CSQC_Event_Sound: pass pitch shift info; actually apply received pitch shift data
[xonotic/darkplaces.git] / csprogs.c
1 #include "quakedef.h"
2 #include "progsvm.h"
3 #include "clprogdefs.h"
4 #include "csprogs.h"
5 #include "cl_collision.h"
6 #include "snd_main.h"
7 #include "clvm_cmds.h"
8 #include "prvm_cmds.h"
9
10 //============================================================================
11 // Client prog handling
12 //[515]: omg !!! optimize it ! a lot of hacks here and there also :P
13
14 #define CSQC_RETURNVAL  prog->globals.generic[OFS_RETURN]
15 #define CSQC_BEGIN              csqc_tmpprog=prog;prog=0;PRVM_SetProg(PRVM_CLIENTPROG);
16 #define CSQC_END                prog=csqc_tmpprog;
17
18 static prvm_prog_t *csqc_tmpprog;
19
20 void CL_VM_PreventInformationLeaks(void)
21 {
22         if(!cl.csqc_loaded)
23                 return;
24         CSQC_BEGIN
25                 VM_ClearTraceGlobals();
26                 PRVM_clientglobalfloat(trace_networkentity) = 0;
27         CSQC_END
28 }
29
30 //[515]: these are required funcs
31 static const char *cl_required_func[] =
32 {
33         "CSQC_Init",
34         "CSQC_InputEvent",
35         "CSQC_UpdateView",
36         "CSQC_ConsoleCommand",
37 };
38
39 static int cl_numrequiredfunc = sizeof(cl_required_func) / sizeof(char*);
40
41 #define CL_REQFIELDS (sizeof(cl_reqfields) / sizeof(prvm_required_field_t))
42
43 prvm_required_field_t cl_reqfields[] =
44 {
45 #define PRVM_DECLARE_serverglobalfloat(x)
46 #define PRVM_DECLARE_serverglobalvector(x)
47 #define PRVM_DECLARE_serverglobalstring(x)
48 #define PRVM_DECLARE_serverglobaledict(x)
49 #define PRVM_DECLARE_serverglobalfunction(x)
50 #define PRVM_DECLARE_clientglobalfloat(x)
51 #define PRVM_DECLARE_clientglobalvector(x)
52 #define PRVM_DECLARE_clientglobalstring(x)
53 #define PRVM_DECLARE_clientglobaledict(x)
54 #define PRVM_DECLARE_clientglobalfunction(x)
55 #define PRVM_DECLARE_menuglobalfloat(x)
56 #define PRVM_DECLARE_menuglobalvector(x)
57 #define PRVM_DECLARE_menuglobalstring(x)
58 #define PRVM_DECLARE_menuglobaledict(x)
59 #define PRVM_DECLARE_menuglobalfunction(x)
60 #define PRVM_DECLARE_serverfieldfloat(x)
61 #define PRVM_DECLARE_serverfieldvector(x)
62 #define PRVM_DECLARE_serverfieldstring(x)
63 #define PRVM_DECLARE_serverfieldedict(x)
64 #define PRVM_DECLARE_serverfieldfunction(x)
65 #define PRVM_DECLARE_clientfieldfloat(x) {ev_float, #x },
66 #define PRVM_DECLARE_clientfieldvector(x) {ev_vector, #x },
67 #define PRVM_DECLARE_clientfieldstring(x) {ev_string, #x },
68 #define PRVM_DECLARE_clientfieldedict(x) {ev_entity, #x },
69 #define PRVM_DECLARE_clientfieldfunction(x) {ev_function, #x },
70 #define PRVM_DECLARE_menufieldfloat(x)
71 #define PRVM_DECLARE_menufieldvector(x)
72 #define PRVM_DECLARE_menufieldstring(x)
73 #define PRVM_DECLARE_menufieldedict(x)
74 #define PRVM_DECLARE_menufieldfunction(x)
75 #define PRVM_DECLARE_serverfunction(x)
76 #define PRVM_DECLARE_clientfunction(x)
77 #define PRVM_DECLARE_menufunction(x)
78 #define PRVM_DECLARE_field(x)
79 #define PRVM_DECLARE_global(x)
80 #define PRVM_DECLARE_function(x)
81 #include "prvm_offsets.h"
82 #undef PRVM_DECLARE_serverglobalfloat
83 #undef PRVM_DECLARE_serverglobalvector
84 #undef PRVM_DECLARE_serverglobalstring
85 #undef PRVM_DECLARE_serverglobaledict
86 #undef PRVM_DECLARE_serverglobalfunction
87 #undef PRVM_DECLARE_clientglobalfloat
88 #undef PRVM_DECLARE_clientglobalvector
89 #undef PRVM_DECLARE_clientglobalstring
90 #undef PRVM_DECLARE_clientglobaledict
91 #undef PRVM_DECLARE_clientglobalfunction
92 #undef PRVM_DECLARE_menuglobalfloat
93 #undef PRVM_DECLARE_menuglobalvector
94 #undef PRVM_DECLARE_menuglobalstring
95 #undef PRVM_DECLARE_menuglobaledict
96 #undef PRVM_DECLARE_menuglobalfunction
97 #undef PRVM_DECLARE_serverfieldfloat
98 #undef PRVM_DECLARE_serverfieldvector
99 #undef PRVM_DECLARE_serverfieldstring
100 #undef PRVM_DECLARE_serverfieldedict
101 #undef PRVM_DECLARE_serverfieldfunction
102 #undef PRVM_DECLARE_clientfieldfloat
103 #undef PRVM_DECLARE_clientfieldvector
104 #undef PRVM_DECLARE_clientfieldstring
105 #undef PRVM_DECLARE_clientfieldedict
106 #undef PRVM_DECLARE_clientfieldfunction
107 #undef PRVM_DECLARE_menufieldfloat
108 #undef PRVM_DECLARE_menufieldvector
109 #undef PRVM_DECLARE_menufieldstring
110 #undef PRVM_DECLARE_menufieldedict
111 #undef PRVM_DECLARE_menufieldfunction
112 #undef PRVM_DECLARE_serverfunction
113 #undef PRVM_DECLARE_clientfunction
114 #undef PRVM_DECLARE_menufunction
115 #undef PRVM_DECLARE_field
116 #undef PRVM_DECLARE_global
117 #undef PRVM_DECLARE_function
118 };
119
120 #define CL_REQGLOBALS (sizeof(cl_reqglobals) / sizeof(prvm_required_field_t))
121
122 prvm_required_field_t cl_reqglobals[] =
123 {
124 #define PRVM_DECLARE_serverglobalfloat(x)
125 #define PRVM_DECLARE_serverglobalvector(x)
126 #define PRVM_DECLARE_serverglobalstring(x)
127 #define PRVM_DECLARE_serverglobaledict(x)
128 #define PRVM_DECLARE_serverglobalfunction(x)
129 #define PRVM_DECLARE_clientglobalfloat(x) {ev_float, #x},
130 #define PRVM_DECLARE_clientglobalvector(x) {ev_vector, #x},
131 #define PRVM_DECLARE_clientglobalstring(x) {ev_string, #x},
132 #define PRVM_DECLARE_clientglobaledict(x) {ev_entity, #x},
133 #define PRVM_DECLARE_clientglobalfunction(x) {ev_function, #x},
134 #define PRVM_DECLARE_menuglobalfloat(x)
135 #define PRVM_DECLARE_menuglobalvector(x)
136 #define PRVM_DECLARE_menuglobalstring(x)
137 #define PRVM_DECLARE_menuglobaledict(x)
138 #define PRVM_DECLARE_menuglobalfunction(x)
139 #define PRVM_DECLARE_serverfieldfloat(x)
140 #define PRVM_DECLARE_serverfieldvector(x)
141 #define PRVM_DECLARE_serverfieldstring(x)
142 #define PRVM_DECLARE_serverfieldedict(x)
143 #define PRVM_DECLARE_serverfieldfunction(x)
144 #define PRVM_DECLARE_clientfieldfloat(x)
145 #define PRVM_DECLARE_clientfieldvector(x)
146 #define PRVM_DECLARE_clientfieldstring(x)
147 #define PRVM_DECLARE_clientfieldedict(x)
148 #define PRVM_DECLARE_clientfieldfunction(x)
149 #define PRVM_DECLARE_menufieldfloat(x)
150 #define PRVM_DECLARE_menufieldvector(x)
151 #define PRVM_DECLARE_menufieldstring(x)
152 #define PRVM_DECLARE_menufieldedict(x)
153 #define PRVM_DECLARE_menufieldfunction(x)
154 #define PRVM_DECLARE_serverfunction(x)
155 #define PRVM_DECLARE_clientfunction(x)
156 #define PRVM_DECLARE_menufunction(x)
157 #define PRVM_DECLARE_field(x)
158 #define PRVM_DECLARE_global(x)
159 #define PRVM_DECLARE_function(x)
160 #include "prvm_offsets.h"
161 #undef PRVM_DECLARE_serverglobalfloat
162 #undef PRVM_DECLARE_serverglobalvector
163 #undef PRVM_DECLARE_serverglobalstring
164 #undef PRVM_DECLARE_serverglobaledict
165 #undef PRVM_DECLARE_serverglobalfunction
166 #undef PRVM_DECLARE_clientglobalfloat
167 #undef PRVM_DECLARE_clientglobalvector
168 #undef PRVM_DECLARE_clientglobalstring
169 #undef PRVM_DECLARE_clientglobaledict
170 #undef PRVM_DECLARE_clientglobalfunction
171 #undef PRVM_DECLARE_menuglobalfloat
172 #undef PRVM_DECLARE_menuglobalvector
173 #undef PRVM_DECLARE_menuglobalstring
174 #undef PRVM_DECLARE_menuglobaledict
175 #undef PRVM_DECLARE_menuglobalfunction
176 #undef PRVM_DECLARE_serverfieldfloat
177 #undef PRVM_DECLARE_serverfieldvector
178 #undef PRVM_DECLARE_serverfieldstring
179 #undef PRVM_DECLARE_serverfieldedict
180 #undef PRVM_DECLARE_serverfieldfunction
181 #undef PRVM_DECLARE_clientfieldfloat
182 #undef PRVM_DECLARE_clientfieldvector
183 #undef PRVM_DECLARE_clientfieldstring
184 #undef PRVM_DECLARE_clientfieldedict
185 #undef PRVM_DECLARE_clientfieldfunction
186 #undef PRVM_DECLARE_menufieldfloat
187 #undef PRVM_DECLARE_menufieldvector
188 #undef PRVM_DECLARE_menufieldstring
189 #undef PRVM_DECLARE_menufieldedict
190 #undef PRVM_DECLARE_menufieldfunction
191 #undef PRVM_DECLARE_serverfunction
192 #undef PRVM_DECLARE_clientfunction
193 #undef PRVM_DECLARE_menufunction
194 #undef PRVM_DECLARE_field
195 #undef PRVM_DECLARE_global
196 #undef PRVM_DECLARE_function
197 };
198
199 void CL_VM_Error (const char *format, ...) DP_FUNC_PRINTF(1);
200 void CL_VM_Error (const char *format, ...)      //[515]: hope it will be never executed =)
201 {
202         char errorstring[4096];
203         va_list argptr;
204
205         va_start (argptr, format);
206         dpvsnprintf (errorstring, sizeof(errorstring), format, argptr);
207         va_end (argptr);
208 //      Con_Printf( "CL_VM_Error: %s\n", errorstring );
209
210         PRVM_Crash();
211         cl.csqc_loaded = false;
212
213         Cvar_SetValueQuick(&csqc_progcrc, -1);
214         Cvar_SetValueQuick(&csqc_progsize, -1);
215
216 //      Host_AbortCurrentFrame();       //[515]: hmmm... if server says it needs csqc then client MUST disconnect
217         Host_Error("CL_VM_Error: %s", errorstring);
218 }
219 void CL_VM_UpdateDmgGlobals (int dmg_take, int dmg_save, vec3_t dmg_origin)
220 {
221         if(cl.csqc_loaded)
222         {
223                 CSQC_BEGIN
224                 PRVM_clientglobalfloat(dmg_take) = dmg_take;
225                 PRVM_clientglobalfloat(dmg_save) = dmg_save;
226                 VectorCopy(dmg_origin, PRVM_clientglobalvector(dmg_origin));
227                 CSQC_END
228         }
229 }
230
231 void CSQC_UpdateNetworkTimes(double newtime, double oldtime)
232 {
233         if(!cl.csqc_loaded)
234                 return;
235         CSQC_BEGIN
236         PRVM_clientglobalfloat(servertime) = newtime;
237         PRVM_clientglobalfloat(serverprevtime) = oldtime;
238         PRVM_clientglobalfloat(serverdeltatime) = newtime - oldtime;
239         CSQC_END
240 }
241
242 //[515]: set globals before calling R_UpdateView, WEIRD CRAP
243 void CSQC_R_RecalcView (void);
244 static void CSQC_SetGlobals (void)
245 {
246         CSQC_BEGIN
247                 PRVM_clientglobalfloat(time) = cl.time;
248                 PRVM_clientglobalfloat(frametime) = max(0, cl.time - cl.oldtime);
249                 PRVM_clientglobalfloat(servercommandframe) = cls.servermovesequence;
250                 PRVM_clientglobalfloat(clientcommandframe) = cl.movecmd[0].sequence;
251                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(input_angles));
252                 // // FIXME: this actually belongs into getinputstate().. [12/17/2007 Black]
253                 PRVM_clientglobalfloat(input_buttons) = cl.movecmd[0].buttons;
254                 VectorSet(PRVM_clientglobalvector(input_movevalues), cl.movecmd[0].forwardmove, cl.movecmd[0].sidemove, cl.movecmd[0].upmove);
255                 VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
256                 VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
257
258                 // LordHavoc: Spike says not to do this, but without pmove_org the
259                 // CSQC is useless as it can't alter the view origin without
260                 // completely replacing it
261                 Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, PRVM_clientglobalvector(pmove_org));
262                 VectorCopy(cl.movement_velocity, PRVM_clientglobalvector(pmove_vel));
263                 PRVM_clientglobalfloat(pmove_onground) = cl.onground;
264                 PRVM_clientglobalfloat(pmove_inwater) = cl.inwater;
265
266                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(view_angles));
267                 VectorCopy(cl.punchangle, PRVM_clientglobalvector(view_punchangle));
268                 VectorCopy(cl.punchvector, PRVM_clientglobalvector(view_punchvector));
269                 PRVM_clientglobalfloat(maxclients) = cl.maxclients;
270
271                 CSQC_R_RecalcView();
272         CSQC_END
273 }
274
275 void CSQC_Predraw (prvm_edict_t *ed)
276 {
277         int b;
278         if(!PRVM_clientedictfunction(ed, predraw))
279                 return;
280         b = PRVM_clientglobaledict(self);
281         PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
282         PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, predraw), "CSQC_Predraw: NULL function\n");
283         PRVM_clientglobaledict(self) = b;
284 }
285
286 void CSQC_Think (prvm_edict_t *ed)
287 {
288         int b;
289         if(PRVM_clientedictfunction(ed, think))
290         if(PRVM_clientedictfloat(ed, nextthink) && PRVM_clientedictfloat(ed, nextthink) <= PRVM_clientglobalfloat(time))
291         {
292                 PRVM_clientedictfloat(ed, nextthink) = 0;
293                 b = PRVM_clientglobaledict(self);
294                 PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
295                 PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, think), "CSQC_Think: NULL function\n");
296                 PRVM_clientglobaledict(self) = b;
297         }
298 }
299
300 extern cvar_t cl_noplayershadow;
301 extern cvar_t r_equalize_entities_fullbright;
302 qboolean CSQC_AddRenderEdict(prvm_edict_t *ed, int edictnum)
303 {
304         int renderflags;
305         int c;
306         float scale;
307         entity_render_t *entrender;
308         dp_model_t *model;
309
310         model = CL_GetModelFromEdict(ed);
311         if (!model)
312                 return false;
313
314         if (edictnum)
315         {
316                 if (r_refdef.scene.numentities >= r_refdef.scene.maxentities)
317                         return false;
318                 entrender = cl.csqcrenderentities + edictnum;
319                 r_refdef.scene.entities[r_refdef.scene.numentities++] = entrender;
320                 entrender->entitynumber = edictnum + MAX_EDICTS;
321                 //entrender->shadertime = 0; // shadertime was set by spawn()
322                 entrender->flags = 0;
323                 entrender->alpha = 1;
324                 entrender->scale = 1;
325                 VectorSet(entrender->colormod, 1, 1, 1);
326                 VectorSet(entrender->glowmod, 1, 1, 1);
327                 entrender->allowdecals = true;
328         }
329         else
330         {
331                 entrender = CL_NewTempEntity(0);
332                 if (!entrender)
333                         return false;
334         }
335
336         entrender->userwavefunc_param[0] = PRVM_clientedictfloat(ed, userwavefunc_param0);
337         entrender->userwavefunc_param[1] = PRVM_clientedictfloat(ed, userwavefunc_param1);
338         entrender->userwavefunc_param[2] = PRVM_clientedictfloat(ed, userwavefunc_param2);
339         entrender->userwavefunc_param[3] = PRVM_clientedictfloat(ed, userwavefunc_param3);
340
341         entrender->model = model;
342         entrender->skinnum = (int)PRVM_clientedictfloat(ed, skin);
343         entrender->effects |= entrender->model->effects;
344         renderflags = (int)PRVM_clientedictfloat(ed, renderflags);
345         entrender->alpha = PRVM_clientedictfloat(ed, alpha);
346         entrender->scale = scale = PRVM_clientedictfloat(ed, scale);
347         VectorCopy(PRVM_clientedictvector(ed, colormod), entrender->colormod);
348         VectorCopy(PRVM_clientedictvector(ed, glowmod), entrender->glowmod);
349         if(PRVM_clientedictfloat(ed, effects))  entrender->effects |= (int)PRVM_clientedictfloat(ed, effects);
350         if (!entrender->alpha)
351                 entrender->alpha = 1.0f;
352         if (!entrender->scale)
353                 entrender->scale = scale = 1.0f;
354         if (!VectorLength2(entrender->colormod))
355                 VectorSet(entrender->colormod, 1, 1, 1);
356         if (!VectorLength2(entrender->glowmod))
357                 VectorSet(entrender->glowmod, 1, 1, 1);
358
359         // LordHavoc: use the CL_GetTagMatrix function on self to ensure consistent behavior (duplicate code would be bad)
360         CL_GetTagMatrix(&entrender->matrix, ed, 0);
361
362         // set up the animation data
363         VM_GenerateFrameGroupBlend(ed->priv.server->framegroupblend, ed);
364         VM_FrameBlendFromFrameGroupBlend(ed->priv.server->frameblend, ed->priv.server->framegroupblend, model);
365         VM_UpdateEdictSkeleton(ed, model, ed->priv.server->frameblend);
366         if (PRVM_clientedictfloat(ed, shadertime)) // hack for csprogs.dat files that do not set shadertime, leaves the value at entity spawn time
367                 entrender->shadertime = PRVM_clientedictfloat(ed, shadertime);
368
369         // transparent offset
370         if (renderflags & RF_USETRANSPARENTOFFSET)
371                 entrender->transparent_offset = PRVM_clientglobalfloat(transparent_offset);
372
373         // model light
374         if (renderflags & RF_MODELLIGHT)
375         {
376                 if(PRVM_clientedictvector(ed, modellight_ambient)) VectorCopy(PRVM_clientedictvector(ed, modellight_ambient), entrender->modellight_ambient);
377                 if(PRVM_clientedictvector(ed, modellight_diffuse)) VectorCopy(PRVM_clientedictvector(ed, modellight_diffuse), entrender->modellight_diffuse);
378                 if(PRVM_clientedictvector(ed, modellight_dir))     VectorCopy(PRVM_clientedictvector(ed, modellight_dir), entrender->modellight_lightdir);
379                 entrender->flags |= RENDER_CUSTOMIZEDMODELLIGHT;
380         }
381
382         if(renderflags)
383         {
384                 if(renderflags & RF_VIEWMODEL) entrender->flags |= RENDER_VIEWMODEL | RENDER_NODEPTHTEST;
385                 if(renderflags & RF_EXTERNALMODEL) entrender->flags |= RENDER_EXTERIORMODEL;
386                 if(renderflags & RF_WORLDOBJECT) entrender->flags |= RENDER_WORLDOBJECT;
387                 if(renderflags & RF_DEPTHHACK) entrender->flags |= RENDER_NODEPTHTEST;
388                 if(renderflags & RF_ADDITIVE) entrender->flags |= RENDER_ADDITIVE;
389         }
390
391         c = (int)PRVM_clientedictfloat(ed, colormap);
392         if (c <= 0)
393                 CL_SetEntityColormapColors(entrender, -1);
394         else if (c <= cl.maxclients && cl.scores != NULL)
395                 CL_SetEntityColormapColors(entrender, cl.scores[c-1].colors);
396         else
397                 CL_SetEntityColormapColors(entrender, c);
398
399         entrender->flags &= ~(RENDER_SHADOW | RENDER_LIGHT | RENDER_NOSELFSHADOW);
400         // either fullbright or lit
401         if(!r_fullbright.integer)
402         {
403                 if (!(entrender->effects & EF_FULLBRIGHT) && !(renderflags & RF_FULLBRIGHT))
404                         entrender->flags |= RENDER_LIGHT;
405                 else if(r_equalize_entities_fullbright.integer)
406                         entrender->flags |= RENDER_LIGHT | RENDER_EQUALIZE;
407         }
408         // hide player shadow during intermission or nehahra movie
409         if (!(entrender->effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
410          &&  (entrender->alpha >= 1)
411          && !(renderflags & RF_NOSHADOW)
412          && !(entrender->flags & RENDER_VIEWMODEL)
413          && (!(entrender->flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
414                 entrender->flags |= RENDER_SHADOW;
415         if (entrender->flags & RENDER_VIEWMODEL)
416                 entrender->flags |= RENDER_NOSELFSHADOW;
417         if (entrender->effects & EF_NOSELFSHADOW)
418                 entrender->flags |= RENDER_NOSELFSHADOW;
419         if (entrender->effects & EF_NODEPTHTEST)
420                 entrender->flags |= RENDER_NODEPTHTEST;
421         if (entrender->effects & EF_ADDITIVE)
422                 entrender->flags |= RENDER_ADDITIVE;
423         if (entrender->effects & EF_DOUBLESIDED)
424                 entrender->flags |= RENDER_DOUBLESIDED;
425
426         // make the other useful stuff
427         memcpy(entrender->framegroupblend, ed->priv.server->framegroupblend, sizeof(ed->priv.server->framegroupblend));
428         CL_UpdateRenderEntity(entrender);
429         // override animation data with full control
430         memcpy(entrender->frameblend, ed->priv.server->frameblend, sizeof(ed->priv.server->frameblend));
431         if (ed->priv.server->skeleton.relativetransforms)
432                 entrender->skeleton = &ed->priv.server->skeleton;
433         else
434                 entrender->skeleton = NULL;
435
436         return true;
437 }
438
439 // 0 = keydown, key, character (EXT_CSQC)
440 // 1 = keyup, key, character (EXT_CSQC)
441 // 2 = mousemove relative, x, y (EXT_CSQC)
442 // 3 = mousemove absolute, x, y (DP_CSQC)
443 qboolean CL_VM_InputEvent (int eventtype, int x, int y)
444 {
445         qboolean r;
446
447         if(!cl.csqc_loaded)
448                 return false;
449
450         CSQC_BEGIN
451                 if (!PRVM_clientfunction(CSQC_InputEvent))
452                         r = false;
453                 else
454                 {
455                         PRVM_clientglobalfloat(time) = cl.time;
456                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
457                         PRVM_G_FLOAT(OFS_PARM0) = eventtype;
458                         PRVM_G_FLOAT(OFS_PARM1) = x; // key or x
459                         PRVM_G_FLOAT(OFS_PARM2) = y; // ascii or y
460                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_InputEvent), "QC function CSQC_InputEvent is missing");
461                         r = CSQC_RETURNVAL != 0;
462                 }
463         CSQC_END
464         return r;
465 }
466
467 qboolean CL_VM_UpdateView (void)
468 {
469         vec3_t emptyvector;
470         emptyvector[0] = 0;
471         emptyvector[1] = 0;
472         emptyvector[2] = 0;
473 //      vec3_t oldangles;
474         if(!cl.csqc_loaded)
475                 return false;
476         R_TimeReport("pre-UpdateView");
477         CSQC_BEGIN
478                 //VectorCopy(cl.viewangles, oldangles);
479                 PRVM_clientglobalfloat(time) = cl.time;
480                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
481                 CSQC_SetGlobals();
482                 // clear renderable entity and light lists to prevent crashes if the
483                 // CSQC_UpdateView function does not call R_ClearScene as it should
484                 r_refdef.scene.numentities = 0;
485                 r_refdef.scene.numlights = 0;
486                 // pass in width and height as parameters (EXT_CSQC_1)
487                 PRVM_G_FLOAT(OFS_PARM0) = vid.width;
488                 PRVM_G_FLOAT(OFS_PARM1) = vid.height;
489                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_UpdateView), "QC function CSQC_UpdateView is missing");
490                 //VectorCopy(oldangles, cl.viewangles);
491                 // Dresk : Reset Dmg Globals Here
492                 CL_VM_UpdateDmgGlobals(0, 0, emptyvector);
493         CSQC_END
494         R_TimeReport("UpdateView");
495         return true;
496 }
497
498 extern sizebuf_t vm_tempstringsbuf;
499 qboolean CL_VM_ConsoleCommand (const char *cmd)
500 {
501         int restorevm_tempstringsbuf_cursize;
502         qboolean r = false;
503         if(!cl.csqc_loaded)
504                 return false;
505         CSQC_BEGIN
506         if (PRVM_clientfunction(CSQC_ConsoleCommand))
507         {
508                 PRVM_clientglobalfloat(time) = cl.time;
509                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
510                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
511                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(cmd);
512                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_ConsoleCommand), "QC function CSQC_ConsoleCommand is missing");
513                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
514                 r = CSQC_RETURNVAL != 0;
515         }
516         CSQC_END
517         return r;
518 }
519
520 qboolean CL_VM_Parse_TempEntity (void)
521 {
522         int                     t;
523         qboolean        r = false;
524         if(!cl.csqc_loaded)
525                 return false;
526         CSQC_BEGIN
527         if(PRVM_clientfunction(CSQC_Parse_TempEntity))
528         {
529                 t = msg_readcount;
530                 PRVM_clientglobalfloat(time) = cl.time;
531                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
532                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_TempEntity), "QC function CSQC_Parse_TempEntity is missing");
533                 r = CSQC_RETURNVAL != 0;
534                 if(!r)
535                 {
536                         msg_readcount = t;
537                         msg_badread = false;
538                 }
539         }
540         CSQC_END
541         return r;
542 }
543
544 void CL_VM_Parse_StuffCmd (const char *msg)
545 {
546         int restorevm_tempstringsbuf_cursize;
547         if(msg[0] == 'c')
548         if(msg[1] == 's')
549         if(msg[2] == 'q')
550         if(msg[3] == 'c')
551         {
552                 // if this is setting a csqc variable, deprotect csqc_progcrc
553                 // temporarily so that it can be set by the cvar command,
554                 // and then reprotect it afterwards
555                 int crcflags = csqc_progcrc.flags;
556                 int sizeflags = csqc_progcrc.flags;
557                 csqc_progcrc.flags &= ~CVAR_READONLY;
558                 csqc_progsize.flags &= ~CVAR_READONLY;
559                 Cmd_ExecuteString (msg, src_command);
560                 csqc_progcrc.flags = crcflags;
561                 csqc_progsize.flags = sizeflags;
562                 return;
563         }
564
565         if(cls.demoplayback)
566         if(!strncmp(msg, "curl --clear_autodownload\ncurl --pak --forthismap --as ", 55))
567         {
568                 // special handling for map download commands
569                 // run these commands IMMEDIATELY, instead of waiting for a client frame
570                 // that way, there is no black screen when playing back demos
571                 // I know this is a really ugly hack, but I can't think of any better way
572                 // FIXME find the actual CAUSE of this, and make demo playback WAIT
573                 // until all maps are loaded, then remove this hack
574
575                 char buf[MAX_INPUTLINE];
576                 const char *p, *q;
577                 size_t l;
578
579                 p = msg;
580
581                 for(;;)
582                 {
583                         q = strchr(p, '\n');
584                         if(q)
585                                 l = q - p;
586                         else
587                                 l = strlen(p);
588                         if(l > sizeof(buf) - 1)
589                                 l = sizeof(buf) - 1;
590                         strlcpy(buf, p, l + 1); // strlcpy needs a + 1 as it includes the newline!
591
592                         Cmd_ExecuteString(buf, src_command);
593
594                         p += l;
595                         if(*p == '\n')
596                                 ++p; // skip the newline and continue
597                         else
598                                 break; // end of string or overflow
599                 }
600                 Cmd_ExecuteString("curl --clear_autodownload", src_command); // don't inhibit CSQC loading
601                 return;
602         }
603
604         if(!cl.csqc_loaded)
605         {
606                 Cbuf_AddText(msg);
607                 return;
608         }
609         CSQC_BEGIN
610         if(PRVM_clientfunction(CSQC_Parse_StuffCmd))
611         {
612                 PRVM_clientglobalfloat(time) = cl.time;
613                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
614                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
615                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
616                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_StuffCmd), "QC function CSQC_Parse_StuffCmd is missing");
617                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
618         }
619         else
620                 Cbuf_AddText(msg);
621         CSQC_END
622 }
623
624 static void CL_VM_Parse_Print (const char *msg)
625 {
626         int restorevm_tempstringsbuf_cursize;
627         PRVM_clientglobalfloat(time) = cl.time;
628         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
629         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
630         PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
631         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_Print), "QC function CSQC_Parse_Print is missing");
632         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
633 }
634
635 void CSQC_AddPrintText (const char *msg)
636 {
637         size_t i;
638         if(!cl.csqc_loaded)
639         {
640                 Con_Print(msg);
641                 return;
642         }
643         CSQC_BEGIN
644         if(PRVM_clientfunction(CSQC_Parse_Print))
645         {
646                 // FIXME: is this bugged?
647                 i = strlen(msg)-1;
648                 if(msg[i] != '\n' && msg[i] != '\r')
649                 {
650                         if(strlen(cl.csqc_printtextbuf)+i >= MAX_INPUTLINE)
651                         {
652                                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
653                                 cl.csqc_printtextbuf[0] = 0;
654                         }
655                         else
656                                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
657                         return;
658                 }
659                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
660                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
661                 cl.csqc_printtextbuf[0] = 0;
662         }
663         else
664                 Con_Print(msg);
665         CSQC_END
666 }
667
668 void CL_VM_Parse_CenterPrint (const char *msg)
669 {
670         int restorevm_tempstringsbuf_cursize;
671         if(!cl.csqc_loaded)
672         {
673                 SCR_CenterPrint(msg);
674                 return;
675         }
676         CSQC_BEGIN
677         if(PRVM_clientfunction(CSQC_Parse_CenterPrint))
678         {
679                 PRVM_clientglobalfloat(time) = cl.time;
680                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
681                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
682                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
683                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Parse_CenterPrint), "QC function CSQC_Parse_CenterPrint is missing");
684                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
685         }
686         else
687                 SCR_CenterPrint(msg);
688         CSQC_END
689 }
690
691 void CL_VM_UpdateIntermissionState (int intermission)
692 {
693         if(cl.csqc_loaded)
694         {
695                 CSQC_BEGIN
696                 PRVM_clientglobalfloat(intermission) = intermission;
697                 CSQC_END
698         }
699 }
700 void CL_VM_UpdateShowingScoresState (int showingscores)
701 {
702         if(cl.csqc_loaded)
703         {
704                 CSQC_BEGIN
705                 PRVM_clientglobalfloat(sb_showscores) = showingscores;
706                 CSQC_END
707         }
708 }
709 qboolean CL_VM_Event_Sound(int sound_num, float volume, int channel, float attenuation, int ent, vec3_t pos, float speed)
710 {
711         qboolean r = false;
712         if(cl.csqc_loaded)
713         {
714                 CSQC_BEGIN
715                 if(PRVM_clientfunction(CSQC_Event_Sound))
716                 {
717                         PRVM_clientglobalfloat(time) = cl.time;
718                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
719                         PRVM_G_FLOAT(OFS_PARM0) = ent;
720                         PRVM_G_FLOAT(OFS_PARM1) = CHAN_ENGINE2USER(channel);
721                         PRVM_G_INT(OFS_PARM2) = PRVM_SetTempString(cl.sound_name[sound_num] );
722                         PRVM_G_FLOAT(OFS_PARM3) = volume;
723                         PRVM_G_FLOAT(OFS_PARM4) = attenuation;
724                         VectorCopy(pos, PRVM_G_VECTOR(OFS_PARM5) );
725                         PRVM_G_FLOAT(OFS_PARM6) = speed * 100.0f;
726                         PRVM_G_FLOAT(OFS_PARM7) = 0; // flags - none can come in at this point yet
727                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Event_Sound), "QC function CSQC_Event_Sound is missing");
728                         r = CSQC_RETURNVAL != 0;
729                 }
730                 CSQC_END
731         }
732
733         return r;
734 }
735 void CL_VM_UpdateCoopDeathmatchGlobals (int gametype)
736 {
737         // Avoid global names for clean(er) coding
738         int localcoop;
739         int localdeathmatch;
740
741         if(cl.csqc_loaded)
742         {
743                 if(gametype == GAME_COOP)
744                 {
745                         localcoop = 1;
746                         localdeathmatch = 0;
747                 }
748                 else
749                 if(gametype == GAME_DEATHMATCH)
750                 {
751                         localcoop = 0;
752                         localdeathmatch = 1;
753                 }
754                 else
755                 {
756                         // How did the ServerInfo send an unknown gametype?
757                         // Better just assign the globals as 0...
758                         localcoop = 0;
759                         localdeathmatch = 0;
760                 }
761                 CSQC_BEGIN
762                 PRVM_clientglobalfloat(coop) = localcoop;
763                 PRVM_clientglobalfloat(deathmatch) = localdeathmatch;
764                 CSQC_END
765         }
766 }
767 float CL_VM_Event (float event)         //[515]: needed ? I'd say "YES", but don't know for what :D
768 {
769         float r = 0;
770         if(!cl.csqc_loaded)
771                 return 0;
772         CSQC_BEGIN
773         if(PRVM_clientfunction(CSQC_Event))
774         {
775                 PRVM_clientglobalfloat(time) = cl.time;
776                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
777                 PRVM_G_FLOAT(OFS_PARM0) = event;
778                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Event), "QC function CSQC_Event is missing");
779                 r = CSQC_RETURNVAL;
780         }
781         CSQC_END
782         return r;
783 }
784
785 void CSQC_ReadEntities (void)
786 {
787         unsigned short entnum, oldself, realentnum;
788         if(!cl.csqc_loaded)
789         {
790                 Host_Error ("CSQC_ReadEntities: CSQC is not loaded");
791                 return;
792         }
793
794         CSQC_BEGIN
795                 PRVM_clientglobalfloat(time) = cl.time;
796                 oldself = PRVM_clientglobaledict(self);
797                 while(1)
798                 {
799                         entnum = MSG_ReadShort();
800                         if(!entnum || msg_badread)
801                                 break;
802                         realentnum = entnum & 0x7FFF;
803                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum];
804                         if(entnum & 0x8000)
805                         {
806                                 if(PRVM_clientglobaledict(self))
807                                 {
808                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Remove), "QC function CSQC_Ent_Remove is missing");
809                                         cl.csqc_server2csqcentitynumber[realentnum] = 0;
810                                 }
811                                 else
812                                 {
813                                         // LordHavoc: removing an entity that is already gone on
814                                         // the csqc side is possible for legitimate reasons (such
815                                         // as a repeat of the remove message), so no warning is
816                                         // needed
817                                         //Con_Printf("Bad csqc_server2csqcentitynumber map\n"); //[515]: never happens ?
818                                 }
819                         }
820                         else
821                         {
822                                 if(!PRVM_clientglobaledict(self))
823                                 {
824                                         if(!PRVM_clientfunction(CSQC_Ent_Spawn))
825                                         {
826                                                 prvm_edict_t    *ed;
827                                                 ed = PRVM_ED_Alloc();
828                                                 PRVM_clientedictfloat(ed, entnum) = realentnum;
829                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT_TO_PROG(ed);
830                                         }
831                                         else
832                                         {
833                                                 // entity( float entnum ) CSQC_Ent_Spawn;
834                                                 // the qc function should set entnum, too (this way it also can return world [2/1/2008 Andreas]
835                                                 PRVM_G_FLOAT(OFS_PARM0) = (float) realentnum;
836                                                 // make sure no one gets wrong ideas
837                                                 PRVM_clientglobaledict(self) = 0;
838                                                 PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Spawn), "QC function CSQC_Ent_Spawn is missing");
839                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT( PRVM_G_INT( OFS_RETURN ) );
840                                         }
841                                         PRVM_G_FLOAT(OFS_PARM0) = 1;
842                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
843                                 }
844                                 else {
845                                         PRVM_G_FLOAT(OFS_PARM0) = 0;
846                                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
847                                 }
848                         }
849                 }
850                 PRVM_clientglobaledict(self) = oldself;
851         CSQC_END
852 }
853
854 void CL_VM_CB_BeginIncreaseEdicts(void)
855 {
856         // links don't survive the transition, so unlink everything
857         World_UnlinkAll(&cl.world);
858 }
859
860 void CL_VM_CB_EndIncreaseEdicts(void)
861 {
862         int i;
863         prvm_edict_t *ent;
864
865         // link every entity except world
866         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
867                 if (!ent->priv.server->free)
868                         CL_LinkEdict(ent);
869 }
870
871 void CL_VM_CB_InitEdict(prvm_edict_t *e)
872 {
873         int edictnum = PRVM_NUM_FOR_EDICT(e);
874         entity_render_t *entrender;
875         CL_ExpandCSQCRenderEntities(edictnum);
876         entrender = cl.csqcrenderentities + edictnum;
877         e->priv.server->move = false; // don't move on first frame
878         memset(entrender, 0, sizeof(*entrender));
879         entrender->shadertime = cl.time;
880 }
881
882 extern void R_DecalSystem_Reset(decalsystem_t *decalsystem);
883
884 void CL_VM_CB_FreeEdict(prvm_edict_t *ed)
885 {
886         entity_render_t *entrender = cl.csqcrenderentities + PRVM_NUM_FOR_EDICT(ed);
887         R_DecalSystem_Reset(&entrender->decalsystem);
888         memset(entrender, 0, sizeof(*entrender));
889         World_UnlinkEdict(ed);
890         memset(ed->fields.vp, 0, prog->entityfields * 4);
891         VM_RemoveEdictSkeleton(ed);
892         World_Physics_RemoveFromEntity(&cl.world, ed);
893         World_Physics_RemoveJointFromEntity(&cl.world, ed);
894 }
895
896 void CL_VM_CB_CountEdicts(void)
897 {
898         int             i;
899         prvm_edict_t    *ent;
900         int             active = 0, models = 0, solid = 0;
901
902         for (i=0 ; i<prog->num_edicts ; i++)
903         {
904                 ent = PRVM_EDICT_NUM(i);
905                 if (ent->priv.server->free)
906                         continue;
907                 active++;
908                 if (PRVM_clientedictfloat(ent, solid))
909                         solid++;
910                 if (PRVM_clientedictstring(ent, model))
911                         models++;
912         }
913
914         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
915         Con_Printf("active    :%3i\n", active);
916         Con_Printf("view      :%3i\n", models);
917         Con_Printf("touch     :%3i\n", solid);
918 }
919
920 qboolean CL_VM_CB_LoadEdict(prvm_edict_t *ent)
921 {
922         return true;
923 }
924
925 void Cmd_ClearCsqcFuncs (void);
926
927 // returns true if the packet is valid, false if end of file is reached
928 // used for dumping the CSQC download into demo files
929 qboolean MakeDownloadPacket(const char *filename, unsigned char *data, size_t len, int crc, int cnt, sizebuf_t *buf, int protocol)
930 {
931         int packetsize = buf->maxsize - 7; // byte short long
932         int npackets = (len + packetsize - 1) / (packetsize);
933
934         if(protocol == PROTOCOL_QUAKEWORLD)
935                 return false; // CSQC can't run in QW anyway
936
937         SZ_Clear(buf);
938         if(cnt == 0)
939         {
940                 MSG_WriteByte(buf, svc_stufftext);
941                 MSG_WriteString(buf, va("\ncl_downloadbegin %lu %s\n", (unsigned long)len, filename));
942                 return true;
943         }
944         else if(cnt >= 1 && cnt <= npackets)
945         {
946                 unsigned long thispacketoffset = (cnt - 1) * packetsize;
947                 int thispacketsize = len - thispacketoffset;
948                 if(thispacketsize > packetsize)
949                         thispacketsize = packetsize;
950
951                 MSG_WriteByte(buf, svc_downloaddata);
952                 MSG_WriteLong(buf, thispacketoffset);
953                 MSG_WriteShort(buf, thispacketsize);
954                 SZ_Write(buf, data + thispacketoffset, thispacketsize);
955
956                 return true;
957         }
958         else if(cnt == npackets + 1)
959         {
960                 MSG_WriteByte(buf, svc_stufftext);
961                 MSG_WriteString(buf, va("\ncl_downloadfinished %lu %d\n", (unsigned long)len, crc));
962                 return true;
963         }
964         return false;
965 }
966
967 extern cvar_t csqc_usedemoprogs;
968 void CL_VM_Init (void)
969 {
970         const char* csprogsfn;
971         unsigned char *csprogsdata = NULL;
972         fs_offset_t csprogsdatasize;
973         int csprogsdatacrc, requiredcrc;
974         int requiredsize;
975
976         // reset csqc_progcrc after reading it, so that changing servers doesn't
977         // expect csqc on the next server
978         requiredcrc = csqc_progcrc.integer;
979         requiredsize = csqc_progsize.integer;
980         Cvar_SetValueQuick(&csqc_progcrc, -1);
981         Cvar_SetValueQuick(&csqc_progsize, -1);
982
983         // if the server is not requesting a csprogs, then we're done here
984         if (requiredcrc < 0)
985                 return;
986
987         // see if the requested csprogs.dat file matches the requested crc
988         csprogsdatacrc = -1;
989         if (!cls.demoplayback || csqc_usedemoprogs.integer)
990         {
991                 csprogsfn = va("dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc);
992                 csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
993         }
994         if (!csprogsdata)
995         {
996                 csprogsfn = csqc_progname.string;
997                 csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
998         }
999         if (csprogsdata)
1000         {
1001                 csprogsdatacrc = CRC_Block(csprogsdata, (size_t)csprogsdatasize);
1002                 if (csprogsdatacrc != requiredcrc || csprogsdatasize != requiredsize)
1003                 {
1004                         if (cls.demoplayback)
1005                         {
1006                                 Con_Printf("^1Warning: Your %s is not the same version as the demo was recorded with (CRC/size are %i/%i but should be %i/%i)\n", csqc_progname.string, csprogsdatacrc, (int)csprogsdatasize, requiredcrc, requiredsize);
1007                                 // Mem_Free(csprogsdata);
1008                                 // return;
1009                                 // We WANT to continue here, and play the demo with different csprogs!
1010                                 // After all, this is just a warning. Sure things may go wrong from here.
1011                         }
1012                         else
1013                         {
1014                                 Mem_Free(csprogsdata);
1015                                 Con_Printf("^1Your %s is not the same version as the server (CRC is %i/%i but should be %i/%i)\n", csqc_progname.string, csprogsdatacrc, (int)csprogsdatasize, requiredcrc, requiredsize);
1016                                 CL_Disconnect();
1017                                 return;
1018                         }
1019                 }
1020         }
1021         else
1022         {
1023                 if (requiredcrc >= 0)
1024                 {
1025                         if (cls.demoplayback)
1026                                 Con_Printf("CL_VM_Init: demo requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1027                         else
1028                                 Con_Printf("CL_VM_Init: server requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1029                         CL_Disconnect();
1030                 }
1031                 return;
1032         }
1033
1034         PRVM_Begin;
1035         PRVM_InitProg(PRVM_CLIENTPROG);
1036
1037         // allocate the mempools
1038         prog->progs_mempool = Mem_AllocPool(csqc_progname.string, 0, NULL);
1039         prog->edictprivate_size = 0; // no private struct used
1040         prog->name = CL_NAME;
1041         prog->num_edicts = 1;
1042         prog->max_edicts = 512;
1043         prog->limit_edicts = CL_MAX_EDICTS;
1044         prog->reserved_edicts = 0;
1045         prog->edictprivate_size = sizeof(edict_engineprivate_t);
1046         // TODO: add a shared extension string #define and add real support for csqc extension strings [12/5/2007 Black]
1047         prog->extensionstring = vm_sv_extensions;
1048         prog->builtins = vm_cl_builtins;
1049         prog->numbuiltins = vm_cl_numbuiltins;
1050         prog->begin_increase_edicts = CL_VM_CB_BeginIncreaseEdicts;
1051         prog->end_increase_edicts = CL_VM_CB_EndIncreaseEdicts;
1052         prog->init_edict = CL_VM_CB_InitEdict;
1053         prog->free_edict = CL_VM_CB_FreeEdict;
1054         prog->count_edicts = CL_VM_CB_CountEdicts;
1055         prog->load_edict = CL_VM_CB_LoadEdict;
1056         prog->init_cmd = VM_CL_Cmd_Init;
1057         prog->reset_cmd = VM_CL_Cmd_Reset;
1058         prog->error_cmd = CL_VM_Error;
1059         prog->ExecuteProgram = CLVM_ExecuteProgram;
1060
1061         PRVM_LoadProgs(csprogsfn, cl_numrequiredfunc, cl_required_func, CL_REQFIELDS, cl_reqfields, CL_REQGLOBALS, cl_reqglobals);
1062
1063         if (!prog->loaded)
1064         {
1065                 CL_VM_Error("CSQC %s ^2failed to load\n", csprogsfn);
1066                 if(!sv.active)
1067                         CL_Disconnect();
1068                 Mem_Free(csprogsdata);
1069                 return;
1070         }
1071
1072         Con_DPrintf("CSQC %s ^5loaded (crc=%i, size=%i)\n", csprogsfn, csprogsdatacrc, (int)csprogsdatasize);
1073
1074         if(cls.demorecording)
1075         {
1076                 if(cls.demo_lastcsprogssize != csprogsdatasize || cls.demo_lastcsprogscrc != csprogsdatacrc)
1077                 {
1078                         int i;
1079                         static char buf[NET_MAXMESSAGE];
1080                         sizebuf_t sb;
1081                         unsigned char *demobuf; fs_offset_t demofilesize;
1082
1083                         sb.data = (unsigned char *) buf;
1084                         sb.maxsize = sizeof(buf);
1085                         i = 0;
1086
1087                         CL_CutDemo(&demobuf, &demofilesize);
1088                         while(MakeDownloadPacket(csqc_progname.string, csprogsdata, (size_t)csprogsdatasize, csprogsdatacrc, i++, &sb, cls.protocol))
1089                                 CL_WriteDemoMessage(&sb);
1090                         CL_PasteDemo(&demobuf, &demofilesize);
1091
1092                         cls.demo_lastcsprogssize = csprogsdatasize;
1093                         cls.demo_lastcsprogscrc = csprogsdatacrc;
1094                 }
1095         }
1096         Mem_Free(csprogsdata);
1097
1098         // check if OP_STATE animation is possible in this dat file
1099         if (prog->fieldoffsets.nextthink >= 0 && prog->fieldoffsets.frame >= 0 && prog->fieldoffsets.think >= 0 && prog->globaloffsets.self >= 0)
1100                 prog->flag |= PRVM_OP_STATE;
1101
1102         // set time
1103         PRVM_clientglobalfloat(time) = cl.time;
1104         PRVM_clientglobaledict(self) = 0;
1105
1106         PRVM_clientglobalstring(mapname) = PRVM_SetEngineString(cl.worldname);
1107         PRVM_clientglobalfloat(player_localentnum) = cl.playerentity;
1108
1109         // set map description (use world entity 0)
1110         PRVM_clientedictstring(prog->edicts, message) = PRVM_SetEngineString(cl.worldmessage);
1111         VectorCopy(cl.world.mins, PRVM_clientedictvector(prog->edicts, mins));
1112         VectorCopy(cl.world.maxs, PRVM_clientedictvector(prog->edicts, maxs));
1113
1114         // call the prog init
1115         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Init), "QC function CSQC_Init is missing");
1116
1117         PRVM_End;
1118         cl.csqc_loaded = true;
1119
1120         cl.csqc_vidvars.drawcrosshair = false;
1121         cl.csqc_vidvars.drawenginesbar = false;
1122
1123         // Update Coop and Deathmatch Globals (at this point the client knows them from ServerInfo)
1124         CL_VM_UpdateCoopDeathmatchGlobals(cl.gametype);
1125 }
1126
1127 void CL_VM_ShutDown (void)
1128 {
1129         Cmd_ClearCsqcFuncs();
1130         //Cvar_SetValueQuick(&csqc_progcrc, -1);
1131         //Cvar_SetValueQuick(&csqc_progsize, -1);
1132         if(!cl.csqc_loaded)
1133                 return;
1134         CSQC_BEGIN
1135                 PRVM_clientglobalfloat(time) = cl.time;
1136                 PRVM_clientglobaledict(self) = 0;
1137                 if (PRVM_clientfunction(CSQC_Shutdown))
1138                         PRVM_ExecuteProgram(PRVM_clientfunction(CSQC_Shutdown), "QC function CSQC_Shutdown is missing");
1139                 PRVM_ResetProg();
1140         CSQC_END
1141         Con_DPrint("CSQC ^1unloaded\n");
1142         cl.csqc_loaded = false;
1143 }
1144
1145 qboolean CL_VM_GetEntitySoundOrigin(int entnum, vec3_t out)
1146 {
1147         prvm_edict_t *ed;
1148         dp_model_t *mod;
1149         matrix4x4_t matrix;
1150         qboolean r = 0;
1151
1152         CSQC_BEGIN;
1153
1154         // FIXME consider attachments here!
1155
1156         ed = PRVM_EDICT_NUM(entnum - MAX_EDICTS);
1157
1158         if(!ed->priv.required->free)
1159         {
1160                 mod = CL_GetModelFromEdict(ed);
1161                 VectorCopy(PRVM_clientedictvector(ed, origin), out);
1162                 if(CL_GetTagMatrix (&matrix, ed, 0) == 0)
1163                         Matrix4x4_OriginFromMatrix(&matrix, out);
1164                 if (mod && mod->soundfromcenter)
1165                         VectorMAMAM(1.0f, out, 0.5f, mod->normalmins, 0.5f, mod->normalmaxs, out);
1166                 r = 1;
1167         }
1168
1169         CSQC_END;
1170
1171         return r;
1172 }
1173
1174 qboolean CL_VM_TransformView(int entnum, matrix4x4_t *viewmatrix, mplane_t *clipplane, vec3_t visorigin)
1175 {
1176         qboolean ret = false;
1177         prvm_edict_t *ed;
1178         vec3_t forward, left, up, origin, ang;
1179         matrix4x4_t mat, matq;
1180
1181         CSQC_BEGIN
1182                 ed = PRVM_EDICT_NUM(entnum);
1183                 // camera:
1184                 //   camera_transform
1185                 if(PRVM_clientedictfunction(ed, camera_transform))
1186                 {
1187                         ret = true;
1188                         if(viewmatrix || clipplane || visorigin)
1189                         {
1190                                 Matrix4x4_ToVectors(viewmatrix, forward, left, up, origin);
1191                                 AnglesFromVectors(ang, forward, up, false);
1192                                 PRVM_clientglobalfloat(time) = cl.time;
1193                                 PRVM_clientglobaledict(self) = entnum;
1194                                 VectorCopy(origin, PRVM_G_VECTOR(OFS_PARM0));
1195                                 VectorCopy(ang, PRVM_G_VECTOR(OFS_PARM1));
1196                                 VectorCopy(forward, PRVM_clientglobalvector(v_forward));
1197                                 VectorScale(left, -1, PRVM_clientglobalvector(v_right));
1198                                 VectorCopy(up, PRVM_clientglobalvector(v_up));
1199                                 VectorCopy(origin, PRVM_clientglobalvector(trace_endpos));
1200                                 PRVM_ExecuteProgram(PRVM_clientedictfunction(ed, camera_transform), "QC function e.camera_transform is missing");
1201                                 VectorCopy(PRVM_G_VECTOR(OFS_RETURN), origin);
1202                                 VectorCopy(PRVM_clientglobalvector(v_forward), forward);
1203                                 VectorScale(PRVM_clientglobalvector(v_right), -1, left);
1204                                 VectorCopy(PRVM_clientglobalvector(v_up), up);
1205                                 VectorCopy(PRVM_clientglobalvector(trace_endpos), visorigin);
1206                                 Matrix4x4_Invert_Full(&mat, viewmatrix);
1207                                 Matrix4x4_FromVectors(viewmatrix, forward, left, up, origin);
1208                                 Matrix4x4_Concat(&matq, viewmatrix, &mat);
1209                                 Matrix4x4_TransformPositivePlane(&matq, clipplane->normal[0], clipplane->normal[1], clipplane->normal[2], clipplane->dist, &clipplane->normal[0]);
1210                         }
1211                 }
1212         CSQC_END
1213
1214         return ret;
1215 }