cl_main.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // cl_main.c  -- client main loop
  21
  22 #include "quakedef.h"
  23
  24 // we need to declare some mouse variables here, because the menu system
  25 // references them even when on a unix system.
  26
  27 // these two are not intended to be set directly
  28 cvar_t  cl_name = {"_cl_name", "player", true};
  29 cvar_t  cl_color = {"_cl_color", "0", true};
  30 cvar_t  cl_pmodel = {"_cl_pmodel", "0", true};
  31
  32 cvar_t  cl_shownet = {"cl_shownet","0"};        // can be 0, 1, or 2
  33 cvar_t  cl_nolerp = {"cl_nolerp","0"};
  34
  35 cvar_t  lookspring = {"lookspring","0", true};
  36 cvar_t  lookstrafe = {"lookstrafe","0", true};
  37 cvar_t  sensitivity = {"sensitivity","3", true};
  38
  39 cvar_t  m_pitch = {"m_pitch","0.022", true};
  40 cvar_t  m_yaw = {"m_yaw","0.022", true};
  41 cvar_t  m_forward = {"m_forward","1", true};
  42 cvar_t  m_side = {"m_side","0.8", true};
  43
  44
  45 client_static_t cls;
  46 client_state_t  cl;
  47 // FIXME: put these on hunk?
  48 efrag_t                 cl_efrags[MAX_EFRAGS];
  49 entity_t                cl_entities[MAX_EDICTS];
  50 entity_t                cl_static_entities[MAX_STATIC_ENTITIES];
  51 lightstyle_t    cl_lightstyle[MAX_LIGHTSTYLES];
  52 dlight_t                cl_dlights[MAX_DLIGHTS];
  53
  54 int                             cl_numvisedicts;
  55 entity_t                *cl_visedicts[MAX_VISEDICTS];
  56
  57 /*
  58 =====================
  59 CL_ClearState
  60
  61 =====================
  62 */
  63 void CL_ClearState (void)
  64 {
  65         int                     i;
  66
  67         if (!sv.active)
  68                 Host_ClearMemory ();
  69
  70 // wipe the entire cl structure
  71         memset (&cl, 0, sizeof(cl));
  72
  73         SZ_Clear (&cls.message);
  74
  75 // clear other arrays
  76         memset (cl_efrags, 0, sizeof(cl_efrags));
  77         memset (cl_entities, 0, sizeof(cl_entities));
  78         memset (cl_dlights, 0, sizeof(cl_dlights));
  79         memset (cl_lightstyle, 0, sizeof(cl_lightstyle));
  80         memset (cl_temp_entities, 0, sizeof(cl_temp_entities));
  81         memset (cl_beams, 0, sizeof(cl_beams));
  82         // LordHavoc: have to set up the baseline info for alpha and other stuff
  83         for (i = 0;i < MAX_EDICTS;i++)
  84         {
  85                 cl_entities[i].baseline.alpha = 255;
  86                 cl_entities[i].baseline.scale = 16;
  87                 cl_entities[i].baseline.glowsize = 0;
  88                 cl_entities[i].baseline.glowcolor = 254;
  89                 cl_entities[i].baseline.colormod = 255;
  90         }
  91
  92 //
  93 // allocate the efrags and chain together into a free list
  94 //
  95         cl.free_efrags = cl_efrags;
  96         for (i=0 ; i<MAX_EFRAGS-1 ; i++)
  97                 cl.free_efrags[i].entnext = &cl.free_efrags[i+1];
  98         cl.free_efrags[i].entnext = NULL;
  99 }
 100
 101 /*
 102 =====================
 103 CL_Disconnect
 104
 105 Sends a disconnect message to the server
 106 This is also called on Host_Error, so it shouldn't cause any errors
 107 =====================
 108 */
 109 void CL_Disconnect (void)
 110 {
 111 // stop sounds (especially looping!)
 112         S_StopAllSounds (true);
 113
 114 // bring the console down and fade the colors back to normal
 115 //      SCR_BringDownConsole ();
 116
 117 // if running a local server, shut it down
 118         if (cls.demoplayback)
 119                 CL_StopPlayback ();
 120         else if (cls.state == ca_connected)
 121         {
 122                 if (cls.demorecording)
 123                         CL_Stop_f ();
 124
 125                 Con_DPrintf ("Sending clc_disconnect\n");
 126                 SZ_Clear (&cls.message);
 127                 MSG_WriteByte (&cls.message, clc_disconnect);
 128                 NET_SendUnreliableMessage (cls.netcon, &cls.message);
 129                 SZ_Clear (&cls.message);
 130                 NET_Close (cls.netcon);
 131
 132                 cls.state = ca_disconnected;
 133                 if (sv.active)
 134                         Host_ShutdownServer(false);
 135         }
 136
 137         cls.demoplayback = cls.timedemo = false;
 138         cls.signon = 0;
 139 }
 140
 141 void CL_Disconnect_f (void)
 142 {
 143         CL_Disconnect ();
 144         if (sv.active)
 145                 Host_ShutdownServer (false);
 146 }
 147
 148
 149
 150
 151 /*
 152 =====================
 153 CL_EstablishConnection
 154
 155 Host should be either "local" or a net address to be passed on
 156 =====================
 157 */
 158 void CL_EstablishConnection (char *host)
 159 {
 160         if (cls.state == ca_dedicated)
 161                 return;
 162
 163         if (cls.demoplayback)
 164                 return;
 165
 166         CL_Disconnect ();
 167
 168         cls.netcon = NET_Connect (host);
 169         if (!cls.netcon)
 170                 Host_Error ("CL_Connect: connect failed\n");
 171         Con_DPrintf ("CL_EstablishConnection: connected to %s\n", host);
 172
 173         cls.demonum = -1;                       // not in the demo loop now
 174         cls.state = ca_connected;
 175         cls.signon = 0;                         // need all the signon messages before playing
 176 }
 177
 178 extern int numgltextures;
 179 extern int texels;
 180
 181 /*
 182 =====================
 183 CL_SignonReply
 184
 185 An svc_signonnum has been received, perform a client side setup
 186 =====================
 187 */
 188 void CL_SignonReply (void)
 189 {
 190         char    str[8192];
 191
 192 Con_DPrintf ("CL_SignonReply: %i\n", cls.signon);
 193
 194         switch (cls.signon)
 195         {
 196         case 1:
 197                 MSG_WriteByte (&cls.message, clc_stringcmd);
 198                 MSG_WriteString (&cls.message, "prespawn");
 199                 break;
 200
 201         case 2:
 202                 MSG_WriteByte (&cls.message, clc_stringcmd);
 203                 MSG_WriteString (&cls.message, va("name \"%s\"\n", cl_name.string));
 204
 205                 MSG_WriteByte (&cls.message, clc_stringcmd);
 206                 MSG_WriteString (&cls.message, va("color %i %i\n", ((int)cl_color.value)>>4, ((int)cl_color.value)&15));
 207
 208                 if (cl_pmodel.value)
 209                 {
 210                         MSG_WriteByte (&cls.message, clc_stringcmd);
 211                         MSG_WriteString (&cls.message, va("pmodel %f\n", cl_pmodel.value));
 212                 }
 213
 214                 MSG_WriteByte (&cls.message, clc_stringcmd);
 215                 sprintf (str, "spawn %s", cls.spawnparms);
 216                 MSG_WriteString (&cls.message, str);
 217                 break;
 218
 219         case 3:
 220                 MSG_WriteByte (&cls.message, clc_stringcmd);
 221                 MSG_WriteString (&cls.message, "begin");
 222                 Cache_Report ();                // print remaining memory
 223                 break;
 224
 225         case 4:
 226                 SCR_EndLoadingPlaque ();                // allow normal screen updates
 227                 // LordHavoc: debugging purposes
 228                 Con_DPrintf("GLQuake texture slots in use: %i : %i : %i texels\n", texture_extension_number, numgltextures, texels);
 229                 break;
 230         }
 231 }
 232
 233 /*
 234 =====================
 235 CL_NextDemo
 236
 237 Called to play the next demo in the demo loop
 238 =====================
 239 */
 240 void CL_NextDemo (void)
 241 {
 242         char    str[1024];
 243
 244         if (cls.demonum == -1)
 245                 return;         // don't play demos
 246
 247         SCR_BeginLoadingPlaque ();
 248
 249         if (!cls.demos[cls.demonum][0] || cls.demonum == MAX_DEMOS)
 250         {
 251                 cls.demonum = 0;
 252                 if (!cls.demos[cls.demonum][0])
 253                 {
 254                         Con_Printf ("No demos listed with startdemos\n");
 255                         cls.demonum = -1;
 256                         return;
 257                 }
 258         }
 259
 260         sprintf (str,"playdemo %s\n", cls.demos[cls.demonum]);
 261         Cbuf_InsertText (str);
 262         cls.demonum++;
 263 }
 264
 265 /*
 266 ==============
 267 CL_PrintEntities_f
 268 ==============
 269 */
 270 void CL_PrintEntities_f (void)
 271 {
 272         entity_t        *ent;
 273         int                     i;
 274
 275         for (i=0,ent=cl_entities ; i<cl.num_entities ; i++,ent++)
 276         {
 277                 Con_Printf ("%3i:",i);
 278                 if (!ent->model)
 279                 {
 280                         Con_Printf ("EMPTY\n");
 281                         continue;
 282                 }
 283                 Con_Printf ("%s:%2i  (%5.1f,%5.1f,%5.1f) [%5.1f %5.1f %5.1f]\n"
 284                 ,ent->model->name,ent->frame, ent->origin[0], ent->origin[1], ent->origin[2], ent->angles[0], ent->angles[1], ent->angles[2]);
 285         }
 286 }
 287
 288
 289 /*
 290 ===============
 291 CL_AllocDlight
 292
 293 ===============
 294 */
 295 dlight_t *CL_AllocDlight (int key)
 296 {
 297         int             i;
 298         dlight_t        *dl;
 299
 300 // first look for an exact key match
 301         if (key)
 302         {
 303                 dl = cl_dlights;
 304                 for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
 305                 {
 306                         if (dl->key == key)
 307                         {
 308                                 memset (dl, 0, sizeof(*dl));
 309                                 dl->key = key;
 310                                 return dl;
 311                         }
 312                 }
 313         }
 314
 315 // then look for anything else
 316         dl = cl_dlights;
 317         for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
 318         {
 319                 if (dl->die < cl.time)
 320                 {
 321                         memset (dl, 0, sizeof(*dl));
 322                         dl->key = key;
 323                         return dl;
 324                 }
 325         }
 326
 327         dl = &cl_dlights[0];
 328         memset (dl, 0, sizeof(*dl));
 329         dl->key = key;
 330         return dl;
 331 }
 332
 333
 334 /*
 335 ===============
 336 CL_DecayLights
 337
 338 ===============
 339 */
 340 void CL_DecayLights (void)
 341 {
 342         int                     i;
 343         dlight_t        *dl;
 344         float           time;
 345
 346         time = cl.time - cl.oldtime;
 347
 348         dl = cl_dlights;
 349         for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
 350         {
 351                 if (dl->die < cl.time || !dl->radius)
 352                         continue;
 353
 354                 dl->radius -= time*dl->decay;
 355                 if (dl->radius < 0)
 356                         dl->radius = 0;
 357         }
 358 }
 359
 360
 361 /*
 362 ===============
 363 CL_LerpPoint
 364
 365 Determines the fraction between the last two messages that the objects
 366 should be put at.
 367 ===============
 368 */
 369 float   CL_LerpPoint (void)
 370 {
 371         float   f, frac;
 372
 373         f = cl.mtime[0] - cl.mtime[1];
 374
 375         if (!f || cl_nolerp.value || cls.timedemo || sv.active)
 376         {
 377                 cl.time = cl.mtime[0];
 378                 return 1;
 379         }
 380
 381         if (f > 0.1)
 382         {       // dropped packet, or start of demo
 383                 cl.mtime[1] = cl.mtime[0] - 0.1;
 384                 f = 0.1;
 385         }
 386         frac = (cl.time - cl.mtime[1]) / f;
 387 //Con_Printf ("frac: %f\n",frac);
 388         if (frac < 0)
 389         {
 390                 if (frac < -0.01)
 391                 {
 392                         cl.time = cl.mtime[1];
 393 //                              Con_Printf ("low frac\n");
 394                 }
 395                 frac = 0;
 396         }
 397         else if (frac > 1)
 398         {
 399                 if (frac > 1.01)
 400                 {
 401                         cl.time = cl.mtime[0];
 402 //                              Con_Printf ("high frac\n");
 403                 }
 404                 frac = 1;
 405         }
 406
 407         return frac;
 408 }
 409
 410
 411 /*
 412 ===============
 413 CL_RelinkEntities
 414 ===============
 415 */
 416 void R_RocketTrail2 (vec3_t start, vec3_t end, int color, entity_t *ent);
 417 void CL_RelinkEntities (void)
 418 {
 419         entity_t        *ent;
 420         int                     i, j;
 421         float           frac, f, d;
 422         vec3_t          delta;
 423         float           bobjrotate;
 424         vec3_t          oldorg;
 425         dlight_t        *dl;
 426         byte            *tempcolor;
 427
 428 // determine partial update time
 429         frac = CL_LerpPoint ();
 430
 431         cl_numvisedicts = 0;
 432
 433 //
 434 // interpolate player info
 435 //
 436         for (i=0 ; i<3 ; i++)
 437                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
 438
 439         if (cls.demoplayback)
 440         {
 441         // interpolate the angles
 442                 for (j=0 ; j<3 ; j++)
 443                 {
 444                         d = cl.mviewangles[0][j] - cl.mviewangles[1][j];
 445                         if (d > 180)
 446                                 d -= 360;
 447                         else if (d < -180)
 448                                 d += 360;
 449                         cl.viewangles[j] = cl.mviewangles[1][j] + frac*d;
 450                 }
 451         }
 452
 453         bobjrotate = anglemod(100*cl.time);
 454
 455 // start on the entity after the world
 456         for (i=1,ent=cl_entities+1 ; i<cl.num_entities ; i++,ent++)
 457         {
 458                 if (!ent->model)
 459                 {       // empty slot
 460                         if (ent->forcelink)
 461                                 R_RemoveEfrags (ent);   // just became empty
 462                         continue;
 463                 }
 464
 465 // if the object wasn't included in the last packet, remove it
 466                 if (ent->msgtime != cl.mtime[0])
 467                 {
 468                         ent->model = NULL;
 469                         continue;
 470                 }
 471
 472                 VectorCopy (ent->origin, oldorg);
 473
 474                 if (ent->forcelink)
 475                 {       // the entity was not updated in the last message
 476                         // so move to the final spot
 477                         VectorCopy (ent->msg_origins[0], ent->origin);
 478                         VectorCopy (ent->msg_angles[0], ent->angles);
 479                 }
 480                 else
 481                 {       // if the delta is large, assume a teleport and don't lerp
 482                         f = frac;
 483                         for (j=0 ; j<3 ; j++)
 484                         {
 485                                 delta[j] = ent->msg_origins[0][j] - ent->msg_origins[1][j];
 486                                 // LordHavoc: increased lerp tolerance from 100 to 200
 487                                 if (delta[j] > 200 || delta[j] < -200)
 488                                         f = 1;          // assume a teleportation, not a motion
 489                         }
 490
 491                 // interpolate the origin and angles
 492                         for (j=0 ; j<3 ; j++)
 493                         {
 494                                 ent->origin[j] = ent->msg_origins[1][j] + f*delta[j];
 495
 496                                 d = ent->msg_angles[0][j] - ent->msg_angles[1][j];
 497                                 if (d > 180)
 498                                         d -= 360;
 499                                 else if (d < -180)
 500                                         d += 360;
 501                                 ent->angles[j] = ent->msg_angles[1][j] + f*d;
 502                         }
 503
 504                 }
 505
 506                 if (ent->effects & EF_BRIGHTFIELD)
 507                         R_EntityParticles (ent);
 508                 if (ent->effects & EF_MUZZLEFLASH)
 509                 {
 510                         vec3_t          fv, rv, uv;
 511
 512                         dl = CL_AllocDlight (i);
 513                         VectorCopy (ent->origin,  dl->origin);
 514                         dl->origin[2] += 16;
 515                         AngleVectors (ent->angles, fv, rv, uv);
 516
 517                         VectorMA (dl->origin, 18, fv, dl->origin);
 518                         dl->radius = 200 + (rand()&31);
 519                         dl->minlight = 32;
 520                         dl->die = cl.time + 0.1;
 521                         dl->color[0] = 1.0;dl->color[1] = 1.0;dl->color[2] = 1.0;
 522                 }
 523                 if (ent->effects & EF_BRIGHTLIGHT)
 524                 {
 525                         dl = CL_AllocDlight (i);
 526                         VectorCopy (ent->origin,  dl->origin);
 527                         dl->origin[2] += 16;
 528                         dl->radius = 400 + (rand()&31);
 529                         dl->die = cl.time + 0.001;
 530                         dl->color[0] = 1.0;dl->color[1] = 1.0;dl->color[2] = 1.0;
 531                 }
 532                 if (ent->effects & EF_DIMLIGHT)
 533                 {
 534                         dl = CL_AllocDlight (i);
 535                         VectorCopy (ent->origin,  dl->origin);
 536                         dl->radius = 200 + (rand()&31);
 537                         dl->die = cl.time + 0.001;
 538                         dl->color[0] = 1.0;dl->color[1] = 1.0;dl->color[2] = 1.0;
 539                 }
 540                 // LordHavoc: added EF_RED and EF_BLUE
 541                 if (ent->effects & EF_RED) // red
 542                 {
 543                         if (ent->effects & EF_BLUE) // magenta
 544                         {
 545                                 dl = CL_AllocDlight (i);
 546                                 VectorCopy (ent->origin,  dl->origin);
 547                                 dl->radius = 200 + (rand()&31);
 548                                 dl->die = cl.time + 0.001;
 549                                 dl->color[0] = 0.7;dl->color[1] = 0.07;dl->color[2] = 0.7;
 550                         }
 551                         else // red
 552                         {
 553                                 dl = CL_AllocDlight (i);
 554                                 VectorCopy (ent->origin,  dl->origin);
 555                                 dl->radius = 200 + (rand()&31);
 556                                 dl->die = cl.time + 0.001;
 557                                 dl->color[0] = 0.8;dl->color[1] = 0.05;dl->color[2] = 0.05;
 558                         }
 559                 }
 560                 else if (ent->effects & EF_BLUE) // blue
 561                 {
 562                         dl = CL_AllocDlight (i);
 563                         VectorCopy (ent->origin,  dl->origin);
 564                         dl->radius = 200 + (rand()&31);
 565                         dl->die = cl.time + 0.001;
 566                         dl->color[0] = 0.05;dl->color[1] = 0.05;dl->color[2] = 0.8;
 567                 }
 568
 569                 if (ent->model->flags) // LordHavoc: if the model has no flags, don't check each
 570                 {
 571                 // rotate binary objects locally
 572                         if (ent->model->flags & EF_ROTATE)
 573                                 ent->angles[1] = bobjrotate;
 574                         if (ent->model->flags & EF_GIB)
 575                                 R_RocketTrail (oldorg, ent->origin, 2, ent);
 576                         else if (ent->model->flags & EF_ZOMGIB)
 577                                 R_RocketTrail (oldorg, ent->origin, 4, ent);
 578                         else if (ent->model->flags & EF_TRACER)
 579                                 R_RocketTrail (oldorg, ent->origin, 3, ent);
 580                         else if (ent->model->flags & EF_TRACER2)
 581                                 R_RocketTrail (oldorg, ent->origin, 5, ent);
 582                         else if (ent->model->flags & EF_ROCKET)
 583                         {
 584                                 R_RocketTrail (oldorg, ent->origin, 0, ent);
 585                                 dl = CL_AllocDlight (i);
 586                                 VectorCopy (ent->origin, dl->origin);
 587                                 dl->radius = 200;
 588                                 dl->die = cl.time + 0.001;
 589                                 dl->color[0] = 1.0;dl->color[1] = 0.8;dl->color[2] = 0.4;
 590                         }
 591                         else if (ent->model->flags & EF_GRENADE)
 592                         {
 593                                 if (ent->alpha == -1) // LordHavoc: Nehahra dem compatibility
 594                                         R_RocketTrail (oldorg, ent->origin, 7, ent);
 595                                 else
 596                                         R_RocketTrail (oldorg, ent->origin, 1, ent);
 597                         }
 598                         else if (ent->model->flags & EF_TRACER3)
 599                                 R_RocketTrail (oldorg, ent->origin, 6, ent);
 600                 }
 601                 if (ent->glowsize) // LordHavoc: customizable glow
 602                 {
 603                         dl = CL_AllocDlight (i);
 604                         VectorCopy (ent->origin, dl->origin);
 605                         dl->radius = ent->glowsize;
 606                         dl->die = cl.time + 0.001;
 607                         tempcolor = (byte *)&d_8to24table[ent->glowcolor];
 608                         dl->color[0] = tempcolor[0]*(1.0/255.0);dl->color[1] = tempcolor[1]*(1.0/255.0);dl->color[2] = tempcolor[2]*(1.0/255.0);
 609                 }
 610                 if (ent->glowtrail) // LordHavoc: customizable glow and trail
 611                         R_RocketTrail2 (oldorg, ent->origin, ent->glowcolor, ent);
 612
 613                 ent->forcelink = false;
 614
 615                 if (i == cl.viewentity && !chase_active.value)
 616                         continue;
 617
 618 // LordHavoc: enabled EF_NODRAW
 619                 if (!ent->model || ent->effects & EF_NODRAW)
 620                         continue;
 621                 if (cl_numvisedicts < MAX_VISEDICTS)
 622                 {
 623                         cl_visedicts[cl_numvisedicts] = ent;
 624                         cl_numvisedicts++;
 625                 }
 626         }
 627
 628 }
 629
 630
 631 /*
 632 ===============
 633 CL_ReadFromServer
 634
 635 Read all incoming data from the server
 636 ===============
 637 */
 638 int CL_ReadFromServer (void)
 639 {
 640         int             ret;
 641
 642         cl.oldtime = cl.time;
 643         cl.time += host_frametime;
 644
 645         do
 646         {
 647                 ret = CL_GetMessage ();
 648                 if (ret == -1)
 649                         Host_Error ("CL_ReadFromServer: lost server connection");
 650                 if (!ret)
 651                         break;
 652
 653                 cl.last_received_message = realtime;
 654                 CL_ParseServerMessage ();
 655         } while (ret && cls.state == ca_connected);
 656
 657         if (cl_shownet.value)
 658                 Con_Printf ("\n");
 659
 660         CL_RelinkEntities ();
 661         CL_UpdateTEnts ();
 662
 663 //
 664 // bring the links up to date
 665 //
 666         return 0;
 667 }
 668
 669 /*
 670 =================
 671 CL_SendCmd
 672 =================
 673 */
 674 void CL_SendCmd (void)
 675 {
 676         usercmd_t               cmd;
 677
 678         if (cls.state != ca_connected)
 679                 return;
 680
 681         if (cls.signon == SIGNONS)
 682         {
 683         // get basic movement from keyboard
 684                 CL_BaseMove (&cmd);
 685
 686         // allow mice or other external controllers to add to the move
 687                 IN_Move (&cmd);
 688
 689         // send the unreliable message
 690                 CL_SendMove (&cmd);
 691
 692         }
 693
 694         if (cls.demoplayback)
 695         {
 696                 SZ_Clear (&cls.message);
 697                 return;
 698         }
 699
 700 // send the reliable message
 701         if (!cls.message.cursize)
 702                 return;         // no message at all
 703
 704         if (!NET_CanSendMessage (cls.netcon))
 705         {
 706                 Con_DPrintf ("CL_WriteToServer: can't send\n");
 707                 return;
 708         }
 709
 710         if (NET_SendMessage (cls.netcon, &cls.message) == -1)
 711                 Host_Error ("CL_WriteToServer: lost server connection");
 712
 713         SZ_Clear (&cls.message);
 714 }
 715
 716 // LordHavoc: pausedemo command
 717 void CL_PauseDemo_f (void)
 718 {
 719         cls.demopaused = !cls.demopaused;
 720         if (cls.demopaused)
 721                 Con_Printf("Demo paused\n");
 722         else
 723                 Con_Printf("Demo unpaused\n");
 724 }
 725
 726 /*
 727 ======================
 728 CL_PModel_f
 729 LordHavoc: Intended for Nehahra, I personally think this is dumb, but Mindcrime won't listen.
 730 ======================
 731 */
 732 void CL_PModel_f (void)
 733 {
 734         int i;
 735         eval_t *val;
 736
 737         if (Cmd_Argc () == 1)
 738         {
 739                 Con_Printf ("\"pmodel\" is \"%s\"\n", cl_pmodel.string);
 740                 return;
 741         }
 742         i = atoi(Cmd_Argv(1));
 743
 744         if (cmd_source == src_command)
 745         {
 746                 if (cl_pmodel.value == i)
 747                         return;
 748                 Cvar_SetValue ("_cl_pmodel", i);
 749                 if (cls.state == ca_connected)
 750                         Cmd_ForwardToServer ();
 751                 return;
 752         }
 753
 754         host_client->pmodel = i;
 755         if ((val = GETEDICTFIELDVALUE(host_client->edict, eval_pmodel)))
 756                 val->_float = i;
 757 }
 758
 759 /*
 760 ======================
 761 CL_Fog_f
 762 ======================
 763 */
 764 extern float fog_density, fog_red, fog_green, fog_blue;
 765 void CL_Fog_f (void)
 766 {
 767         if (Cmd_Argc () == 1)
 768         {
 769                 Con_Printf ("\"fog\" is \"%f %f %f %f\"\n", fog_density, fog_red, fog_green, fog_blue);
 770                 return;
 771         }
 772         fog_density = atof(Cmd_Argv(1));
 773         fog_red = atof(Cmd_Argv(2));
 774         fog_green = atof(Cmd_Argv(3));
 775         fog_blue = atof(Cmd_Argv(4));
 776 }
 777
 778 cvar_t demo_nehahra = {"demo_nehahra", "0"};
 779
 780 /*
 781 =================
 782 CL_Init
 783 =================
 784 */
 785 void CL_Init (void)
 786 {
 787         SZ_Alloc (&cls.message, 1024);
 788
 789         CL_InitInput ();
 790         CL_InitTEnts ();
 791
 792 //
 793 // register our commands
 794 //
 795         Cvar_RegisterVariable (&cl_name);
 796         Cvar_RegisterVariable (&cl_color);
 797         Cvar_RegisterVariable (&cl_pmodel);
 798         Cvar_RegisterVariable (&cl_upspeed);
 799         Cvar_RegisterVariable (&cl_forwardspeed);
 800         Cvar_RegisterVariable (&cl_backspeed);
 801         Cvar_RegisterVariable (&cl_sidespeed);
 802         Cvar_RegisterVariable (&cl_movespeedkey);
 803         Cvar_RegisterVariable (&cl_yawspeed);
 804         Cvar_RegisterVariable (&cl_pitchspeed);
 805         Cvar_RegisterVariable (&cl_anglespeedkey);
 806         Cvar_RegisterVariable (&cl_shownet);
 807         Cvar_RegisterVariable (&cl_nolerp);
 808         Cvar_RegisterVariable (&lookspring);
 809         Cvar_RegisterVariable (&lookstrafe);
 810         Cvar_RegisterVariable (&sensitivity);
 811
 812         Cvar_RegisterVariable (&m_pitch);
 813         Cvar_RegisterVariable (&m_yaw);
 814         Cvar_RegisterVariable (&m_forward);
 815         Cvar_RegisterVariable (&m_side);
 816
 817 //      Cvar_RegisterVariable (&cl_autofire);
 818
 819         Cmd_AddCommand ("entities", CL_PrintEntities_f);
 820         Cmd_AddCommand ("disconnect", CL_Disconnect_f);
 821         Cmd_AddCommand ("record", CL_Record_f);
 822         Cmd_AddCommand ("stop", CL_Stop_f);
 823         Cmd_AddCommand ("playdemo", CL_PlayDemo_f);
 824         Cmd_AddCommand ("timedemo", CL_TimeDemo_f);
 825
 826         Cmd_AddCommand ("fog", CL_Fog_f);
 827
 828         // LordHavoc: added pausedemo
 829         Cmd_AddCommand ("pausedemo", CL_PauseDemo_f);
 830         // LordHavoc: added pmodel command (like name, etc, only intended for Nehahra)
 831         Cmd_AddCommand ("pmodel", CL_PModel_f);
 832         // LordHavoc: added demo_nehahra cvar
 833         Cvar_RegisterVariable (&demo_nehahra);
 834         if (nehahra)
 835                 Cvar_SetValue("demo_nehahra", 1);
 836 }
 837