setbindmaps (void)
4076 {
4077         VM_SAFEPARMCOUNT(1, VM_CL_setbindmap);
4078         PRVM_G_FLOAT(OFS_RETURN) = 0;
4079         if(PRVM_G_VECTOR(OFS_PARM0)[2] == 0)
4080                 if(Key_SetBindMap((int)PRVM_G_VECTOR(OFS_PARM0)[0], (int)PRVM_G_VECTOR(OFS_PARM0)[1]))
4081                         PRVM_G_FLOAT(OFS_RETURN) = 1;
4082 }
4083
4084 // CL_Video interface functions
4085
4086 /*
4087 ========================
4088 VM_cin_open
4089
4090 float cin_open(string file, string name)
4091 ========================
4092 */
4093 void VM_cin_open( void )
4094 {
4095         const char *file;
4096         const char *name;
4097
4098         VM_SAFEPARMCOUNT( 2, VM_cin_open );
4099
4100         file = PRVM_G_STRING( OFS_PARM0 );
4101         name = PRVM_G_STRING( OFS_PARM1 );
4102
4103         VM_CheckEmptyString( file );
4104     VM_CheckEmptyString( name );
4105
4106         if( CL_OpenVideo( file, name, MENUOWNER, "" ) )
4107                 PRVM_G_FLOAT( OFS_RETURN ) = 1;
4108         else
4109                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4110 }
4111
4112 /*
4113 ========================
4114 VM_cin_close
4115
4116 void cin_close(string name)
4117 ========================
4118 */
4119 void VM_cin_close( void )
4120 {
4121         const char *name;
4122
4123         VM_SAFEPARMCOUNT( 1, VM_cin_close );
4124
4125         name = PRVM_G_STRING( OFS_PARM0 );
4126         VM_CheckEmptyString( name );
4127
4128         CL_CloseVideo( CL_GetVideoByName( name ) );
4129 }
4130
4131 /*
4132 ========================
4133 VM_cin_setstate
4134 void cin_setstate(string name, float type)
4135 ========================
4136 */
4137 void VM_cin_setstate( void )
4138 {
4139         const char *name;
4140         clvideostate_t  state;
4141         clvideo_t               *video;
4142
4143         VM_SAFEPARMCOUNT( 2, VM_cin_netstate );
4144
4145         name = PRVM_G_STRING( OFS_PARM0 );
4146         VM_CheckEmptyString( name );
4147
4148         state = (clvideostate_t)((int)PRVM_G_FLOAT( OFS_PARM1 ));
4149
4150         video = CL_GetVideoByName( name );
4151         if( video && state > CLVIDEO_UNUSED && state < CLVIDEO_STATECOUNT )
4152                 CL_SetVideoState( video, state );
4153 }
4154
4155 /*
4156 ========================
4157 VM_cin_getstate
4158
4159 float cin_getstate(string name)
4160 ========================
4161 */
4162 void VM_cin_getstate( void )
4163 {
4164         const char *name;
4165         clvideo_t               *video;
4166
4167         VM_SAFEPARMCOUNT( 1, VM_cin_getstate );
4168
4169         name = PRVM_G_STRING( OFS_PARM0 );
4170         VM_CheckEmptyString( name );
4171
4172         video = CL_GetVideoByName( name );
4173         if( video )
4174                 PRVM_G_FLOAT( OFS_RETURN ) = (int)video->state;
4175         else
4176                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4177 }
4178
4179 /*
4180 ========================
4181 VM_cin_restart
4182
4183 void cin_restart(string name)
4184 ========================
4185 */
4186 void VM_cin_restart( void )
4187 {
4188         const char *name;
4189         clvideo_t               *video;
4190
4191         VM_SAFEPARMCOUNT( 1, VM_cin_restart );
4192
4193         name = PRVM_G_STRING( OFS_PARM0 );
4194         VM_CheckEmptyString( name );
4195
4196         video = CL_GetVideoByName( name );
4197         if( video )
4198                 CL_RestartVideo( video );
4199 }
4200
4201 /*
4202 ========================
4203 VM_Gecko_Init
4204 ========================
4205 */
4206 void VM_Gecko_Init( void ) {
4207         // the prog struct is memset to 0 by Initprog? [12/6/2007 Black]
4208         // FIXME: remove the other _Init functions then, too? [12/6/2007 Black]
4209 }
4210
4211 /*
4212 ========================
4213 VM_Gecko_Destroy
4214 ========================
4215 */
4216 void VM_Gecko_Destroy( void ) {
4217         int i;
4218         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
4219                 clgecko_t **instance = &prog->opengeckoinstances[ i ];
4220                 if( *instance ) {
4221                         CL_Gecko_DestroyBrowser( *instance );
4222                 }
4223                 *instance = NULL;
4224         }
4225 }
4226
4227 /*
4228 ========================
4229 VM_gecko_create
4230
4231 float[bool] gecko_create( string name )
4232 ========================
4233 */
4234 void VM_gecko_create( void ) {
4235         const char *name;
4236         int i;
4237         clgecko_t *instance;
4238         
4239         VM_SAFEPARMCOUNT( 1, VM_gecko_create );
4240
4241         name = PRVM_G_STRING( OFS_PARM0 );
4242         VM_CheckEmptyString( name );
4243
4244         // find an empty slot for this gecko browser..
4245         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
4246                 if( prog->opengeckoinstances[ i ] == NULL ) {
4247                         break;
4248                 }
4249         }
4250         if( i == PRVM_MAX_GECKOINSTANCES ) {
4251                         VM_Warning("VM_gecko_create: %s ran out of gecko handles (%i)\n", PRVM_NAME, PRVM_MAX_GECKOINSTANCES);
4252                         PRVM_G_FLOAT( OFS_RETURN ) = 0;
4253                         return;
4254         }
4255
4256         instance = prog->opengeckoinstances[ i ] = CL_Gecko_CreateBrowser( name, PRVM_GetProgNr() );
4257    if( !instance ) {
4258                 // TODO: error handling [12/3/2007 Black]
4259                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4260                 return;
4261         }
4262         PRVM_G_FLOAT( OFS_RETURN ) = 1;
4263 }
4264
4265 /*
4266 ========================
4267 VM_gecko_destroy
4268
4269 void gecko_destroy( string name )
4270 ========================
4271 */
4272 void VM_gecko_destroy( void ) {
4273         const char *name;
4274         clgecko_t *instance;
4275
4276         VM_SAFEPARMCOUNT( 1, VM_gecko_destroy );
4277
4278         name = PRVM_G_STRING( OFS_PARM0 );
4279         VM_CheckEmptyString( name );
4280         instance = CL_Gecko_FindBrowser( name );
4281         if( !instance ) {
4282                 return;
4283         }
4284         CL_Gecko_DestroyBrowser( instance );
4285 }
4286
4287 /*
4288 ========================
4289 VM_gecko_navigate
4290
4291 void gecko_navigate( string name, string URI )
4292 ========================
4293 */
4294 void VM_gecko_navigate( void ) {
4295         const char *name;
4296         const char *URI;
4297         clgecko_t *instance;
4298
4299         VM_SAFEPARMCOUNT( 2, VM_gecko_navigate );
4300
4301         name = PRVM_G_STRING( OFS_PARM0 );
4302         URI = PRVM_G_STRING( OFS_PARM1 );
4303         VM_CheckEmptyString( name );
4304         VM_CheckEmptyString( URI );
4305
4306    instance = CL_Gecko_FindBrowser( name );
4307         if( !instance ) {
4308                 return;
4309         }
4310         CL_Gecko_NavigateToURI( instance, URI );
4311 }
4312
4313 /*
4314 ========================
4315 VM_gecko_keyevent
4316
4317 float[bool] gecko_keyevent( string name, float key, float eventtype ) 
4318 ========================
4319 */
4320 void VM_gecko_keyevent( void ) {
4321         const char *name;
4322         unsigned int key;
4323         clgecko_buttoneventtype_t eventtype;
4324         clgecko_t *instance;
4325
4326         VM_SAFEPARMCOUNT( 3, VM_gecko_keyevent );
4327
4328         name = PRVM_G_STRING( OFS_PARM0 );
4329         VM_CheckEmptyString( name );
4330         key = (unsigned int) PRVM_G_FLOAT( OFS_PARM1 );
4331         switch( (unsigned int) PRVM_G_FLOAT( OFS_PARM2 ) ) {
4332         case 0:
4333                 eventtype = CLG_BET_DOWN;
4334                 break;
4335         case 1:
4336                 eventtype = CLG_BET_UP;
4337                 break;
4338         case 2:
4339                 eventtype = CLG_BET_PRESS;
4340                 break;
4341         case 3:
4342                 eventtype = CLG_BET_DOUBLECLICK;
4343                 break;
4344         default:
4345                 // TODO: console printf? [12/3/2007 Black]
4346                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4347                 return;
4348         }
4349
4350         instance = CL_Gecko_FindBrowser( name );
4351         if( !instance ) {
4352                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4353                 return;
4354         }
4355
4356         PRVM_G_FLOAT( OFS_RETURN ) = (CL_Gecko_Event_Key( instance, (keynum_t) key, eventtype ) == true);
4357 }
4358
4359 /*
4360 ========================
4361 VM_gecko_movemouse
4362
4363 void gecko_mousemove( string name, float x, float y )
4364 ========================
4365 */
4366 void VM_gecko_movemouse( void ) {
4367         const char *name;
4368         float x, y;
4369         clgecko_t *instance;
4370
4371         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4372
4373         name = PRVM_G_STRING( OFS_PARM0 );
4374         VM_CheckEmptyString( name );
4375         x = PRVM_G_FLOAT( OFS_PARM1 );
4376         y = PRVM_G_FLOAT( OFS_PARM2 );
4377         
4378         instance = CL_Gecko_FindBrowser( name );
4379         if( !instance ) {
4380                 return;
4381         }
4382         CL_Gecko_Event_CursorMove( instance, x, y );
4383 }
4384
4385
4386 /*
4387 ========================
4388 VM_gecko_resize
4389
4390 void gecko_resize( string name, float w, float h )
4391 ========================
4392 */
4393 void VM_gecko_resize( void ) {
4394         const char *name;
4395         float w, h;
4396         clgecko_t *instance;
4397
4398         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4399
4400         name = PRVM_G_STRING( OFS_PARM0 );
4401         VM_CheckEmptyString( name );
4402         w = PRVM_G_FLOAT( OFS_PARM1 );
4403         h = PRVM_G_FLOAT( OFS_PARM2 );
4404         
4405         instance = CL_Gecko_FindBrowser( name );
4406         if( !instance ) {
4407                 return;
4408         }
4409         CL_Gecko_Resize( instance, (int) w, (int) h );
4410 }
4411
4412
4413 /*
4414 ========================
4415 VM_gecko_get_texture_extent
4416
4417 vector gecko_get_texture_extent( string name )
4418 ========================
4419 */
4420 void VM_gecko_get_texture_extent( void ) {
4421         const char *name;
4422         clgecko_t *instance;
4423
4424         VM_SAFEPARMCOUNT( 1, VM_gecko_movemouse );
4425
4426         name = PRVM_G_STRING( OFS_PARM0 );
4427         VM_CheckEmptyString( name );
4428         
4429         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
4430         instance = CL_Gecko_FindBrowser( name );
4431         if( !instance ) {
4432                 PRVM_G_VECTOR(OFS_RETURN)[0] = 0;
4433                 PRVM_G_VECTOR(OFS_RETURN)[1] = 0;
4434                 return;
4435         }
4436         CL_Gecko_GetTextureExtent( instance, 
4437                 PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_RETURN)+1 );
4438 }
4439
4440
4441
4442 /*
4443 ==============
4444 VM_makevectors
4445
4446 Writes new values for v_forward, v_up, and v_right based on angles
4447 void makevectors(vector angle)
4448 ==============
4449 */
4450 void VM_makevectors (void)
4451 {
4452         prvm_eval_t *valforward, *valright, *valup;
4453         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4454         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4455         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4456         if (!valforward || !valright || !valup)
4457         {
4458                 VM_Warning("makevectors: could not find v_forward, v_right, or v_up global variables\n");
4459                 return;
4460         }
4461         VM_SAFEPARMCOUNT(1, VM_makevectors);
4462         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), valforward->vector, valright->vector, valup->vector);
4463 }
4464
4465 /*
4466 ==============
4467 VM_vectorvectors
4468
4469 Writes new values for v_forward, v_up, and v_right based on the given forward vector
4470 vectorvectors(vector)
4471 ==============
4472 */
4473 void VM_vectorvectors (void)
4474 {
4475         prvm_eval_t *valforward, *valright, *valup;
4476         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4477         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4478         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4479         if (!valforward || !valright || !valup)
4480         {
4481                 VM_Warning("vectorvectors: could not find v_forward, v_right, or v_up global variables\n");
4482                 return;
4483         }
4484         VM_SAFEPARMCOUNT(1, VM_vectorvectors);
4485         VectorNormalize2(PRVM_G_VECTOR(OFS_PARM0), valforward->vector);
4486         VectorVectors(valforward->vector, valright->vector, valup->vector);
4487 }
4488
4489 /*
4490 ========================
4491 VM_drawline
4492
4493 void drawline(float width, vector pos1, vector pos2, vector rgb, float alpha, float flags)
4494 ========================
4495 */
4496 void VM_drawline (void)
4497 {
4498         float   *c1, *c2, *rgb;
4499         float   alpha, width;
4500         unsigned char   flags;
4501
4502         VM_SAFEPARMCOUNT(6, VM_drawline);
4503         width   = PRVM_G_FLOAT(OFS_PARM0);
4504         c1              = PRVM_G_VECTOR(OFS_PARM1);
4505         c2              = PRVM_G_VECTOR(OFS_PARM2);
4506         rgb             = PRVM_G_VECTOR(OFS_PARM3);
4507         alpha   = PRVM_G_FLOAT(OFS_PARM4);
4508         flags   = (int)PRVM_G_FLOAT(OFS_PARM5);
4509     &