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