csprogs.c

   1 #include "quakedef.h"
   2 #include "progsvm.h"
   3 #include "clprogdefs.h"
   4 #include "csprogs.h"
   5 #include "cl_collision.h"
   6
   7 //============================================================================
   8 // Client prog handling
   9 //[515]: omg !!! optimize it ! a lot of hacks here and there also :P
  10
  11 #define CSQC_RETURNVAL  prog->globals.generic[OFS_RETURN]
  12 #define CSQC_BEGIN              csqc_tmpprog=prog;prog=0;PRVM_SetProg(PRVM_CLIENTPROG);
  13 #define CSQC_END                prog=csqc_tmpprog;
  14 static prvm_prog_t *csqc_tmpprog;
  15
  16 //[515]: these are required funcs
  17 static char *cl_required_func[] =
  18 {
  19         "CSQC_Init",
  20         "CSQC_InputEvent",
  21         "CSQC_UpdateView",
  22         "CSQC_ConsoleCommand",
  23         "CSQC_Shutdown"
  24 };
  25
  26 static int cl_numrequiredfunc = sizeof(cl_required_func) / sizeof(char*);
  27
  28 static char                             *csqc_printtextbuf = NULL;
  29 static unsigned short   *csqc_sv2csqcents;      //[515]: server entities numbers on client side. FIXME : make pointers instead of numbers ?
  30
  31 qboolean csqc_loaded = false;
  32
  33 vec3_t csqc_origin, csqc_angles;
  34 static double csqc_frametime = 0;
  35
  36 static mempool_t *csqc_mempool;
  37
  38 void CL_VM_Error (const char *format, ...) DP_FUNC_PRINTF(1);
  39 void CL_VM_Error (const char *format, ...)      //[515]: hope it will be never executed =)
  40 {
  41         char errorstring[4096];
  42         va_list argptr;
  43
  44         va_start (argptr, format);
  45         dpvsnprintf (errorstring, sizeof(errorstring), format, argptr);
  46         va_end (argptr);
  47 //      Con_Printf( "CL_VM_Error: %s\n", errorstring );
  48
  49         PRVM_Crash();
  50         csqc_loaded = false;
  51         Mem_FreePool(&csqc_mempool);
  52
  53         Cvar_SetValueQuick(&csqc_progcrc, -1);
  54         Cvar_SetValueQuick(&csqc_progsize, -1);
  55
  56 //      Host_AbortCurrentFrame();       //[515]: hmmm... if server says it needs csqc then client MUST disconnect
  57         Host_Error(va("CL_VM_Error: %s", errorstring));
  58 }
  59
  60 //[515]: set globals before calling R_UpdateView, WEIRD CRAP
  61 static void CSQC_SetGlobals (void)
  62 {
  63         //extern cvar_t sv_accelerate, sv_friction, sv_gravity, sv_stopspeed, sv_maxspeed;
  64
  65         CSQC_BEGIN
  66                 prog->globals.client->time = cl.time;
  67                 prog->globals.client->frametime = cl.time - csqc_frametime;
  68                 csqc_frametime = cl.time;
  69                 prog->globals.client->servercommandframe = cls.servermovesequence;
  70                 prog->globals.client->clientcommandframe = cls.movesequence;
  71                 VectorCopy(cl.viewangles, prog->globals.client->input_angles);
  72                 VectorCopy(cl.viewangles, csqc_angles);
  73                 prog->globals.client->input_buttons = cl.cmd.buttons;
  74                 VectorSet(prog->globals.client->input_movevalues, cl.cmd.forwardmove, cl.cmd.sidemove, cl.cmd.upmove);
  75                 //VectorCopy(cl.movement_origin, csqc_origin);
  76                 Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, csqc_origin);
  77                 VectorCopy(csqc_origin, prog->globals.client->pmove_org);
  78                 prog->globals.client->maxclients = cl.maxclients;
  79                 //VectorCopy(cl.movement_velocity, prog->globals.client->pmove_vel);
  80                 VectorCopy(cl.velocity, prog->globals.client->pmove_vel);
  81         CSQC_END
  82 }
  83
  84 void CSQC_Predraw (prvm_edict_t *ed)
  85 {
  86         int b;
  87         if(!ed->fields.client->predraw)
  88                 return;
  89         b = prog->globals.client->self;
  90         prog->globals.client->self = PRVM_EDICT_TO_PROG(ed);
  91         PRVM_ExecuteProgram(ed->fields.client->predraw, "CSQC_Predraw: NULL function\n");
  92         prog->globals.client->self = b;
  93 }
  94
  95 void CSQC_Think (prvm_edict_t *ed)
  96 {
  97         int b;
  98         if(ed->fields.client->think)
  99         if(ed->fields.client->nextthink && ed->fields.client->nextthink <= prog->globals.client->time)
 100         {
 101                 ed->fields.client->nextthink = 0;
 102                 b = prog->globals.client->self;
 103                 prog->globals.client->self = PRVM_EDICT_TO_PROG(ed);
 104                 PRVM_ExecuteProgram(ed->fields.client->think, "CSQC_Think: NULL function\n");
 105                 prog->globals.client->self = b;
 106         }
 107 }
 108
 109 extern cvar_t cl_noplayershadow;
 110 qboolean CSQC_AddRenderEdict(prvm_edict_t *ed)
 111 {
 112         int i, renderflags;
 113         float scale;
 114         prvm_eval_t *val;
 115         entity_t *e;
 116         model_t *model;
 117         matrix4x4_t tagmatrix, matrix2;
 118
 119         model = CL_GetModelFromEdict(ed);
 120         if (!model)
 121                 return false;
 122
 123         e = CL_NewTempEntity();
 124         if (!e)
 125                 return false;
 126
 127         e->render.model = model;
 128         e->render.colormap = (int)ed->fields.client->colormap;
 129         e->render.frame = (int)ed->fields.client->frame;
 130         e->render.skinnum = (int)ed->fields.client->skin;
 131         e->render.effects |= e->render.model->flags2 & (EF_FULLBRIGHT | EF_ADDITIVE);
 132         scale = 1;
 133         renderflags = 0;
 134         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.renderflags)) && val->_float)     renderflags = (int)val->_float;
 135         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.alpha)) && val->_float)           e->render.alpha = val->_float;
 136         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.scale)) && val->_float)           e->render.scale = scale = val->_float;
 137         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, e->render.colormod);
 138         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.effects)) && val->_float) e->render.effects = (int)val->_float;
 139         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.tag_entity)) && val->edict)
 140         {
 141                 int tagentity;
 142                 int tagindex = 0;
 143                 tagentity = val->edict;
 144                 if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.tag_index)) && val->_float)
 145                         tagindex = (int)val->_float;
 146                 // FIXME: calculate tag matrix
 147                 Matrix4x4_CreateIdentity(&tagmatrix);
 148         }
 149         else
 150                 Matrix4x4_CreateIdentity(&tagmatrix);
 151
 152         if (renderflags & RF_USEAXIS)
 153         {
 154                 vec3_t left;
 155                 VectorNegate(prog->globals.client->v_right, left);
 156                 Matrix4x4_FromVectors(&matrix2, prog->globals.client->v_forward, left, prog->globals.client->v_up, ed->fields.client->origin);
 157                 Matrix4x4_Scale(&matrix2, scale, 1);
 158         }
 159         else
 160         {
 161                 vec3_t angles;
 162                 VectorCopy(ed->fields.client->angles, angles);
 163                 // if model is alias, reverse pitch direction
 164                 if (e->render.model->type == mod_alias)
 165                         angles[0] = -angles[0];
 166
 167                 // set up the render matrix
 168                 Matrix4x4_CreateFromQuakeEntity(&matrix2, ed->fields.client->origin[0], ed->fields.client->origin[1], ed->fields.client->origin[2], angles[0], angles[1], angles[2], scale);
 169         }
 170
 171         // FIXME: csqc has frame1/frame2/frame1time/frame2time/lerpfrac but this implementation's cl_entvars_t lacks those fields
 172         e->render.frame1 = e->render.frame = ed->fields.client->frame;
 173         e->render.frame1time = e->render.frame2time = 0;
 174         e->render.framelerp = 0;
 175
 176         // concat the matrices to make the entity relative to its tag
 177         Matrix4x4_Concat(&e->render.matrix, &tagmatrix, &matrix2);
 178         // make the other useful stuff
 179         CL_UpdateRenderEntity(&e->render);
 180
 181         i = 0;
 182         if((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.renderflags)) && val->_float)
 183         {
 184                 i = (int)val->_float;
 185                 if(i & RF_VIEWMODEL)    e->render.flags |= RENDER_VIEWMODEL;
 186                 if(i & RF_EXTERNALMODEL)e->render.flags |= RENDER_EXTERIORMODEL;
 187                 if(i & RF_DEPTHHACK)    e->render.effects |= EF_NODEPTHTEST;
 188                 if(i & RF_ADDITIVE)             e->render.effects |= EF_ADDITIVE;
 189         }
 190
 191         // either fullbright or lit
 192         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
 193                 e->render.flags |= RENDER_LIGHT;
 194         // hide player shadow during intermission or nehahra movie
 195         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
 196          &&  (e->render.alpha >= 1)
 197          && !(e->render.flags & RENDER_VIEWMODEL)
 198          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
 199                 e->render.flags |= RENDER_SHADOW;
 200
 201         return true;
 202 }
 203
 204 qboolean CL_VM_InputEvent (qboolean pressed, int key)
 205 {
 206         qboolean r;
 207         if(!csqc_loaded)
 208                 return false;
 209         CSQC_BEGIN
 210                 prog->globals.client->time = cl.time;
 211                 PRVM_G_FLOAT(OFS_PARM0) = pressed;
 212                 PRVM_G_FLOAT(OFS_PARM1) = key;
 213                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_InputEvent, "QC function CSQC_InputEvent is missing");
 214                 r = CSQC_RETURNVAL;
 215         CSQC_END
 216         return r;
 217 }
 218
 219 qboolean CL_VM_UpdateView (void)
 220 {
 221 //      vec3_t oldangles;
 222         if(!csqc_loaded)
 223                 return false;
 224         CSQC_BEGIN
 225                 //VectorCopy(cl.viewangles, oldangles);
 226                 prog->globals.client->time = cl.time;
 227                 CSQC_SetGlobals();
 228                 // clear renderable entity and light lists to prevent crashes if the
 229                 // CSQC_UpdateView function does not call R_ClearScene as it should
 230                 r_refdef.numentities = 0;
 231                 r_refdef.numlights = 0;
 232                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_UpdateView, "QC function CSQC_UpdateView is missing");
 233                 //VectorCopy(oldangles, cl.viewangles);
 234         CSQC_END
 235         return true;
 236 }
 237
 238 extern sizebuf_t vm_tempstringsbuf;
 239 qboolean CL_VM_ConsoleCommand (const char *cmd)
 240 {
 241         int restorevm_tempstringsbuf_cursize;
 242         qboolean r;
 243         if(!csqc_loaded)
 244                 return false;
 245         CSQC_BEGIN
 246                 prog->globals.client->time = cl.time;
 247                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 248                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(cmd);
 249                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_ConsoleCommand, "QC function CSQC_ConsoleCommand is missing");
 250                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 251                 r = CSQC_RETURNVAL;
 252         CSQC_END
 253         return r;
 254 }
 255
 256 qboolean CL_VM_Parse_TempEntity (void)
 257 {
 258         int                     t;
 259         qboolean        r = false;
 260         if(!csqc_loaded)
 261                 return false;
 262         CSQC_BEGIN
 263         if(prog->funcoffsets.CSQC_Parse_TempEntity)
 264         {
 265                 t = msg_readcount;
 266                 prog->globals.client->time = cl.time;
 267                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Parse_TempEntity, "QC function CSQC_Parse_TempEntity is missing");
 268                 r = CSQC_RETURNVAL;
 269                 if(!r)
 270                 {
 271                         msg_readcount = t;
 272                         msg_badread = false;
 273                 }
 274         }
 275         CSQC_END
 276         return r;
 277 }
 278
 279 void CL_VM_Parse_StuffCmd (const char *msg)
 280 {
 281         int restorevm_tempstringsbuf_cursize;
 282         if(msg[0] == 'c')
 283         if(msg[1] == 's')
 284         if(msg[2] == 'q')
 285         if(msg[3] == 'c')
 286         {
 287                 // if this is setting a csqc variable, deprotect csqc_progcrc
 288                 // temporarily so that it can be set by the cvar command,
 289                 // and then reprotect it afterwards
 290                 int crcflags = csqc_progcrc.flags;
 291                 int sizeflags = csqc_progcrc.flags;
 292                 csqc_progcrc.flags &= ~CVAR_READONLY;
 293                 csqc_progsize.flags &= ~CVAR_READONLY;
 294                 Cmd_ExecuteString (msg, src_command);
 295                 csqc_progcrc.flags = crcflags;
 296                 csqc_progsize.flags = sizeflags;
 297                 return;
 298         }
 299         if(!csqc_loaded)
 300         {
 301                 Cbuf_AddText(msg);
 302                 return;
 303         }
 304         CSQC_BEGIN
 305         if(prog->funcoffsets.CSQC_Parse_StuffCmd)
 306         {
 307                 prog->globals.client->time = cl.time;
 308                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 309                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
 310                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Parse_StuffCmd, "QC function CSQC_Parse_StuffCmd is missing");
 311                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 312         }
 313         else
 314                 Cbuf_AddText(msg);
 315         CSQC_END
 316 }
 317
 318 static void CL_VM_Parse_Print (const char *msg)
 319 {
 320         int restorevm_tempstringsbuf_cursize;
 321         prog->globals.client->time = cl.time;
 322         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 323         PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
 324         PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Parse_Print, "QC function CSQC_Parse_Print is missing");
 325         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 326 }
 327
 328 void CSQC_AddPrintText (const char *msg)
 329 {
 330         size_t i;
 331         if(!csqc_loaded)
 332         {
 333                 Con_Print(msg);
 334                 return;
 335         }
 336         CSQC_BEGIN
 337         if(prog->funcoffsets.CSQC_Parse_Print)
 338         {
 339                 // FIXME: is this bugged?
 340                 i = strlen(msg)-1;
 341                 if(msg[i] != '\n' && msg[i] != '\r')
 342                 {
 343                         if(strlen(csqc_printtextbuf)+i >= MAX_INPUTLINE)
 344                         {
 345                                 CL_VM_Parse_Print(csqc_printtextbuf);
 346                                 csqc_printtextbuf[0] = 0;
 347                         }
 348                         else
 349                                 strlcat(csqc_printtextbuf, msg, MAX_INPUTLINE);
 350                         return;
 351                 }
 352                 strlcat(csqc_printtextbuf, msg, MAX_INPUTLINE);
 353                 CL_VM_Parse_Print(csqc_printtextbuf);
 354                 csqc_printtextbuf[0] = 0;
 355         }
 356         else
 357                 Con_Print(msg);
 358         CSQC_END
 359 }
 360
 361 void CL_VM_Parse_CenterPrint (const char *msg)
 362 {
 363         int restorevm_tempstringsbuf_cursize;
 364         if(!csqc_loaded)
 365         {
 366                 SCR_CenterPrint((char*)msg);
 367                 return;
 368         }
 369         CSQC_BEGIN
 370         if(prog->funcoffsets.CSQC_Parse_CenterPrint)
 371         {
 372                 prog->globals.client->time = cl.time;
 373                 restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 374                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(msg);
 375                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Parse_CenterPrint, "QC function CSQC_Parse_CenterPrint is missing");
 376                 vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 377         }
 378         else
 379                 SCR_CenterPrint((char*)msg);
 380         CSQC_END
 381 }
 382
 383 float CL_VM_Event (float event)         //[515]: needed ? I'd say "YES", but don't know for what :D
 384 {
 385         float r = 0;
 386         if(!csqc_loaded)
 387                 return 0;
 388         CSQC_BEGIN
 389         if(prog->funcoffsets.CSQC_Event)
 390         {
 391                 prog->globals.client->time = cl.time;
 392                 PRVM_G_FLOAT(OFS_PARM0) = event;
 393                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Event, "QC function CSQC_Event is missing");
 394                 r = CSQC_RETURNVAL;
 395         }
 396         CSQC_END
 397         return r;
 398 }
 399
 400 void CSQC_ReadEntities (void)
 401 {
 402         unsigned short entnum, oldself, realentnum;
 403         CSQC_BEGIN
 404                 prog->globals.client->time = cl.time;
 405                 oldself = prog->globals.client->self;
 406                 while(1)
 407                 {
 408                         entnum = MSG_ReadShort();
 409                         if(!entnum)
 410                                 return;
 411                         realentnum = entnum & 0x7FFF;
 412                         prog->globals.client->self = csqc_sv2csqcents[realentnum];
 413                         if(entnum & 0x8000)
 414                         {
 415                                 if(prog->globals.client->self)
 416                                 {
 417                                         PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Ent_Remove, "QC function CSQC_Ent_Remove is missing");
 418                                         csqc_sv2csqcents[realentnum] = 0;
 419                                 }
 420                                 else
 421                                         Con_Printf("Smth bad happens in csqc...\n");    //[515]: never happens ?
 422                         }
 423                         else
 424                         {
 425                                 if(!prog->globals.client->self)
 426                                 {
 427                                         prvm_edict_t    *ed;
 428                                         ed = PRVM_ED_Alloc();
 429                                         ed->fields.client->entnum = realentnum;
 430                                         prog->globals.client->self = csqc_sv2csqcents[realentnum] = PRVM_EDICT_TO_PROG(ed);
 431                                         PRVM_G_FLOAT(OFS_PARM0) = 1;
 432                                 }
 433                                 else
 434                                         PRVM_G_FLOAT(OFS_PARM0) = 0;
 435                                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Ent_Update, "QC function CSQC_Ent_Update is missing");
 436                         }
 437                 }
 438                 prog->globals.client->self = oldself;
 439         CSQC_END
 440 }
 441
 442 void CL_VM_CB_BeginIncreaseEdicts(void)
 443 {
 444         int i;
 445         prvm_edict_t *ent;
 446
 447         // links don't survive the transition, so unlink everything
 448         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
 449         {
 450                 if (!ent->priv.server->free)
 451                         World_UnlinkEdict(prog->edicts + i);
 452                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
 453         }
 454         World_Clear(&cl.world);
 455 }
 456
 457 void CL_VM_CB_EndIncreaseEdicts(void)
 458 {
 459         int i;
 460         prvm_edict_t *ent;
 461
 462         // link every entity except world
 463         for (i = 1, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
 464                 if (!ent->priv.server->free)
 465                         CL_LinkEdict(ent);
 466 }
 467
 468 void CL_VM_CB_InitEdict(prvm_edict_t *e)
 469 {
 470         e->priv.server->move = false; // don't move on first frame
 471 }
 472
 473 void CL_VM_CB_FreeEdict(prvm_edict_t *ed)
 474 {
 475         World_UnlinkEdict(ed);
 476         memset(ed->fields.client, 0, sizeof(*ed->fields.client));
 477 }
 478
 479 void CL_VM_CB_CountEdicts(void)
 480 {
 481         int             i;
 482         prvm_edict_t    *ent;
 483         int             active = 0, models = 0, solid = 0;
 484
 485         for (i=0 ; i<prog->num_edicts ; i++)
 486         {
 487                 ent = PRVM_EDICT_NUM(i);
 488                 if (ent->priv.server->free)
 489                         continue;
 490                 active++;
 491                 if (ent->fields.client->solid)
 492                         solid++;
 493                 if (ent->fields.client->model)
 494                         models++;
 495         }
 496
 497         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
 498         Con_Printf("active    :%3i\n", active);
 499         Con_Printf("view      :%3i\n", models);
 500         Con_Printf("touch     :%3i\n", solid);
 501 }
 502
 503 qboolean CL_VM_CB_LoadEdict(prvm_edict_t *ent)
 504 {
 505         return true;
 506 }
 507
 508 void Cmd_ClearCsqcFuncs (void);
 509
 510 void CL_VM_Init (void)
 511 {
 512         unsigned char *csprogsdata;
 513         fs_offset_t csprogsdatasize;
 514         int csprogsdatacrc, requiredcrc;
 515         int requiredsize;
 516
 517         // reset csqc_progcrc after reading it, so that changing servers doesn't
 518         // expect csqc on the next server
 519         requiredcrc = csqc_progcrc.integer;
 520         requiredsize = csqc_progsize.integer;
 521         Cvar_SetValueQuick(&csqc_progcrc, -1);
 522         Cvar_SetValueQuick(&csqc_progsize, -1);
 523
 524         csqc_loaded = false;
 525         memset(cl.csqc_model_precache, 0, sizeof(cl.csqc_model_precache));
 526         memset(&cl.csqc_vidvars, true, sizeof(csqc_vidvars_t));
 527
 528         // if the server is not requesting a csprogs, then we're done here
 529         if (requiredcrc < 0)
 530                 return;
 531
 532         // see if the requested csprogs.dat file matches the requested crc
 533         csprogsdatacrc = -1;
 534         csprogsdata = FS_LoadFile(va("dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc), tempmempool, true, &csprogsdatasize);
 535         if (!csprogsdata)
 536                 csprogsdata = FS_LoadFile(csqc_progname.string, tempmempool, true, &csprogsdatasize);
 537         if (csprogsdata)
 538         {
 539                 csprogsdatacrc = CRC_Block(csprogsdata, csprogsdatasize);
 540                 Mem_Free(csprogsdata);
 541                 if (csprogsdatacrc != requiredcrc || csprogsdatasize != requiredsize)
 542                 {
 543                         if (cls.demoplayback)
 544                         {
 545                                 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);
 546                                 return;
 547                         }
 548                         else
 549                         {
 550                                 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);
 551                                 CL_Disconnect();
 552                                 return;
 553                         }
 554                 }
 555         }
 556         else
 557         {
 558                 if (requiredcrc >= 0)
 559                 {
 560                         if (cls.demoplayback)
 561                                 Con_Printf("CL_VM_Init: demo requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
 562                         else
 563                                 Con_Printf("CL_VM_Init: server requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
 564                         CL_Disconnect();
 565                 }
 566                 return;
 567         }
 568
 569         PRVM_Begin;
 570         PRVM_InitProg(PRVM_CLIENTPROG);
 571
 572         csqc_mempool = Mem_AllocPool("CSQC", 0, NULL);
 573
 574         // allocate the mempools
 575         prog->progs_mempool = Mem_AllocPool(csqc_progname.string, 0, NULL);
 576         prog->headercrc = CL_PROGHEADER_CRC;
 577         prog->edictprivate_size = 0; // no private struct used
 578         prog->name = CL_NAME;
 579         prog->num_edicts = 1;
 580         prog->max_edicts = 512;
 581         prog->limit_edicts = CL_MAX_EDICTS;
 582         prog->reserved_edicts = 0;
 583         prog->edictprivate_size = sizeof(edict_engineprivate_t);
 584         prog->extensionstring = vm_sv_extensions;
 585         prog->builtins = vm_cl_builtins;
 586         prog->numbuiltins = vm_cl_numbuiltins;
 587         prog->begin_increase_edicts = CL_VM_CB_BeginIncreaseEdicts;
 588         prog->end_increase_edicts = CL_VM_CB_EndIncreaseEdicts;
 589         prog->init_edict = CL_VM_CB_InitEdict;
 590         prog->free_edict = CL_VM_CB_FreeEdict;
 591         prog->count_edicts = CL_VM_CB_CountEdicts;
 592         prog->load_edict = CL_VM_CB_LoadEdict;
 593         prog->init_cmd = VM_CL_Cmd_Init;
 594         prog->reset_cmd = VM_CL_Cmd_Reset;
 595         prog->error_cmd = CL_VM_Error;
 596
 597         PRVM_LoadProgs(csqc_progname.string, cl_numrequiredfunc, cl_required_func, 0, NULL, 0, NULL);
 598
 599         if (!prog->loaded)
 600         {
 601                 CL_VM_Error("CSQC ^2failed to load\n");
 602                 if(!sv.active)
 603                         CL_Disconnect();
 604                 return;
 605         }
 606
 607         Con_Printf("CSQC ^5loaded (crc=%i, size=%i)\n", csprogsdatacrc, (int)csprogsdatasize);
 608
 609         // check if OP_STATE animation is possible in this dat file
 610         if (prog->fieldoffsets.nextthink >= 0 && prog->fieldoffsets.frame >= 0 && prog->fieldoffsets.think >= 0 && prog->globaloffsets.self >= 0)
 611                 prog->flag |= PRVM_OP_STATE;
 612
 613         //[515]: optional fields & funcs
 614         if(prog->funcoffsets.CSQC_Parse_Print)
 615         {
 616                 csqc_printtextbuf = (char *)Mem_Alloc(csqc_mempool, MAX_INPUTLINE);
 617                 csqc_printtextbuf[0] = 0;
 618         }
 619
 620         if (cl.worldmodel)
 621         {
 622                 VectorCopy(cl.worldmodel->normalmins, cl.world.areagrid_mins);
 623                 VectorCopy(cl.worldmodel->normalmaxs, cl.world.areagrid_maxs);
 624         }
 625         else
 626         {
 627                 VectorSet(cl.world.areagrid_mins, -4096, -4096, -4096);
 628                 VectorSet(cl.world.areagrid_maxs, 4096, 4096, 4096);
 629         }
 630         World_Clear(&cl.world);
 631
 632         // set time
 633         prog->globals.client->time = cl.time;
 634         csqc_frametime = 0;
 635
 636         prog->globals.client->mapname = PRVM_SetEngineString(cl.worldmodel->name);
 637         prog->globals.client->player_localentnum = cl.playerentity;
 638
 639         // call the prog init
 640         PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Init, "QC function CSQC_Init is missing");
 641
 642         PRVM_End;
 643         csqc_loaded = true;
 644
 645         csqc_sv2csqcents = (unsigned short *)Mem_Alloc(csqc_mempool, MAX_EDICTS*sizeof(unsigned short));
 646         memset(csqc_sv2csqcents, 0, MAX_EDICTS*sizeof(unsigned short));
 647
 648         cl.csqc_vidvars.drawcrosshair = false;
 649         cl.csqc_vidvars.drawenginesbar = false;
 650 }
 651
 652 void CL_VM_ShutDown (void)
 653 {
 654         Cmd_ClearCsqcFuncs();
 655         Cvar_SetValueQuick(&csqc_progcrc, -1);
 656         Cvar_SetValueQuick(&csqc_progsize, -1);
 657         if(!csqc_loaded)
 658                 return;
 659         CSQC_BEGIN
 660                 prog->globals.client->time = cl.time;
 661                 PRVM_ExecuteProgram(prog->funcoffsets.CSQC_Shutdown, "QC function CSQC_Shutdown is missing");
 662                 PRVM_ResetProg();
 663         CSQC_END
 664         Con_Print("CSQC ^1unloaded\n");
 665         csqc_loaded = false;
 666         Mem_FreePool(&csqc_mempool);
 667 }