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
  16 #define CSQC_END
  17
  18 void CL_VM_PreventInformationLeaks(void)
  19 {
  20         prvm_prog_t *prog = CLVM_prog;
  21         if(!cl.csqc_loaded)
  22                 return;
  23         CSQC_BEGIN
  24                 VM_ClearTraceGlobals(prog);
  25                 PRVM_clientglobalfloat(trace_networkentity) = 0;
  26         CSQC_END
  27 }
  28
  29 //[515]: these are required funcs
  30 static const char *cl_required_func[] =
  31 {
  32         "CSQC_Init",
  33         "CSQC_InputEvent",
  34         "CSQC_UpdateView",
  35         "CSQC_ConsoleCommand",
  36 };
  37
  38 static int cl_numrequiredfunc = sizeof(cl_required_func) / sizeof(char*);
  39
  40 #define CL_REQFIELDS (sizeof(cl_reqfields) / sizeof(prvm_required_field_t))
  41
  42 prvm_required_field_t cl_reqfields[] =
  43 {
  44 #define PRVM_DECLARE_serverglobalfloat(x)
  45 #define PRVM_DECLARE_serverglobalvector(x)
  46 #define PRVM_DECLARE_serverglobalstring(x)
  47 #define PRVM_DECLARE_serverglobaledict(x)
  48 #define PRVM_DECLARE_serverglobalfunction(x)
  49 #define PRVM_DECLARE_clientglobalfloat(x)
  50 #define PRVM_DECLARE_clientglobalvector(x)
  51 #define PRVM_DECLARE_clientglobalstring(x)
  52 #define PRVM_DECLARE_clientglobaledict(x)
  53 #define PRVM_DECLARE_clientglobalfunction(x)
  54 #define PRVM_DECLARE_menuglobalfloat(x)
  55 #define PRVM_DECLARE_menuglobalvector(x)
  56 #define PRVM_DECLARE_menuglobalstring(x)
  57 #define PRVM_DECLARE_menuglobaledict(x)
  58 #define PRVM_DECLARE_menuglobalfunction(x)
  59 #define PRVM_DECLARE_serverfieldfloat(x)
  60 #define PRVM_DECLARE_serverfieldvector(x)
  61 #define PRVM_DECLARE_serverfieldstring(x)
  62 #define PRVM_DECLARE_serverfieldedict(x)
  63 #define PRVM_DECLARE_serverfieldfunction(x)
  64 #define PRVM_DECLARE_clientfieldfloat(x) {ev_float, #x },
  65 #define PRVM_DECLARE_clientfieldvector(x) {ev_vector, #x },
  66 #define PRVM_DECLARE_clientfieldstring(x) {ev_string, #x },
  67 #define PRVM_DECLARE_clientfieldedict(x) {ev_entity, #x },
  68 #define PRVM_DECLARE_clientfieldfunction(x) {ev_function, #x },
  69 #define PRVM_DECLARE_menufieldfloat(x)
  70 #define PRVM_DECLARE_menufieldvector(x)
  71 #define PRVM_DECLARE_menufieldstring(x)
  72 #define PRVM_DECLARE_menufieldedict(x)
  73 #define PRVM_DECLARE_menufieldfunction(x)
  74 #define PRVM_DECLARE_serverfunction(x)
  75 #define PRVM_DECLARE_clientfunction(x)
  76 #define PRVM_DECLARE_menufunction(x)
  77 #define PRVM_DECLARE_field(x)
  78 #define PRVM_DECLARE_global(x)
  79 #define PRVM_DECLARE_function(x)
  80 #include "prvm_offsets.h"
  81 #undef PRVM_DECLARE_serverglobalfloat
  82 #undef PRVM_DECLARE_serverglobalvector
  83 #undef PRVM_DECLARE_serverglobalstring
  84 #undef PRVM_DECLARE_serverglobaledict
  85 #undef PRVM_DECLARE_serverglobalfunction
  86 #undef PRVM_DECLARE_clientglobalfloat
  87 #undef PRVM_DECLARE_clientglobalvector
  88 #undef PRVM_DECLARE_clientglobalstring
  89 #undef PRVM_DECLARE_clientglobaledict
  90 #undef PRVM_DECLARE_clientglobalfunction
  91 #undef PRVM_DECLARE_menuglobalfloat
  92 #undef PRVM_DECLARE_menuglobalvector
  93 #undef PRVM_DECLARE_menuglobalstring
  94 #undef PRVM_DECLARE_menuglobaledict
  95 #undef PRVM_DECLARE_menuglobalfunction
  96 #undef PRVM_DECLARE_serverfieldfloat
  97 #undef PRVM_DECLARE_serverfieldvector
  98 #undef PRVM_DECLARE_serverfieldstring
  99 #undef PRVM_DECLARE_serverfieldedict
 100 #undef PRVM_DECLARE_serverfieldfunction
 101 #undef PRVM_DECLARE_clientfieldfloat
 102 #undef PRVM_DECLARE_clientfieldvector
 103 #undef PRVM_DECLARE_clientfieldstring
 104 #undef PRVM_DECLARE_clientfieldedict
 105 #undef PRVM_DECLARE_clientfieldfunction
 106 #undef PRVM_DECLARE_menufieldfloat
 107 #undef PRVM_DECLARE_menufieldvector
 108 #undef PRVM_DECLARE_menufieldstring
 109 #undef PRVM_DECLARE_menufieldedict
 110 #undef PRVM_DECLARE_menufieldfunction
 111 #undef PRVM_DECLARE_serverfunction
 112 #undef PRVM_DECLARE_clientfunction
 113 #undef PRVM_DECLARE_menufunction
 114 #undef PRVM_DECLARE_field
 115 #undef PRVM_DECLARE_global
 116 #undef PRVM_DECLARE_function
 117 };
 118
 119 #define CL_REQGLOBALS (sizeof(cl_reqglobals) / sizeof(prvm_required_field_t))
 120
 121 prvm_required_field_t cl_reqglobals[] =
 122 {
 123 #define PRVM_DECLARE_serverglobalfloat(x)
 124 #define PRVM_DECLARE_serverglobalvector(x)
 125 #define PRVM_DECLARE_serverglobalstring(x)
 126 #define PRVM_DECLARE_serverglobaledict(x)
 127 #define PRVM_DECLARE_serverglobalfunction(x)
 128 #define PRVM_DECLARE_clientglobalfloat(x) {ev_float, #x},
 129 #define PRVM_DECLARE_clientglobalvector(x) {ev_vector, #x},
 130 #define PRVM_DECLARE_clientglobalstring(x) {ev_string, #x},
 131 #define PRVM_DECLARE_clientglobaledict(x) {ev_entity, #x},
 132 #define PRVM_DECLARE_clientglobalfunction(x) {ev_function, #x},
 133 #define PRVM_DECLARE_menuglobalfloat(x)
 134 #define PRVM_DECLARE_menuglobalvector(x)
 135 #define PRVM_DECLARE_menuglobalstring(x)
 136 #define PRVM_DECLARE_menuglobaledict(x)
 137 #define PRVM_DECLARE_menuglobalfunction(x)
 138 #define PRVM_DECLARE_serverfieldfloat(x)
 139 #define PRVM_DECLARE_serverfieldvector(x)
 140 #define PRVM_DECLARE_serverfieldstring(x)
 141 #define PRVM_DECLARE_serverfieldedict(x)
 142 #define PRVM_DECLARE_serverfieldfunction(x)
 143 #define PRVM_DECLARE_clientfieldfloat(x)
 144 #define PRVM_DECLARE_clientfieldvector(x)
 145 #define PRVM_DECLARE_clientfieldstring(x)
 146 #define PRVM_DECLARE_clientfieldedict(x)
 147 #define PRVM_DECLARE_clientfieldfunction(x)
 148 #define PRVM_DECLARE_menufieldfloat(x)
 149 #define PRVM_DECLARE_menufieldvector(x)
 150 #define PRVM_DECLARE_menufieldstring(x)
 151 #define PRVM_DECLARE_menufieldedict(x)
 152 #define PRVM_DECLARE_menufieldfunction(x)
 153 #define PRVM_DECLARE_serverfunction(x)
 154 #define PRVM_DECLARE_clientfunction(x)
 155 #define PRVM_DECLARE_menufunction(x)
 156 #define PRVM_DECLARE_field(x)
 157 #define PRVM_DECLARE_global(x)
 158 #define PRVM_DECLARE_function(x)
 159 #include "prvm_offsets.h"
 160 #undef PRVM_DECLARE_serverglobalfloat
 161 #undef PRVM_DECLARE_serverglobalvector
 162 #undef PRVM_DECLARE_serverglobalstring
 163 #undef PRVM_DECLARE_serverglobaledict
 164 #undef PRVM_DECLARE_serverglobalfunction
 165 #undef PRVM_DECLARE_clientglobalfloat
 166 #undef PRVM_DECLARE_clientglobalvector
 167 #undef PRVM_DECLARE_clientglobalstring
 168 #undef PRVM_DECLARE_clientglobaledict
 169 #undef PRVM_DECLARE_clientglobalfunction
 170 #undef PRVM_DECLARE_menuglobalfloat
 171 #undef PRVM_DECLARE_menuglobalvector
 172 #undef PRVM_DECLARE_menuglobalstring
 173 #undef PRVM_DECLARE_menuglobaledict
 174 #undef PRVM_DECLARE_menuglobalfunction
 175 #undef PRVM_DECLARE_serverfieldfloat
 176 #undef PRVM_DECLARE_serverfieldvector
 177 #undef PRVM_DECLARE_serverfieldstring
 178 #undef PRVM_DECLARE_serverfieldedict
 179 #undef PRVM_DECLARE_serverfieldfunction
 180 #undef PRVM_DECLARE_clientfieldfloat
 181 #undef PRVM_DECLARE_clientfieldvector
 182 #undef PRVM_DECLARE_clientfieldstring
 183 #undef PRVM_DECLARE_clientfieldedict
 184 #undef PRVM_DECLARE_clientfieldfunction
 185 #undef PRVM_DECLARE_menufieldfloat
 186 #undef PRVM_DECLARE_menufieldvector
 187 #undef PRVM_DECLARE_menufieldstring
 188 #undef PRVM_DECLARE_menufieldedict
 189 #undef PRVM_DECLARE_menufieldfunction
 190 #undef PRVM_DECLARE_serverfunction
 191 #undef PRVM_DECLARE_clientfunction
 192 #undef PRVM_DECLARE_menufunction
 193 #undef PRVM_DECLARE_field
 194 #undef PRVM_DECLARE_global
 195 #undef PRVM_DECLARE_function
 196 };
 197
 198 void CL_VM_UpdateDmgGlobals (int dmg_take, int dmg_save, vec3_t dmg_origin)
 199 {
 200         prvm_prog_t *prog = CLVM_prog;
 201         if(cl.csqc_loaded)
 202         {
 203                 CSQC_BEGIN
 204                 PRVM_clientglobalfloat(dmg_take) = dmg_take;
 205                 PRVM_clientglobalfloat(dmg_save) = dmg_save;
 206                 VectorCopy(dmg_origin, PRVM_clientglobalvector(dmg_origin));
 207                 CSQC_END
 208         }
 209 }
 210
 211 void CSQC_UpdateNetworkTimes(double newtime, double oldtime)
 212 {
 213         prvm_prog_t *prog = CLVM_prog;
 214         if(!cl.csqc_loaded)
 215                 return;
 216         CSQC_BEGIN
 217         PRVM_clientglobalfloat(servertime) = newtime;
 218         PRVM_clientglobalfloat(serverprevtime) = oldtime;
 219         PRVM_clientglobalfloat(serverdeltatime) = newtime - oldtime;
 220         CSQC_END
 221 }
 222
 223 //[515]: set globals before calling R_UpdateView, WEIRD CRAP
 224 static void CSQC_SetGlobals (void)
 225 {
 226         prvm_prog_t *prog = CLVM_prog;
 227         CSQC_BEGIN
 228                 PRVM_clientglobalfloat(time) = cl.time;
 229                 PRVM_clientglobalfloat(frametime) = max(0, cl.time - cl.oldtime);
 230                 PRVM_clientglobalfloat(servercommandframe) = cls.servermovesequence;
 231                 PRVM_clientglobalfloat(clientcommandframe) = cl.movecmd[0].sequence;
 232                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(input_angles));
 233                 // // FIXME: this actually belongs into getinputstate().. [12/17/2007 Black]
 234                 PRVM_clientglobalfloat(input_buttons) = cl.movecmd[0].buttons;
 235                 VectorSet(PRVM_clientglobalvector(input_movevalues), cl.movecmd[0].forwardmove, cl.movecmd[0].sidemove, cl.movecmd[0].upmove);
 236                 VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
 237                 VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
 238
 239                 // LordHavoc: Spike says not to do this, but without pmove_org the
 240                 // CSQC is useless as it can't alter the view origin without
 241                 // completely replacing it
 242                 Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, PRVM_clientglobalvector(pmove_org));
 243                 VectorCopy(cl.movement_velocity, PRVM_clientglobalvector(pmove_vel));
 244                 PRVM_clientglobalfloat(pmove_onground) = cl.onground;
 245                 PRVM_clientglobalfloat(pmove_inwater) = cl.inwater;
 246
 247                 VectorCopy(cl.viewangles, PRVM_clientglobalvector(view_angles));
 248                 VectorCopy(cl.punchangle, PRVM_clientglobalvector(view_punchangle));
 249                 VectorCopy(cl.punchvector, PRVM_clientglobalvector(view_punchvector));
 250                 PRVM_clientglobalfloat(maxclients) = cl.maxclients;
 251
 252                 CSQC_R_RecalcView();
 253         CSQC_END
 254 }
 255
 256 void CSQC_Predraw (prvm_edict_t *ed)
 257 {
 258         prvm_prog_t *prog = CLVM_prog;
 259         int b;
 260         if(!PRVM_clientedictfunction(ed, predraw))
 261                 return;
 262         b = PRVM_clientglobaledict(self);
 263         PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
 264         prog->ExecuteProgram(prog, PRVM_clientedictfunction(ed, predraw), "CSQC_Predraw: NULL function\n");
 265         PRVM_clientglobaledict(self) = b;
 266 }
 267
 268 void CSQC_Think (prvm_edict_t *ed)
 269 {
 270         prvm_prog_t *prog = CLVM_prog;
 271         int b;
 272         if(PRVM_clientedictfunction(ed, think))
 273         if(PRVM_clientedictfloat(ed, nextthink) && PRVM_clientedictfloat(ed, nextthink) <= PRVM_clientglobalfloat(time))
 274         {
 275                 PRVM_clientedictfloat(ed, nextthink) = 0;
 276                 b = PRVM_clientglobaledict(self);
 277                 PRVM_clientglobaledict(self) = PRVM_EDICT_TO_PROG(ed);
 278                 prog->ExecuteProgram(prog, PRVM_clientedictfunction(ed, think), "CSQC_Think: NULL function\n");
 279                 PRVM_clientglobaledict(self) = b;
 280         }
 281 }
 282
 283 extern cvar_t cl_noplayershadow;
 284 extern cvar_t r_equalize_entities_fullbright;
 285 qboolean CSQC_AddRenderEdict(prvm_edict_t *ed, int edictnum)
 286 {
 287         prvm_prog_t *prog = CLVM_prog;
 288         int renderflags;
 289         int c;
 290         float scale;
 291         entity_render_t *entrender;
 292         dp_model_t *model;
 293
 294         model = CL_GetModelFromEdict(ed);
 295         if (!model)
 296                 return false;
 297
 298         if (edictnum)
 299         {
 300                 if (r_refdef.scene.numentities >= r_refdef.scene.maxentities)
 301                         return false;
 302                 entrender = cl.csqcrenderentities + edictnum;
 303                 r_refdef.scene.entities[r_refdef.scene.numentities++] = entrender;
 304                 entrender->entitynumber = edictnum + MAX_EDICTS;
 305                 //entrender->shadertime = 0; // shadertime was set by spawn()
 306                 entrender->flags = 0;
 307                 entrender->alpha = 1;
 308                 entrender->scale = 1;
 309                 VectorSet(entrender->colormod, 1, 1, 1);
 310                 VectorSet(entrender->glowmod, 1, 1, 1);
 311                 entrender->allowdecals = true;
 312         }
 313         else
 314         {
 315                 entrender = CL_NewTempEntity(0);
 316                 if (!entrender)
 317                         return false;
 318         }
 319
 320         entrender->userwavefunc_param[0] = PRVM_clientedictfloat(ed, userwavefunc_param0);
 321         entrender->userwavefunc_param[1] = PRVM_clientedictfloat(ed, userwavefunc_param1);
 322         entrender->userwavefunc_param[2] = PRVM_clientedictfloat(ed, userwavefunc_param2);
 323         entrender->userwavefunc_param[3] = PRVM_clientedictfloat(ed, userwavefunc_param3);
 324
 325         entrender->model = model;
 326         entrender->skinnum = (int)PRVM_clientedictfloat(ed, skin);
 327         entrender->effects |= entrender->model->effects;
 328         renderflags = (int)PRVM_clientedictfloat(ed, renderflags);
 329         entrender->alpha = PRVM_clientedictfloat(ed, alpha);
 330         entrender->scale = scale = PRVM_clientedictfloat(ed, scale);
 331         VectorCopy(PRVM_clientedictvector(ed, colormod), entrender->colormod);
 332         VectorCopy(PRVM_clientedictvector(ed, glowmod), entrender->glowmod);
 333         if(PRVM_clientedictfloat(ed, effects))  entrender->effects |= (int)PRVM_clientedictfloat(ed, effects);
 334         if (!entrender->alpha)
 335                 entrender->alpha = 1.0f;
 336         if (!entrender->scale)
 337                 entrender->scale = scale = 1.0f;
 338         if (!VectorLength2(entrender->colormod))
 339                 VectorSet(entrender->colormod, 1, 1, 1);
 340         if (!VectorLength2(entrender->glowmod))
 341                 VectorSet(entrender->glowmod, 1, 1, 1);
 342
 343         // LordHavoc: use the CL_GetTagMatrix function on self to ensure consistent behavior (duplicate code would be bad)
 344         CL_GetTagMatrix(prog, &entrender->matrix, ed, 0);
 345
 346         // set up the animation data
 347         VM_GenerateFrameGroupBlend(prog, ed->priv.server->framegroupblend, ed);
 348         VM_FrameBlendFromFrameGroupBlend(ed->priv.server->frameblend, ed->priv.server->framegroupblend, model);
 349         VM_UpdateEdictSkeleton(prog, ed, model, ed->priv.server->frameblend);
 350         if (PRVM_clientedictfloat(ed, shadertime)) // hack for csprogs.dat files that do not set shadertime, leaves the value at entity spawn time
 351                 entrender->shadertime = PRVM_clientedictfloat(ed, shadertime);
 352
 353         // transparent offset
 354         if (renderflags & RF_USETRANSPARENTOFFSET)
 355                 entrender->transparent_offset = PRVM_clientglobalfloat(transparent_offset);
 356
 357         // model light
 358         if (renderflags & RF_MODELLIGHT)
 359         {
 360                 if(PRVM_clientedictvector(ed, modellight_ambient)) VectorCopy(PRVM_clientedictvector(ed, modellight_ambient), entrender->modellight_ambient);
 361                 if(PRVM_clientedictvector(ed, modellight_diffuse)) VectorCopy(PRVM_clientedictvector(ed, modellight_diffuse), entrender->modellight_diffuse);
 362                 if(PRVM_clientedictvector(ed, modellight_dir))     VectorCopy(PRVM_clientedictvector(ed, modellight_dir), entrender->modellight_lightdir);
 363                 entrender->flags |= RENDER_CUSTOMIZEDMODELLIGHT;
 364         }
 365
 366         if(renderflags)
 367         {
 368                 if(renderflags & RF_VIEWMODEL) entrender->flags |= RENDER_VIEWMODEL | RENDER_NODEPTHTEST;
 369                 if(renderflags & RF_EXTERNALMODEL) entrender->flags |= RENDER_EXTERIORMODEL;
 370                 if(renderflags & RF_WORLDOBJECT) entrender->flags |= RENDER_WORLDOBJECT;
 371                 if(renderflags & RF_DEPTHHACK) entrender->flags |= RENDER_NODEPTHTEST;
 372                 if(renderflags & RF_ADDITIVE) entrender->flags |= RENDER_ADDITIVE;
 373         }
 374
 375         c = (int)PRVM_clientedictfloat(ed, colormap);
 376         if (c <= 0)
 377                 CL_SetEntityColormapColors(entrender, -1);
 378         else if (c <= cl.maxclients && cl.scores != NULL)
 379                 CL_SetEntityColormapColors(entrender, cl.scores[c-1].colors);
 380         else
 381                 CL_SetEntityColormapColors(entrender, c);
 382
 383         entrender->flags &= ~(RENDER_SHADOW | RENDER_LIGHT | RENDER_NOSELFSHADOW);
 384         // either fullbright or lit
 385         if(!r_fullbright.integer)
 386         {
 387                 if (!(entrender->effects & EF_FULLBRIGHT) && !(renderflags & RF_FULLBRIGHT))
 388                         entrender->flags |= RENDER_LIGHT;
 389                 else if(r_equalize_entities_fullbright.integer)
 390                         entrender->flags |= RENDER_LIGHT | RENDER_EQUALIZE;
 391         }
 392         // hide player shadow during intermission or nehahra movie
 393         if (!(entrender->effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
 394          &&  (entrender->alpha >= 1)
 395          && !(renderflags & RF_NOSHADOW)
 396          && !(entrender->flags & RENDER_VIEWMODEL)
 397          && (!(entrender->flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
 398                 entrender->flags |= RENDER_SHADOW;
 399         if (entrender->flags & RENDER_VIEWMODEL)
 400                 entrender->flags |= RENDER_NOSELFSHADOW;
 401         if (entrender->effects & EF_NOSELFSHADOW)
 402                 entrender->flags |= RENDER_NOSELFSHADOW;
 403         if (entrender->effects & EF_NODEPTHTEST)
 404                 entrender->flags |= RENDER_NODEPTHTEST;
 405         if (entrender->effects & EF_ADDITIVE)
 406                 entrender->flags |= RENDER_ADDITIVE;
 407         if (entrender->effects & EF_DOUBLESIDED)
 408                 entrender->flags |= RENDER_DOUBLESIDED;
 409
 410         // make the other useful stuff
 411         memcpy(entrender->framegroupblend, ed->priv.server->framegroupblend, sizeof(ed->priv.server->framegroupblend));
 412         CL_UpdateRenderEntity(entrender);
 413         // override animation data with full control
 414         memcpy(entrender->frameblend, ed->priv.server->frameblend, sizeof(ed->priv.server->frameblend));
 415         if (ed->priv.server->skeleton.relativetransforms)
 416                 entrender->skeleton = &ed->priv.server->skeleton;
 417         else
 418                 entrender->skeleton = NULL;
 419
 420         return true;
 421 }
 422
 423 // 0 = keydown, key, character (EXT_CSQC)
 424 // 1 = keyup, key, character (EXT_CSQC)
 425 // 2 = mousemove relative, x, y (EXT_CSQC)
 426 // 3 = mousemove absolute, x, y (DP_CSQC)
 427 qboolean CL_VM_InputEvent (int eventtype, int x, int y)
 428 {
 429         prvm_prog_t *prog = CLVM_prog;
 430         qboolean r;
 431
 432         if(!cl.csqc_loaded)
 433                 return false;
 434
 435         CSQC_BEGIN
 436                 if (!PRVM_clientfunction(CSQC_InputEvent))
 437                         r = false;
 438                 else
 439                 {
 440                         PRVM_clientglobalfloat(time) = cl.time;
 441                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 442                         PRVM_G_FLOAT(OFS_PARM0) = eventtype;
 443                         PRVM_G_FLOAT(OFS_PARM1) = x; // key or x
 444                         PRVM_G_FLOAT(OFS_PARM2) = y; // ascii or y
 445                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_InputEvent), "QC function CSQC_InputEvent is missing");
 446                         r = CSQC_RETURNVAL != 0;
 447                 }
 448         CSQC_END
 449         return r;
 450 }
 451
 452 extern r_refdef_view_t csqc_original_r_refdef_view;
 453 extern r_refdef_view_t csqc_main_r_refdef_view;
 454 qboolean CL_VM_UpdateView (void)
 455 {
 456         prvm_prog_t *prog = CLVM_prog;
 457         vec3_t emptyvector;
 458         emptyvector[0] = 0;
 459         emptyvector[1] = 0;
 460         emptyvector[2] = 0;
 461 //      vec3_t oldangles;
 462         if(!cl.csqc_loaded)
 463                 return false;
 464         R_TimeReport("pre-UpdateView");
 465         CSQC_BEGIN
 466                 r_refdef.view.ismain = true;
 467                 csqc_original_r_refdef_view = r_refdef.view;
 468                 csqc_main_r_refdef_view = r_refdef.view;
 469                 //VectorCopy(cl.viewangles, oldangles);
 470                 PRVM_clientglobalfloat(time) = cl.time;
 471                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 472                 CSQC_SetGlobals();
 473                 // clear renderable entity and light lists to prevent crashes if the
 474                 // CSQC_UpdateView function does not call R_ClearScene as it should
 475                 r_refdef.scene.numentities = 0;
 476                 r_refdef.scene.numlights = 0;
 477                 // pass in width and height as parameters (EXT_CSQC_1)
 478                 PRVM_G_FLOAT(OFS_PARM0) = vid.width;
 479                 PRVM_G_FLOAT(OFS_PARM1) = vid.height;
 480                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_UpdateView), "QC function CSQC_UpdateView is missing");
 481                 //VectorCopy(oldangles, cl.viewangles);
 482                 // Dresk : Reset Dmg Globals Here
 483                 CL_VM_UpdateDmgGlobals(0, 0, emptyvector);
 484                 r_refdef.view = csqc_main_r_refdef_view;
 485                 R_RenderView_UpdateViewVectors(); // we have to do this, as we undid the scene render doing this for us
 486         CSQC_END
 487
 488         R_TimeReport("UpdateView");
 489         return true;
 490 }
 491
 492 qboolean CL_VM_ConsoleCommand (const char *cmd)
 493 {
 494         prvm_prog_t *prog = CLVM_prog;
 495         int restorevm_tempstringsbuf_cursize;
 496         qboolean r = false;
 497         if(!cl.csqc_loaded)
 498                 return false;
 499         CSQC_BEGIN
 500         if (PRVM_clientfunction(CSQC_ConsoleCommand))
 501         {
 502                 PRVM_clientglobalfloat(time) = cl.time;
 503                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 504                 restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
 505                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(prog, cmd);
 506                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_ConsoleCommand), "QC function CSQC_ConsoleCommand is missing");
 507                 prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 508                 r = CSQC_RETURNVAL != 0;
 509         }
 510         CSQC_END
 511         return r;
 512 }
 513
 514 qboolean CL_VM_Parse_TempEntity (void)
 515 {
 516         prvm_prog_t *prog = CLVM_prog;
 517         int                     t;
 518         qboolean        r = false;
 519         if(!cl.csqc_loaded)
 520                 return false;
 521         CSQC_BEGIN
 522         if(PRVM_clientfunction(CSQC_Parse_TempEntity))
 523         {
 524                 t = cl_message.readcount;
 525                 PRVM_clientglobalfloat(time) = cl.time;
 526                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 527                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Parse_TempEntity), "QC function CSQC_Parse_TempEntity is missing");
 528                 r = CSQC_RETURNVAL != 0;
 529                 if(!r)
 530                 {
 531                         cl_message.readcount = t;
 532                         cl_message.badread = false;
 533                 }
 534         }
 535         CSQC_END
 536         return r;
 537 }
 538
 539 void CL_VM_Parse_StuffCmd (const char *msg)
 540 {
 541         prvm_prog_t *prog = CLVM_prog;
 542         int restorevm_tempstringsbuf_cursize;
 543         if(msg[0] == 'c')
 544         if(msg[1] == 's')
 545         if(msg[2] == 'q')
 546         if(msg[3] == 'c')
 547         {
 548                 // if this is setting a csqc variable, deprotect csqc_progcrc
 549                 // temporarily so that it can be set by the cvar command,
 550                 // and then reprotect it afterwards
 551                 int crcflags = csqc_progcrc.flags;
 552                 int sizeflags = csqc_progcrc.flags;
 553                 csqc_progcrc.flags &= ~CVAR_READONLY;
 554                 csqc_progsize.flags &= ~CVAR_READONLY;
 555                 Cmd_ExecuteString (msg, src_command, true);
 556                 csqc_progcrc.flags = crcflags;
 557                 csqc_progsize.flags = sizeflags;
 558                 return;
 559         }
 560
 561         if(cls.demoplayback)
 562         if(!strncmp(msg, "curl --clear_autodownload\ncurl --pak --forthismap --as ", 55))
 563         {
 564                 // special handling for map download commands
 565                 // run these commands IMMEDIATELY, instead of waiting for a client frame
 566                 // that way, there is no black screen when playing back demos
 567                 // I know this is a really ugly hack, but I can't think of any better way
 568                 // FIXME find the actual CAUSE of this, and make demo playback WAIT
 569                 // until all maps are loaded, then remove this hack
 570
 571                 char buf[MAX_INPUTLINE];
 572                 const char *p, *q;
 573                 size_t l;
 574
 575                 p = msg;
 576
 577                 for(;;)
 578                 {
 579                         q = strchr(p, '\n');
 580                         if(q)
 581                                 l = q - p;
 582                         else
 583                                 l = strlen(p);
 584                         if(l > sizeof(buf) - 1)
 585                                 l = sizeof(buf) - 1;
 586                         strlcpy(buf, p, l + 1); // strlcpy needs a + 1 as it includes the newline!
 587
 588                         Cmd_ExecuteString(buf, src_command, true);
 589
 590                         p += l;
 591                         if(*p == '\n')
 592                                 ++p; // skip the newline and continue
 593                         else
 594                                 break; // end of string or overflow
 595                 }
 596                 Cmd_ExecuteString("curl --clear_autodownload", src_command, true); // don't inhibit CSQC loading
 597                 return;
 598         }
 599
 600         if(!cl.csqc_loaded)
 601         {
 602                 Cbuf_AddText(msg);
 603                 return;
 604         }
 605         CSQC_BEGIN
 606         if(PRVM_clientfunction(CSQC_Parse_StuffCmd))
 607         {
 608                 PRVM_clientglobalfloat(time) = cl.time;
 609                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 610                 restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
 611                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(prog, msg);
 612                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Parse_StuffCmd), "QC function CSQC_Parse_StuffCmd is missing");
 613                 prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 614         }
 615         else
 616                 Cbuf_AddText(msg);
 617         CSQC_END
 618 }
 619
 620 static void CL_VM_Parse_Print (const char *msg)
 621 {
 622         prvm_prog_t *prog = CLVM_prog;
 623         int restorevm_tempstringsbuf_cursize;
 624         PRVM_clientglobalfloat(time) = cl.time;
 625         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 626         restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
 627         PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(prog, msg);
 628         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Parse_Print), "QC function CSQC_Parse_Print is missing");
 629         prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 630 }
 631
 632 void CSQC_AddPrintText (const char *msg)
 633 {
 634         prvm_prog_t *prog = CLVM_prog;
 635         size_t i;
 636         if(!cl.csqc_loaded)
 637         {
 638                 Con_Print(msg);
 639                 return;
 640         }
 641         CSQC_BEGIN
 642         if(PRVM_clientfunction(CSQC_Parse_Print))
 643         {
 644                 // FIXME: is this bugged?
 645                 i = strlen(msg)-1;
 646                 if(msg[i] != '\n' && msg[i] != '\r')
 647                 {
 648                         if(strlen(cl.csqc_printtextbuf)+i >= MAX_INPUTLINE)
 649                         {
 650                                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
 651                                 cl.csqc_printtextbuf[0] = 0;
 652                         }
 653                         else
 654                                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
 655                         return;
 656                 }
 657                 strlcat(cl.csqc_printtextbuf, msg, MAX_INPUTLINE);
 658                 CL_VM_Parse_Print(cl.csqc_printtextbuf);
 659                 cl.csqc_printtextbuf[0] = 0;
 660         }
 661         else
 662                 Con_Print(msg);
 663         CSQC_END
 664 }
 665
 666 void CL_VM_Parse_CenterPrint (const char *msg)
 667 {
 668         prvm_prog_t *prog = CLVM_prog;
 669         int restorevm_tempstringsbuf_cursize;
 670         if(!cl.csqc_loaded)
 671         {
 672                 SCR_CenterPrint(msg);
 673                 return;
 674         }
 675         CSQC_BEGIN
 676         if(PRVM_clientfunction(CSQC_Parse_CenterPrint))
 677         {
 678                 PRVM_clientglobalfloat(time) = cl.time;
 679                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 680                 restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
 681                 PRVM_G_INT(OFS_PARM0) = PRVM_SetTempString(prog, msg);
 682                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Parse_CenterPrint), "QC function CSQC_Parse_CenterPrint is missing");
 683                 prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 684         }
 685         else
 686                 SCR_CenterPrint(msg);
 687         CSQC_END
 688 }
 689
 690 void CL_VM_UpdateIntermissionState (int intermission)
 691 {
 692         prvm_prog_t *prog = CLVM_prog;
 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         prvm_prog_t *prog = CLVM_prog;
 703         if(cl.csqc_loaded)
 704         {
 705                 CSQC_BEGIN
 706                 PRVM_clientglobalfloat(sb_showscores) = showingscores;
 707                 CSQC_END
 708         }
 709 }
 710 qboolean CL_VM_Event_Sound(int sound_num, float volume, int channel, float attenuation, int ent, vec3_t pos, int flags, float speed)
 711 {
 712         prvm_prog_t *prog = CLVM_prog;
 713         qboolean r = false;
 714         if(cl.csqc_loaded)
 715         {
 716                 CSQC_BEGIN
 717                 if(PRVM_clientfunction(CSQC_Event_Sound))
 718                 {
 719                         PRVM_clientglobalfloat(time) = cl.time;
 720                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 721                         PRVM_G_FLOAT(OFS_PARM0) = ent;
 722                         PRVM_G_FLOAT(OFS_PARM1) = CHAN_ENGINE2USER(channel);
 723                         PRVM_G_INT(OFS_PARM2) = PRVM_SetTempString(prog, cl.sound_name[sound_num] );
 724                         PRVM_G_FLOAT(OFS_PARM3) = volume;
 725                         PRVM_G_FLOAT(OFS_PARM4) = attenuation;
 726                         VectorCopy(pos, PRVM_G_VECTOR(OFS_PARM5) );
 727                         PRVM_G_FLOAT(OFS_PARM6) = speed * 100.0f;
 728                         PRVM_G_FLOAT(OFS_PARM7) = flags; // flags
 729                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Event_Sound), "QC function CSQC_Event_Sound is missing");
 730                         r = CSQC_RETURNVAL != 0;
 731                 }
 732                 CSQC_END
 733         }
 734
 735         return r;
 736 }
 737 static void CL_VM_UpdateCoopDeathmatchGlobals (int gametype)
 738 {
 739         prvm_prog_t *prog = CLVM_prog;
 740         // Avoid global names for clean(er) coding
 741         int localcoop;
 742         int localdeathmatch;
 743
 744         if(cl.csqc_loaded)
 745         {
 746                 if(gametype == GAME_COOP)
 747                 {
 748                         localcoop = 1;
 749                         localdeathmatch = 0;
 750                 }
 751                 else
 752                 if(gametype == GAME_DEATHMATCH)
 753                 {
 754                         localcoop = 0;
 755                         localdeathmatch = 1;
 756                 }
 757                 else
 758                 {
 759                         // How did the ServerInfo send an unknown gametype?
 760                         // Better just assign the globals as 0...
 761                         localcoop = 0;
 762                         localdeathmatch = 0;
 763                 }
 764                 CSQC_BEGIN
 765                 PRVM_clientglobalfloat(coop) = localcoop;
 766                 PRVM_clientglobalfloat(deathmatch) = localdeathmatch;
 767                 CSQC_END
 768         }
 769 }
 770 #if 0
 771 static float CL_VM_Event (float event)          //[515]: needed ? I'd say "YES", but don't know for what :D
 772 {
 773         prvm_prog_t *prog = CLVM_prog;
 774         float r = 0;
 775         if(!cl.csqc_loaded)
 776                 return 0;
 777         CSQC_BEGIN
 778         if(PRVM_clientfunction(CSQC_Event))
 779         {
 780                 PRVM_clientglobalfloat(time) = cl.time;
 781                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[cl.playerentity];
 782                 PRVM_G_FLOAT(OFS_PARM0) = event;
 783                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Event), "QC function CSQC_Event is missing");
 784                 r = CSQC_RETURNVAL;
 785         }
 786         CSQC_END
 787         return r;
 788 }
 789 #endif
 790
 791 void CSQC_ReadEntities (void)
 792 {
 793         prvm_prog_t *prog = CLVM_prog;
 794         unsigned short entnum, oldself, realentnum;
 795         if(!cl.csqc_loaded)
 796         {
 797                 Host_Error ("CSQC_ReadEntities: CSQC is not loaded");
 798                 return;
 799         }
 800
 801         CSQC_BEGIN
 802                 PRVM_clientglobalfloat(time) = cl.time;
 803                 oldself = PRVM_clientglobaledict(self);
 804                 while(1)
 805                 {
 806                         entnum = MSG_ReadShort(&cl_message);
 807                         if(!entnum || cl_message.badread)
 808                                 break;
 809                         realentnum = entnum & 0x7FFF;
 810                         PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum];
 811                         if(entnum & 0x8000)
 812                         {
 813                                 if(PRVM_clientglobaledict(self))
 814                                 {
 815                                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Ent_Remove), "QC function CSQC_Ent_Remove is missing");
 816                                         cl.csqc_server2csqcentitynumber[realentnum] = 0;
 817                                 }
 818                                 else
 819                                 {
 820                                         // LordHavoc: removing an entity that is already gone on
 821                                         // the csqc side is possible for legitimate reasons (such
 822                                         // as a repeat of the remove message), so no warning is
 823                                         // needed
 824                                         //Con_Printf("Bad csqc_server2csqcentitynumber map\n"); //[515]: never happens ?
 825                                 }
 826                         }
 827                         else
 828                         {
 829                                 if(!PRVM_clientglobaledict(self))
 830                                 {
 831                                         if(!PRVM_clientfunction(CSQC_Ent_Spawn))
 832                                         {
 833                                                 prvm_edict_t    *ed;
 834                                                 ed = PRVM_ED_Alloc(prog);
 835                                                 PRVM_clientedictfloat(ed, entnum) = realentnum;
 836                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT_TO_PROG(ed);
 837                                         }
 838                                         else
 839                                         {
 840                                                 // entity( float entnum ) CSQC_Ent_Spawn;
 841                                                 // the qc function should set entnum, too (this way it also can return world [2/1/2008 Andreas]
 842                                                 PRVM_G_FLOAT(OFS_PARM0) = (float) realentnum;
 843                                                 // make sure no one gets wrong ideas
 844                                                 PRVM_clientglobaledict(self) = 0;
 845                                                 prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Ent_Spawn), "QC function CSQC_Ent_Spawn is missing");
 846                                                 PRVM_clientglobaledict(self) = cl.csqc_server2csqcentitynumber[realentnum] = PRVM_EDICT( PRVM_G_INT( OFS_RETURN ) );
 847                                         }
 848                                         PRVM_G_FLOAT(OFS_PARM0) = 1;
 849                                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
 850                                 }
 851                                 else {
 852                                         PRVM_G_FLOAT(OFS_PARM0) = 0;
 853                                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Ent_Update), "QC function CSQC_Ent_Update is missing");
 854                                 }
 855                         }
 856                 }
 857                 PRVM_clientglobaledict(self) = oldself;
 858         CSQC_END
 859 }
 860
 861 static void CLVM_begin_increase_edicts(prvm_prog_t *prog)
 862 {
 863         // links don't survive the transition, so unlink everything
 864         World_UnlinkAll(&cl.world);
 865 }
 866
 867 static void CLVM_end_increase_edicts(prvm_prog_t *prog)
 868 {
 869         int i;
 870         prvm_edict_t *ent;
 871
 872         // link every entity except world
 873         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
 874                 if (!ent->priv.server->free)
 875                         CL_LinkEdict(ent);
 876 }
 877
 878 static void CLVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
 879 {
 880         int edictnum = PRVM_NUM_FOR_EDICT(e);
 881         entity_render_t *entrender;
 882         CL_ExpandCSQCRenderEntities(edictnum);
 883         entrender = cl.csqcrenderentities + edictnum;
 884         e->priv.server->move = false; // don't move on first frame
 885         memset(entrender, 0, sizeof(*entrender));
 886         entrender->shadertime = cl.time;
 887 }
 888
 889 static void CLVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
 890 {
 891         entity_render_t *entrender = cl.csqcrenderentities + PRVM_NUM_FOR_EDICT(ed);
 892         R_DecalSystem_Reset(&entrender->decalsystem);
 893         memset(entrender, 0, sizeof(*entrender));
 894         World_UnlinkEdict(ed);
 895         memset(ed->fields.vp, 0, prog->entityfields * 4);
 896         VM_RemoveEdictSkeleton(prog, ed);
 897         World_Physics_RemoveFromEntity(&cl.world, ed);
 898         World_Physics_RemoveJointFromEntity(&cl.world, ed);
 899 }
 900
 901 static void CLVM_count_edicts(prvm_prog_t *prog)
 902 {
 903         int             i;
 904         prvm_edict_t    *ent;
 905         int             active = 0, models = 0, solid = 0;
 906
 907         for (i=0 ; i<prog->num_edicts ; i++)
 908         {
 909                 ent = PRVM_EDICT_NUM(i);
 910                 if (ent->priv.server->free)
 911                         continue;
 912                 active++;
 913                 if (PRVM_clientedictfloat(ent, solid))
 914                         solid++;
 915                 if (PRVM_clientedictstring(ent, model))
 916                         models++;
 917         }
 918
 919         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
 920         Con_Printf("active    :%3i\n", active);
 921         Con_Printf("view      :%3i\n", models);
 922         Con_Printf("touch     :%3i\n", solid);
 923 }
 924
 925 static qboolean CLVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
 926 {
 927         return true;
 928 }
 929
 930 // returns true if the packet is valid, false if end of file is reached
 931 // used for dumping the CSQC download into demo files
 932 qboolean MakeDownloadPacket(const char *filename, unsigned char *data, size_t len, int crc, int cnt, sizebuf_t *buf, int protocol)
 933 {
 934         int packetsize = buf->maxsize - 7; // byte short long
 935         int npackets = (len + packetsize - 1) / (packetsize);
 936         char vabuf[1024];
 937
 938         if(protocol == PROTOCOL_QUAKEWORLD)
 939                 return false; // CSQC can't run in QW anyway
 940
 941         SZ_Clear(buf);
 942         if(cnt == 0)
 943         {
 944                 MSG_WriteByte(buf, svc_stufftext);
 945                 MSG_WriteString(buf, va(vabuf, sizeof(vabuf), "\ncl_downloadbegin %lu %s\n", (unsigned long)len, filename));
 946                 return true;
 947         }
 948         else if(cnt >= 1 && cnt <= npackets)
 949         {
 950                 unsigned long thispacketoffset = (cnt - 1) * packetsize;
 951                 int thispacketsize = len - thispacketoffset;
 952                 if(thispacketsize > packetsize)
 953                         thispacketsize = packetsize;
 954
 955                 MSG_WriteByte(buf, svc_downloaddata);
 956                 MSG_WriteLong(buf, thispacketoffset);
 957                 MSG_WriteShort(buf, thispacketsize);
 958                 SZ_Write(buf, data + thispacketoffset, thispacketsize);
 959
 960                 return true;
 961         }
 962         else if(cnt == npackets + 1)
 963         {
 964                 MSG_WriteByte(buf, svc_stufftext);
 965                 MSG_WriteString(buf, va(vabuf, sizeof(vabuf), "\ncl_downloadfinished %lu %d\n", (unsigned long)len, crc));
 966                 return true;
 967         }
 968         return false;
 969 }
 970
 971 extern cvar_t csqc_usedemoprogs;
 972 void CL_VM_Init (void)
 973 {
 974         prvm_prog_t *prog = CLVM_prog;
 975         const char* csprogsfn = NULL;
 976         unsigned char *csprogsdata = NULL;
 977         fs_offset_t csprogsdatasize = 0;
 978         int csprogsdatacrc, requiredcrc;
 979         int requiredsize;
 980         char vabuf[1024];
 981
 982         // reset csqc_progcrc after reading it, so that changing servers doesn't
 983         // expect csqc on the next server
 984         requiredcrc = csqc_progcrc.integer;
 985         requiredsize = csqc_progsize.integer;
 986         Cvar_SetValueQuick(&csqc_progcrc, -1);
 987         Cvar_SetValueQuick(&csqc_progsize, -1);
 988
 989         // if the server is not requesting a csprogs, then we're done here
 990         if (requiredcrc < 0)
 991                 return;
 992
 993         // see if the requested csprogs.dat file matches the requested crc
 994         csprogsdatacrc = -1;
 995         if (!cls.demoplayback || csqc_usedemoprogs.integer)
 996         {
 997                 csprogsfn = va(vabuf, sizeof(vabuf), "dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc);
 998                 csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
 999         }
1000         if (!csprogsdata)
1001         {
1002                 csprogsfn = csqc_progname.string;
1003                 csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
1004         }
1005         if (csprogsdata)
1006         {
1007                 csprogsdatacrc = CRC_Block(csprogsdata, (size_t)csprogsdatasize);
1008                 if (csprogsdatacrc != requiredcrc || csprogsdatasize != requiredsize)
1009                 {
1010                         if (cls.demoplayback)
1011                         {
1012                                 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);
1013                                 // Mem_Free(csprogsdata);
1014                                 // return;
1015                                 // We WANT to continue here, and play the demo with different csprogs!
1016                                 // After all, this is just a warning. Sure things may go wrong from here.
1017                         }
1018                         else
1019                         {
1020                                 Mem_Free(csprogsdata);
1021                                 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);
1022                                 CL_Disconnect();
1023                                 return;
1024                         }
1025                 }
1026         }
1027         else
1028         {
1029                 if (requiredcrc >= 0)
1030                 {
1031                         if (cls.demoplayback)
1032                                 Con_Printf("CL_VM_Init: demo requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1033                         else
1034                                 Con_Printf("CL_VM_Init: server requires CSQC, but \"%s\" wasn't found\n", csqc_progname.string);
1035                         CL_Disconnect();
1036                 }
1037                 return;
1038         }
1039
1040         PRVM_Prog_Init(prog);
1041
1042         // allocate the mempools
1043         prog->progs_mempool = Mem_AllocPool(csqc_progname.string, 0, NULL);
1044         prog->edictprivate_size = 0; // no private struct used
1045         prog->name = "client";
1046         prog->num_edicts = 1;
1047         prog->max_edicts = 512;
1048         prog->limit_edicts = CL_MAX_EDICTS;
1049         prog->reserved_edicts = 0;
1050         prog->edictprivate_size = sizeof(edict_engineprivate_t);
1051         // TODO: add a shared extension string #define and add real support for csqc extension strings [12/5/2007 Black]
1052         prog->extensionstring = vm_sv_extensions;
1053         prog->builtins = vm_cl_builtins;
1054         prog->numbuiltins = vm_cl_numbuiltins;
1055
1056         // all callbacks must be defined (pointers are not checked before calling)
1057         prog->begin_increase_edicts = CLVM_begin_increase_edicts;
1058         prog->end_increase_edicts   = CLVM_end_increase_edicts;
1059         prog->init_edict            = CLVM_init_edict;
1060         prog->free_edict            = CLVM_free_edict;
1061         prog->count_edicts          = CLVM_count_edicts;
1062         prog->load_edict            = CLVM_load_edict;
1063         prog->init_cmd              = CLVM_init_cmd;
1064         prog->reset_cmd             = CLVM_reset_cmd;
1065         prog->error_cmd             = Host_Error;
1066         prog->ExecuteProgram        = CLVM_ExecuteProgram;
1067
1068         PRVM_Prog_Load(prog, csprogsfn, cl_numrequiredfunc, cl_required_func, CL_REQFIELDS, cl_reqfields, CL_REQGLOBALS, cl_reqglobals);
1069
1070         if (!prog->loaded)
1071         {
1072                 Host_Error("CSQC %s ^2failed to load\n", csprogsfn);
1073                 if(!sv.active)
1074                         CL_Disconnect();
1075                 Mem_Free(csprogsdata);
1076                 return;
1077         }
1078
1079         Con_DPrintf("CSQC %s ^5loaded (crc=%i, size=%i)\n", csprogsfn, csprogsdatacrc, (int)csprogsdatasize);
1080
1081         if(cls.demorecording)
1082         {
1083                 if(cls.demo_lastcsprogssize != csprogsdatasize || cls.demo_lastcsprogscrc != csprogsdatacrc)
1084                 {
1085                         int i;
1086                         static char buf[NET_MAXMESSAGE];
1087                         sizebuf_t sb;
1088                         unsigned char *demobuf; fs_offset_t demofilesize;
1089
1090                         sb.data = (unsigned char *) buf;
1091                         sb.maxsize = sizeof(buf);
1092                         i = 0;
1093
1094                         CL_CutDemo(&demobuf, &demofilesize);
1095                         while(MakeDownloadPacket(csqc_progname.string, csprogsdata, (size_t)csprogsdatasize, csprogsdatacrc, i++, &sb, cls.protocol))
1096                                 CL_WriteDemoMessage(&sb);
1097                         CL_PasteDemo(&demobuf, &demofilesize);
1098
1099                         cls.demo_lastcsprogssize = csprogsdatasize;
1100                         cls.demo_lastcsprogscrc = csprogsdatacrc;
1101                 }
1102         }
1103         Mem_Free(csprogsdata);
1104
1105         // check if OP_STATE animation is possible in this dat file
1106         if (prog->fieldoffsets.nextthink >= 0 && prog->fieldoffsets.frame >= 0 && prog->fieldoffsets.think >= 0 && prog->globaloffsets.self >= 0)
1107                 prog->flag |= PRVM_OP_STATE;
1108
1109         // set time
1110         PRVM_clientglobalfloat(time) = cl.time;
1111         PRVM_clientglobaledict(self) = 0;
1112
1113         PRVM_clientglobalstring(mapname) = PRVM_SetEngineString(prog, cl.worldname);
1114         PRVM_clientglobalfloat(player_localentnum) = cl.playerentity;
1115
1116         // set map description (use world entity 0)
1117         PRVM_clientedictstring(prog->edicts, message) = PRVM_SetEngineString(prog, cl.worldmessage);
1118         VectorCopy(cl.world.mins, PRVM_clientedictvector(prog->edicts, mins));
1119         VectorCopy(cl.world.maxs, PRVM_clientedictvector(prog->edicts, maxs));
1120
1121         // call the prog init
1122         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Init), "QC function CSQC_Init is missing");
1123
1124         cl.csqc_loaded = true;
1125
1126         cl.csqc_vidvars.drawcrosshair = false;
1127         cl.csqc_vidvars.drawenginesbar = false;
1128
1129         // Update Coop and Deathmatch Globals (at this point the client knows them from ServerInfo)
1130         CL_VM_UpdateCoopDeathmatchGlobals(cl.gametype);
1131 }
1132
1133 void CL_VM_ShutDown (void)
1134 {
1135         prvm_prog_t *prog = CLVM_prog;
1136         Cmd_ClearCsqcFuncs();
1137         //Cvar_SetValueQuick(&csqc_progcrc, -1);
1138         //Cvar_SetValueQuick(&csqc_progsize, -1);
1139         if(!cl.csqc_loaded)
1140                 return;
1141         CSQC_BEGIN
1142                 PRVM_clientglobalfloat(time) = cl.time;
1143                 PRVM_clientglobaledict(self) = 0;
1144                 if (PRVM_clientfunction(CSQC_Shutdown))
1145                         prog->ExecuteProgram(prog, PRVM_clientfunction(CSQC_Shutdown), "QC function CSQC_Shutdown is missing");
1146                 PRVM_Prog_Reset(prog);
1147         CSQC_END
1148         Con_DPrint("CSQC ^1unloaded\n");
1149         cl.csqc_loaded = false;
1150 }
1151
1152 qboolean CL_VM_GetEntitySoundOrigin(int entnum, vec3_t out)
1153 {
1154         prvm_prog_t *prog = CLVM_prog;
1155         prvm_edict_t *ed;
1156         dp_model_t *mod;
1157         matrix4x4_t matrix;
1158         qboolean r = 0;
1159
1160         CSQC_BEGIN;
1161
1162         // FIXME consider attachments here!
1163
1164         ed = PRVM_EDICT_NUM(entnum - MAX_EDICTS);
1165
1166         if(!ed->priv.required->free)
1167         {
1168                 mod = CL_GetModelFromEdict(ed);
1169                 VectorCopy(PRVM_clientedictvector(ed, origin), out);
1170                 if(CL_GetTagMatrix(prog, &matrix, ed, 0) == 0)
1171                         Matrix4x4_OriginFromMatrix(&matrix, out);
1172                 if (mod && mod->soundfromcenter)
1173                         VectorMAMAM(1.0f, out, 0.5f, mod->normalmins, 0.5f, mod->normalmaxs, out);
1174                 r = 1;
1175         }
1176
1177         CSQC_END;
1178
1179         return r;
1180 }
1181
1182 qboolean CL_VM_TransformView(int entnum, matrix4x4_t *viewmatrix, mplane_t *clipplane, vec3_t visorigin)
1183 {
1184         prvm_prog_t *prog = CLVM_prog;
1185         qboolean ret = false;
1186         prvm_edict_t *ed;
1187         vec3_t forward, left, up, origin, ang;
1188         matrix4x4_t mat, matq;
1189
1190         CSQC_BEGIN
1191                 ed = PRVM_EDICT_NUM(entnum);
1192                 // camera:
1193                 //   camera_transform
1194                 if(PRVM_clientedictfunction(ed, camera_transform))
1195                 {
1196                         ret = true;
1197                         if(viewmatrix || clipplane || visorigin)
1198                         {
1199                                 Matrix4x4_ToVectors(viewmatrix, forward, left, up, origin);
1200                                 AnglesFromVectors(ang, forward, up, false);
1201                                 PRVM_clientglobalfloat(time) = cl.time;
1202                                 PRVM_clientglobaledict(self) = entnum;
1203                                 VectorCopy(origin, PRVM_G_VECTOR(OFS_PARM0));
1204                                 VectorCopy(ang, PRVM_G_VECTOR(OFS_PARM1));
1205                                 VectorCopy(forward, PRVM_clientglobalvector(v_forward));
1206                                 VectorScale(left, -1, PRVM_clientglobalvector(v_right));
1207                                 VectorCopy(up, PRVM_clientglobalvector(v_up));
1208                                 VectorCopy(origin, PRVM_clientglobalvector(trace_endpos));
1209                                 prog->ExecuteProgram(prog, PRVM_clientedictfunction(ed, camera_transform), "QC function e.camera_transform is missing");
1210                                 VectorCopy(PRVM_G_VECTOR(OFS_RETURN), origin);
1211                                 VectorCopy(PRVM_clientglobalvector(v_forward), forward);
1212                                 VectorScale(PRVM_clientglobalvector(v_right), -1, left);
1213                                 VectorCopy(PRVM_clientglobalvector(v_up), up);
1214                                 VectorCopy(PRVM_clientglobalvector(trace_endpos), visorigin);
1215                                 Matrix4x4_Invert_Full(&mat, viewmatrix);
1216                                 Matrix4x4_FromVectors(viewmatrix, forward, left, up, origin);
1217                                 Matrix4x4_Concat(&matq, viewmatrix, &mat);
1218                                 Matrix4x4_TransformPositivePlane(&matq, clipplane->normal[0], clipplane->normal[1], clipplane->normal[2], clipplane->dist, &clipplane->normal[0]);
1219                         }
1220                 }
1221         CSQC_END
1222
1223         return ret;
1224 }