sv_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 // sv_main.c -- server main program
  21
  22 #include "quakedef.h"
  23
  24 void SV_VM_Init();
  25 void SV_VM_Setup();
  26
  27 // select which protocol to host, this is fed to Protocol_EnumForName
  28 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7"};
  29 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
  30 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
  31
  32 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
  33 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
  34 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
  35 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
  36
  37 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
  38 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
  39 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
  40 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
  41 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
  42 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1"};
  43 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "sv_gameplayfix_blowupfallenzombies", "1"};
  44 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "sv_gameplayfix_findradiusdistancetobox", "1"};
  45
  46 cvar_t sv_progs = {0, "sv_progs", "progs.dat" };
  47
  48 server_t sv;
  49 server_static_t svs;
  50
  51 mempool_t *sv_mempool = NULL;
  52
  53 //============================================================================
  54
  55 extern void SV_Phys_Init (void);
  56 extern void SV_World_Init (void);
  57 static void SV_SaveEntFile_f(void);
  58
  59 /*
  60 ===============
  61 SV_Init
  62 ===============
  63 */
  64 void SV_Init (void)
  65 {
  66         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
  67         Cvar_RegisterVariable (&sv_maxvelocity);
  68         Cvar_RegisterVariable (&sv_gravity);
  69         Cvar_RegisterVariable (&sv_friction);
  70         Cvar_RegisterVariable (&sv_edgefriction);
  71         Cvar_RegisterVariable (&sv_stopspeed);
  72         Cvar_RegisterVariable (&sv_maxspeed);
  73         Cvar_RegisterVariable (&sv_maxairspeed);
  74         Cvar_RegisterVariable (&sv_accelerate);
  75         Cvar_RegisterVariable (&sv_idealpitchscale);
  76         Cvar_RegisterVariable (&sv_aim);
  77         Cvar_RegisterVariable (&sv_nostep);
  78         Cvar_RegisterVariable (&sv_deltacompress);
  79         Cvar_RegisterVariable (&sv_cullentities_pvs);
  80         Cvar_RegisterVariable (&sv_cullentities_trace);
  81         Cvar_RegisterVariable (&sv_cullentities_stats);
  82         Cvar_RegisterVariable (&sv_entpatch);
  83         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
  84         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
  85         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
  86         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
  87         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
  88         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
  89         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
  90         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
  91         Cvar_RegisterVariable (&sv_protocolname);
  92         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
  93         Cvar_RegisterVariable (&sv_maxrate);
  94         Cvar_RegisterVariable (&sv_progs);
  95
  96         SV_VM_Init();
  97         SV_Phys_Init();
  98         SV_World_Init();
  99
 100         sv_mempool = Mem_AllocPool("server", 0, NULL);
 101 }
 102
 103 static void SV_SaveEntFile_f(void)
 104 {
 105         char basename[MAX_QPATH];
 106         if (!sv.active || !sv.worldmodel)
 107         {
 108                 Con_Print("Not running a server\n");
 109                 return;
 110         }
 111         FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
 112         FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 113 }
 114
 115
 116 /*
 117 =============================================================================
 118
 119 EVENT MESSAGES
 120
 121 =============================================================================
 122 */
 123
 124 /*
 125 ==================
 126 SV_StartParticle
 127
 128 Make sure the event gets sent to all clients
 129 ==================
 130 */
 131 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
 132 {
 133         int             i, v;
 134
 135         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
 136                 return;
 137         MSG_WriteByte (&sv.datagram, svc_particle);
 138         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 139         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 140         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 141         for (i=0 ; i<3 ; i++)
 142         {
 143                 v = dir[i]*16;
 144                 if (v > 127)
 145                         v = 127;
 146                 else if (v < -128)
 147                         v = -128;
 148                 MSG_WriteChar (&sv.datagram, v);
 149         }
 150         MSG_WriteByte (&sv.datagram, count);
 151         MSG_WriteByte (&sv.datagram, color);
 152 }
 153
 154 /*
 155 ==================
 156 SV_StartEffect
 157
 158 Make sure the event gets sent to all clients
 159 ==================
 160 */
 161 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
 162 {
 163         if (modelindex >= 256 || startframe >= 256)
 164         {
 165                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
 166                         return;
 167                 MSG_WriteByte (&sv.datagram, svc_effect2);
 168                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 169                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 170                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 171                 MSG_WriteShort (&sv.datagram, modelindex);
 172                 MSG_WriteShort (&sv.datagram, startframe);
 173                 MSG_WriteByte (&sv.datagram, framecount);
 174                 MSG_WriteByte (&sv.datagram, framerate);
 175         }
 176         else
 177         {
 178                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
 179                         return;
 180                 MSG_WriteByte (&sv.datagram, svc_effect);
 181                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 182                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 183                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 184                 MSG_WriteByte (&sv.datagram, modelindex);
 185                 MSG_WriteByte (&sv.datagram, startframe);
 186                 MSG_WriteByte (&sv.datagram, framecount);
 187                 MSG_WriteByte (&sv.datagram, framerate);
 188         }
 189 }
 190
 191 /*
 192 ==================
 193 SV_StartSound
 194
 195 Each entity can have eight independant sound sources, like voice,
 196 weapon, feet, etc.
 197
 198 Channel 0 is an auto-allocate channel, the others override anything
 199 already running on that entity/channel pair.
 200
 201 An attenuation of 0 will play full volume everywhere in the level.
 202 Larger attenuations will drop off.  (max 4 attenuation)
 203
 204 ==================
 205 */
 206 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
 207 {
 208         int sound_num, field_mask, i, ent;
 209
 210         if (volume < 0 || volume > 255)
 211         {
 212                 Con_Printf ("SV_StartSound: volume = %i", volume);
 213                 return;
 214         }
 215
 216         if (attenuation < 0 || attenuation > 4)
 217         {
 218                 Con_Printf ("SV_StartSound: attenuation = %f", attenuation);
 219                 return;
 220         }
 221
 222         if (channel < 0 || channel > 7)
 223         {
 224                 Con_Printf ("SV_StartSound: channel = %i", channel);
 225                 return;
 226         }
 227
 228         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 229                 return;
 230
 231 // find precache number for sound
 232         sound_num = SV_SoundIndex(sample, 1);
 233         if (!sound_num)
 234                 return;
 235
 236         ent = PRVM_NUM_FOR_EDICT(entity);
 237
 238         field_mask = 0;
 239         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 240                 field_mask |= SND_VOLUME;
 241         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 242                 field_mask |= SND_ATTENUATION;
 243         if (ent >= 8192)
 244                 field_mask |= SND_LARGEENTITY;
 245         if (sound_num >= 256 || channel >= 8)
 246                 field_mask |= SND_LARGESOUND;
 247
 248 // directed messages go only to the entity they are targeted on
 249         MSG_WriteByte (&sv.datagram, svc_sound);
 250         MSG_WriteByte (&sv.datagram, field_mask);
 251         if (field_mask & SND_VOLUME)
 252                 MSG_WriteByte (&sv.datagram, volume);
 253         if (field_mask & SND_ATTENUATION)
 254                 MSG_WriteByte (&sv.datagram, attenuation*64);
 255         if (field_mask & SND_LARGEENTITY)
 256         {
 257                 MSG_WriteShort (&sv.datagram, ent);
 258                 MSG_WriteByte (&sv.datagram, channel);
 259         }
 260         else
 261                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
 262         if (field_mask & SND_LARGESOUND)
 263                 MSG_WriteShort (&sv.datagram, sound_num);
 264         else
 265                 MSG_WriteByte (&sv.datagram, sound_num);
 266         for (i = 0;i < 3;i++)
 267                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
 268 }
 269
 270 /*
 271 ==============================================================================
 272
 273 CLIENT SPAWNING
 274
 275 ==============================================================================
 276 */
 277
 278 /*
 279 ================
 280 SV_SendServerinfo
 281
 282 Sends the first message from the server to a connected client.
 283 This will be sent on the initial connection and upon each server load.
 284 ================
 285 */
 286 void SV_SendServerinfo (client_t *client)
 287 {
 288         int i;
 289         char message[128];
 290
 291         // edicts get reallocated on level changes, so we need to update it here
 292         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 293
 294         // if client is a botclient coming from a level change, we need to set up
 295         // client info that normally requires networking
 296         if (!client->netconnection)
 297         {
 298                 // set up the edict
 299                  PRVM_ED_ClearEdict(client->edict);
 300
 301                 // copy spawn parms out of the client_t
 302                 for (i=0 ; i< NUM_SPAWN_PARMS ; i++)
 303                         (&prog->globals.server->parm1)[i] = host_client->spawn_parms[i];
 304
 305                 // call the spawn function
 306                 host_client->clientconnectcalled = true;
 307                 prog->globals.server->time = sv.time;
 308                 prog->globals.server->self = PRVM_EDICT_TO_PROG(client->edict);
 309                 PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
 310                 PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
 311                 host_client->spawned = true;
 312                 return;
 313         }
 314
 315         // LordHavoc: clear entityframe tracking
 316         client->latestframenum = 0;
 317
 318         if (client->entitydatabase)
 319                 EntityFrame_FreeDatabase(client->entitydatabase);
 320         if (client->entitydatabase4)
 321                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 322         if (client->entitydatabase5)
 323                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 324
 325         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
 326         {
 327                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 328                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 329                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 330                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 331                 else
 332                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 333         }
 334
 335         SZ_Clear (&client->message);
 336         MSG_WriteByte (&client->message, svc_print);
 337         dpsnprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, prog->filecrc);
 338         MSG_WriteString (&client->message,message);
 339
 340         MSG_WriteByte (&client->message, svc_serverinfo);
 341         MSG_WriteLong (&client->message, Protocol_NumberForEnum(sv.protocol));
 342         MSG_WriteByte (&client->message, svs.maxclients);
 343
 344         if (!coop.integer && deathmatch.integer)
 345                 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
 346         else
 347                 MSG_WriteByte (&client->message, GAME_COOP);
 348
 349         MSG_WriteString (&client->message,PRVM_GetString(prog->edicts->fields.server->message));
 350
 351         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 352                 MSG_WriteString (&client->message, sv.model_precache[i]);
 353         MSG_WriteByte (&client->message, 0);
 354
 355         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 356                 MSG_WriteString (&client->message, sv.sound_precache[i]);
 357         MSG_WriteByte (&client->message, 0);
 358
 359 // send music
 360         MSG_WriteByte (&client->message, svc_cdtrack);
 361         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
 362         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
 363
 364 // set view
 365         MSG_WriteByte (&client->message, svc_setview);
 366         MSG_WriteShort (&client->message, PRVM_NUM_FOR_EDICT(client->edict));
 367
 368         MSG_WriteByte (&client->message, svc_signonnum);
 369         MSG_WriteByte (&client->message, 1);
 370
 371         client->sendsignon = true;
 372         client->spawned = false;                // need prespawn, spawn, etc
 373 }
 374
 375 /*
 376 ================
 377 SV_ConnectClient
 378
 379 Initializes a client_t for a new net connection.  This will only be called
 380 once for a player each game, not once for each level change.
 381 ================
 382 */
 383 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 384 {
 385         client_t                *client;
 386         int                             i;
 387         float                   spawn_parms[NUM_SPAWN_PARMS];
 388
 389         client = svs.clients + clientnum;
 390
 391 // set up the client_t
 392         if (sv.loadgame)
 393                 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
 394         memset (client, 0, sizeof(*client));
 395         client->active = true;
 396         client->netconnection = netconnection;
 397
 398         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 399
 400         strcpy(client->name, "unconnected");
 401         strcpy(client->old_name, "unconnected");
 402         client->spawned = false;
 403         client->edict = PRVM_EDICT_NUM(clientnum+1);
 404         client->message.data = client->msgbuf;
 405         client->message.maxsize = sizeof(client->msgbuf);
 406         client->message.allowoverflow = true;           // we can catch it
 407         // updated by receiving "rate" command from client
 408         client->rate = NET_MINRATE;
 409         // no limits for local player
 410         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
 411                 client->rate = 1000000000;
 412         client->connecttime = realtime;
 413
 414         if (sv.loadgame)
 415                 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
 416         else
 417         {
 418                 // call the progs to get default spawn parms for the new client
 419                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 420                 prog->globals.server->self = 0;
 421                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
 422                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 423                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
 424         }
 425
 426         // don't call SendServerinfo for a fresh botclient because its fields have
 427         // not been set up by the qc yet
 428         if (client->netconnection)
 429                 SV_SendServerinfo (client);
 430         else
 431                 client->spawned = true;
 432 }
 433
 434
 435 /*
 436 ===============================================================================
 437
 438 FRAME UPDATES
 439
 440 ===============================================================================
 441 */
 442
 443 /*
 444 ==================
 445 SV_ClearDatagram
 446
 447 ==================
 448 */
 449 void SV_ClearDatagram (void)
 450 {
 451         SZ_Clear (&sv.datagram);
 452 }
 453
 454 /*
 455 =============================================================================
 456
 457 The PVS must include a small area around the client to allow head bobbing
 458 or other small motion on the client side.  Otherwise, a bob might cause an
 459 entity that should be visible to not show up, especially when the bob
 460 crosses a waterline.
 461
 462 =============================================================================
 463 */
 464
 465 int sv_writeentitiestoclient_pvsbytes;
 466 unsigned char sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
 467
 468 static int numsendentities;
 469 static entity_state_t sendentities[MAX_EDICTS];
 470 static entity_state_t *sendentitiesindex[MAX_EDICTS];
 471
 472 void SV_PrepareEntitiesForSending(void)
 473 {
 474         int e, i;
 475         float f;
 476         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
 477         vec3_t cullmins, cullmaxs;
 478         model_t *model;
 479         prvm_edict_t *ent;
 480         prvm_eval_t *val;
 481         entity_state_t cs;
 482         // send all entities that touch the pvs
 483         numsendentities = 0;
 484         sendentitiesindex[0] = NULL;
 485         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
 486         {
 487                 sendentitiesindex[e] = NULL;
 488                 // the 2 billion unit check is actually to detect NAN origins (we really don't want to send those)
 489                 if (ent->priv.server->free || VectorLength2(ent->fields.server->origin) > 2000000000.0*2000000000.0)
 490                         continue;
 491
 492                 // this check disabled because it is never true
 493                 //if (numsendentities >= MAX_EDICTS)
 494                 //      continue;
 495
 496                 // EF_NODRAW prevents sending for any reason except for your own
 497                 // client, so we must keep all clients in this superset
 498                 effects = (unsigned)ent->fields.server->effects;
 499                 if (e > svs.maxclients && (effects & EF_NODRAW))
 500                         continue;
 501
 502                 // we can omit invisible entities with no effects that are not clients
 503                 // LordHavoc: this could kill tags attached to an invisible entity, I
 504                 // just hope we never have to support that case
 505                 i = (int)ent->fields.server->modelindex;
 506                 modelindex = (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model)) ? i : 0;
 507
 508                 flags = 0;
 509                 i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
 510                 glowsize = (unsigned char)bound(0, i, 255);
 511                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
 512                         flags |= RENDER_GLOWTRAIL;
 513
 514                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
 515                 light[0] = (unsigned short)bound(0, f, 65535);
 516                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
 517                 light[1] = (unsigned short)bound(0, f, 65535);
 518                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
 519                 light[2] = (unsigned short)bound(0, f, 65535);
 520                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
 521                 light[3] = (unsigned short)bound(0, f, 65535);
 522                 lightstyle = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
 523                 lightpflags = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
 524
 525                 if (gamemode == GAME_TENEBRAE)
 526                 {
 527                         // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
 528                         if (effects & 16)
 529                         {
 530                                 effects &= ~16;
 531                                 lightpflags |= PFLAGS_FULLDYNAMIC;
 532                         }
 533                         // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
 534                         if (effects & 32)
 535                         {
 536                                 effects &= ~32;
 537                                 light[0] = 0.2;
 538                                 light[1] = 1;
 539                                 light[2] = 0.2;
 540                                 light[3] = 200;
 541                                 lightpflags |= PFLAGS_FULLDYNAMIC;
 542                         }
 543                 }
 544
 545                 specialvisibilityradius = 0;
 546                 if (lightpflags & PFLAGS_FULLDYNAMIC)
 547                         specialvisibilityradius = max(specialvisibilityradius, light[3]);
 548                 if (glowsize)
 549                         specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
 550                 if (flags & RENDER_GLOWTRAIL)
 551                         specialvisibilityradius = max(specialvisibilityradius, 100);
 552                 if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
 553                 {
 554                         if (effects & EF_BRIGHTFIELD)
 555                                 specialvisibilityradius = max(specialvisibilityradius, 80);
 556                         if (effects & EF_MUZZLEFLASH)
 557                                 specialvisibilityradius = max(specialvisibilityradius, 100);
 558                         if (effects & EF_BRIGHTLIGHT)
 559                                 specialvisibilityradius = max(specialvisibilityradius, 400);
 560                         if (effects & EF_DIMLIGHT)
 561                                 specialvisibilityradius = max(specialvisibilityradius, 200);
 562                         if (effects & EF_RED)
 563                                 specialvisibilityradius = max(specialvisibilityradius, 200);
 564                         if (effects & EF_BLUE)
 565                                 specialvisibilityradius = max(specialvisibilityradius, 200);
 566                         if (effects & EF_FLAME)
 567                                 specialvisibilityradius = max(specialvisibilityradius, 250);
 568                         if (effects & EF_STARDUST)
 569                                 specialvisibilityradius = max(specialvisibilityradius, 100);
 570                 }
 571                 if (e > svs.maxclients && (!modelindex && !specialvisibilityradius))
 572                         continue;
 573
 574                 cs = defaultstate;
 575                 cs.active = true;
 576                 cs.number = e;
 577                 VectorCopy(ent->fields.server->origin, cs.origin);
 578                 VectorCopy(ent->fields.server->angles, cs.angles);
 579                 cs.flags = flags;
 580                 cs.effects = effects;
 581                 cs.colormap = (unsigned)ent->fields.server->colormap;
 582                 cs.modelindex = modelindex;
 583                 cs.skin = (unsigned)ent->fields.server->skin;
 584                 cs.frame = (unsigned)ent->fields.server->frame;
 585                 cs.viewmodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
 586                 cs.exteriormodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
 587                 cs.nodrawtoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
 588                 cs.drawonlytoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
 589                 cs.tagentity = PRVM_GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
 590                 cs.tagindex = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
 591                 cs.glowsize = glowsize;
 592
 593                 // don't need to init cs.colormod because the defaultstate did that for us
 594                 //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
 595                 val = PRVM_GETEDICTFIELDVALUE(ent, eval_colormod);
 596                 if (val->vector[0] || val->vector[1] || val->vector[2])
 597                 {
 598                         i = val->vector[0] * 32.0f;cs.colormod[0] = bound(0, i, 255);
 599                         i = val->vector[1] * 32.0f;cs.colormod[1] = bound(0, i, 255);
 600                         i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
 601                 }
 602
 603                 cs.modelindex = modelindex;
 604
 605                 cs.alpha = 255;
 606                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
 607                 if (f)
 608                 {
 609                         i = (int)f;
 610                         cs.alpha = (unsigned char)bound(0, i, 255);
 611                 }
 612                 // halflife
 613                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
 614                 if (f)
 615                 {
 616                         i = (int)f;
 617                         cs.alpha = (unsigned char)bound(0, i, 255);
 618                 }
 619
 620                 cs.scale = 16;
 621                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
 622                 if (f)
 623                 {
 624                         i = (int)f;
 625                         cs.scale = (unsigned char)bound(0, i, 255);
 626                 }
 627
 628                 cs.glowcolor = 254;
 629                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
 630                 if (f)
 631                         cs.glowcolor = (int)f;
 632
 633                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
 634                         cs.effects |= EF_FULLBRIGHT;
 635
 636                 if (ent->fields.server->movetype == MOVETYPE_STEP)
 637                         cs.flags |= RENDER_STEP;
 638                 if ((cs.effects & EF_LOWPRECISION) && cs.origin[0] >= -32768 && cs.origin[1] >= -32768 && cs.origin[2] >= -32768 && cs.origin[0] <= 32767 && cs.origin[1] <= 32767 && cs.origin[2] <= 32767)
 639                         cs.flags |= RENDER_LOWPRECISION;
 640                 if (ent->fields.server->colormap >= 1024)
 641                         cs.flags |= RENDER_COLORMAPPED;
 642                 if (cs.viewmodelforclient)
 643                         cs.flags |= RENDER_VIEWMODEL; // show relative to the view
 644
 645                 cs.light[0] = light[0];
 646                 cs.light[1] = light[1];
 647                 cs.light[2] = light[2];
 648                 cs.light[3] = light[3];
 649                 cs.lightstyle = lightstyle;
 650                 cs.lightpflags = lightpflags;
 651
 652                 cs.specialvisibilityradius = specialvisibilityradius;
 653
 654                 // calculate the visible box of this entity (don't use the physics box
 655                 // as that is often smaller than a model, and would not count
 656                 // specialvisibilityradius)
 657                 if ((model = sv.models[modelindex]))
 658                 {
 659                         if (cs.angles[0] || cs.angles[2]) // pitch and roll
 660                         {
 661                                 VectorAdd(cs.origin, model->rotatedmins, cullmins);
 662                                 VectorAdd(cs.origin, model->rotatedmaxs, cullmaxs);
 663                         }
 664                         else if (cs.angles[1])
 665                         {
 666                                 VectorAdd(cs.origin, model->yawmins, cullmins);
 667                                 VectorAdd(cs.origin, model->yawmaxs, cullmaxs);
 668                         }
 669                         else
 670                         {
 671                                 VectorAdd(cs.origin, model->normalmins, cullmins);
 672                                 VectorAdd(cs.origin, model->normalmaxs, cullmaxs);
 673                         }
 674                 }
 675                 else
 676                 {
 677                         VectorCopy(cs.origin, cullmins);
 678                         VectorCopy(cs.origin, cullmaxs);
 679                 }
 680                 if (specialvisibilityradius)
 681                 {
 682                         cullmins[0] = min(cullmins[0], cs.origin[0] - specialvisibilityradius);
 683                         cullmins[1] = min(cullmins[1], cs.origin[1] - specialvisibilityradius);
 684                         cullmins[2] = min(cullmins[2], cs.origin[2] - specialvisibilityradius);
 685                         cullmaxs[0] = max(cullmaxs[0], cs.origin[0] + specialvisibilityradius);
 686                         cullmaxs[1] = max(cullmaxs[1], cs.origin[1] + specialvisibilityradius);
 687                         cullmaxs[2] = max(cullmaxs[2], cs.origin[2] + specialvisibilityradius);
 688                 }
 689                 if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
 690                 {
 691                         VectorCopy(cullmins, ent->priv.server->cullmins);
 692                         VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
 693                         ent->priv.server->pvs_numclusters = -1;
 694                         if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
 695                         {
 696                                 i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
 697                                 if (i <= MAX_ENTITYCLUSTERS)
 698                                         ent->priv.server->pvs_numclusters = i;
 699                         }
 700                 }
 701
 702                 sendentitiesindex[e] = sendentities + numsendentities;
 703                 sendentities[numsendentities++] = cs;
 704         }
 705 }
 706
 707 static int sententitiesmark = 0;
 708 static int sententities[MAX_EDICTS];
 709 static int sententitiesconsideration[MAX_EDICTS];
 710 static int sv_writeentitiestoclient_culled_pvs;
 711 static int sv_writeentitiestoclient_culled_trace;
 712 static int sv_writeentitiestoclient_visibleentities;
 713 static int sv_writeentitiestoclient_totalentities;
 714 //static entity_frame_t sv_writeentitiestoclient_entityframe;
 715 static int sv_writeentitiestoclient_clentnum;
 716 static vec3_t sv_writeentitiestoclient_testeye;
 717 static client_t *sv_writeentitiestoclient_client;
 718
 719 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
 720 {
 721         int isbmodel;
 722         vec3_t testorigin;
 723         model_t *model;
 724         prvm_edict_t *ed;
 725         trace_t trace;
 726         if (sententitiesconsideration[s->number] == sententitiesmark)
 727                 return;
 728         sententitiesconsideration[s->number] = sententitiesmark;
 729         sv_writeentitiestoclient_totalentities++;
 730
 731         // never reject player
 732         if (s->number != sv_writeentitiestoclient_clentnum)
 733         {
 734                 // check various rejection conditions
 735                 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
 736                         return;
 737                 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
 738                         return;
 739                 if (s->effects & EF_NODRAW)
 740                         return;
 741                 // LordHavoc: only send entities with a model or important effects
 742                 if (!s->modelindex && s->specialvisibilityradius == 0)
 743                         return;
 744
 745                 // viewmodels don't have visibility checking
 746                 if (s->viewmodelforclient)
 747                 {
 748                         if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
 749                                 return;
 750                 }
 751                 else if (s->tagentity)
 752                 {
 753                         // tag attached entities simply check their parent
 754                         if (!sendentitiesindex[s->tagentity])
 755                                 return;
 756                         SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
 757                         if (sententities[s->tagentity] != sententitiesmark)
 758                                 return;
 759                 }
 760                 // always send world submodels in newer protocols because they don't
 761                 // generate much traffic (in old protocols they hog bandwidth)
 762                 else if (!(s->effects & EF_NODEPTHTEST) && !((isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') && (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)))
 763                 {
 764                         // entity has survived every check so far, check if visible
 765                         ed = PRVM_EDICT_NUM(s->number);
 766
 767                         // if not touching a visible leaf
 768                         if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes)
 769                         {
 770                                 if (ed->priv.server->pvs_numclusters < 0)
 771                                 {
 772                                         // entity too big for clusters list
 773                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
 774                                         {
 775                                                 sv_writeentitiestoclient_culled_pvs++;
 776                                                 return;
 777                                         }
 778                                 }
 779                                 else
 780                                 {
 781                                         int i;
 782                                         // check cached clusters list
 783                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
 784                                                 if (CHECKPVSBIT(sv_writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
 785                                                         break;
 786                                         if (i == ed->priv.server->pvs_numclusters)
 787                                         {
 788                                                 sv_writeentitiestoclient_culled_pvs++;
 789                                                 return;
 790                                         }
 791                                 }
 792                         }
 793
 794                         // or not seen by random tracelines
 795                         if (sv_cullentities_trace.integer && !isbmodel)
 796                         {
 797                                 // LordHavoc: test center first
 798                                 testorigin[0] = (ed->priv.server->cullmins[0] + ed->priv.server->cullmaxs[0]) * 0.5f;
 799                                 testorigin[1] = (ed->priv.server->cullmins[1] + ed->priv.server->cullmaxs[1]) * 0.5f;
 800                                 testorigin[2] = (ed->priv.server->cullmins[2] + ed->priv.server->cullmaxs[2]) * 0.5f;
 801                                 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
 802                                 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
 803                                         sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
 804                                 else
 805                                 {
 806                                         // LordHavoc: test random offsets, to maximize chance of detection
 807                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
 808                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
 809                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
 810                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
 811                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
 812                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
 813                                         else
 814                                         {
 815                                                 if (s->specialvisibilityradius)
 816                                                 {
 817                                                         // LordHavoc: test random offsets, to maximize chance of detection
 818                                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
 819                                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
 820                                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
 821                                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
 822                                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
 823                                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
 824                                                 }
 825                                         }
 826                                 }
 827                                 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
 828                                 {
 829                                         sv_writeentitiestoclient_culled_trace++;
 830                                         return;
 831                                 }
 832                         }
 833                 }
 834         }
 835
 836         // this just marks it for sending
 837         // FIXME: it would be more efficient to send here, but the entity
 838         // compressor isn't that flexible
 839         sv_writeentitiestoclient_visibleentities++;
 840         sententities[s->number] = sententitiesmark;
 841 }
 842
 843 entity_state_t sendstates[MAX_EDICTS];
 844
 845 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int *stats)
 846 {
 847         int i, numsendstates;
 848         entity_state_t *s;
 849
 850         // if there isn't enough space to accomplish anything, skip it
 851         if (msg->cursize + 25 > msg->maxsize)
 852                 return;
 853
 854         sv_writeentitiestoclient_client = client;
 855
 856         sv_writeentitiestoclient_culled_pvs = 0;
 857         sv_writeentitiestoclient_culled_trace = 0;
 858         sv_writeentitiestoclient_visibleentities = 0;
 859         sv_writeentitiestoclient_totalentities = 0;
 860
 861 // find the client's PVS
 862         // the real place being tested from
 863         VectorAdd(clent->fields.server->origin, clent->fields.server->view_ofs, sv_writeentitiestoclient_testeye);
 864         sv_writeentitiestoclient_pvsbytes = 0;
 865         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
 866                 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
 867
 868         sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
 869
 870         sententitiesmark++;
 871
 872         for (i = 0;i < numsendentities;i++)
 873                 SV_MarkWriteEntityStateToClient(sendentities + i);
 874
 875         numsendstates = 0;
 876         for (i = 0;i < numsendentities;i++)
 877         {
 878                 if (sententities[sendentities[i].number] == sententitiesmark)
 879                 {
 880                         s = &sendstates[numsendstates++];
 881                         *s = sendentities[i];
 882                         if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
 883                                 s->flags |= RENDER_EXTERIORMODEL;
 884                 }
 885         }
 886
 887         if (sv_cullentities_stats.integer)
 888                 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv_writeentitiestoclient_totalentities, sv_writeentitiestoclient_visibleentities, sv_writeentitiestoclient_culled_pvs + sv_writeentitiestoclient_culled_trace, sv_writeentitiestoclient_culled_pvs, sv_writeentitiestoclient_culled_trace);
 889
 890         if (client->entitydatabase5)
 891                 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1, stats, client->movesequence);
 892         else if (client->entitydatabase4)
 893                 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
 894         else if (client->entitydatabase)
 895                 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
 896         else
 897                 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
 898 }
 899
 900 /*
 901 =============
 902 SV_CleanupEnts
 903
 904 =============
 905 */
 906 void SV_CleanupEnts (void)
 907 {
 908         int             e;
 909         prvm_edict_t    *ent;
 910
 911         ent = PRVM_NEXT_EDICT(prog->edicts);
 912         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
 913                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
 914 }
 915
 916 /*
 917 ==================
 918 SV_WriteClientdataToMessage
 919
 920 ==================
 921 */
 922 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
 923 {
 924         int             bits;
 925         int             i;
 926         prvm_edict_t    *other;
 927         int             items;
 928         prvm_eval_t     *val;
 929         vec3_t  punchvector;
 930         unsigned char   viewzoom;
 931         const char *s;
 932
 933 //
 934 // send a damage message
 935 //
 936         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
 937         {
 938                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
 939                 MSG_WriteByte (msg, svc_damage);
 940                 MSG_WriteByte (msg, ent->fields.server->dmg_save);
 941                 MSG_WriteByte (msg, ent->fields.server->dmg_take);
 942                 for (i=0 ; i<3 ; i++)
 943                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
 944
 945                 ent->fields.server->dmg_take = 0;
 946                 ent->fields.server->dmg_save = 0;
 947         }
 948
 949 //
 950 // send the current viewpos offset from the view entity
 951 //
 952         SV_SetIdealPitch ();            // how much to look up / down ideally
 953
 954 // a fixangle might get lost in a dropped packet.  Oh well.
 955         if ( ent->fields.server->fixangle )
 956         {
 957                 MSG_WriteByte (msg, svc_setangle);
 958                 for (i=0 ; i < 3 ; i++)
 959                         MSG_WriteAngle (msg, ent->fields.server->angles[i], sv.protocol);
 960                 ent->fields.server->fixangle = 0;
 961         }
 962
 963         // stuff the sigil bits into the high bits of items for sbar, or else
 964         // mix in items2
 965         val = PRVM_GETEDICTFIELDVALUE(ent, eval_items2);
 966         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
 967                 items = (int)ent->fields.server->items | ((int)val->_float << 23);
 968         else
 969                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
 970
 971         VectorClear(punchvector);
 972         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_punchvector)))
 973                 VectorCopy(val->vector, punchvector);
 974
 975         // FIXME: cache weapon model name and index in client struct to save time
 976         // (this search can be almost 1% of cpu time!)
 977         s = PRVM_GetString(ent->fields.server->weaponmodel);
 978         if (strcmp(s, client->weaponmodel))
 979         {
 980                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
 981                 client->weaponmodelindex = SV_ModelIndex(s, 1);
 982         }
 983
 984         viewzoom = 255;
 985         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_viewzoom)))
 986                 viewzoom = val->_float * 255.0f;
 987         if (viewzoom == 0)
 988                 viewzoom = 255;
 989
 990         bits = 0;
 991
 992         if ((int)ent->fields.server->flags & FL_ONGROUND)
 993                 bits |= SU_ONGROUND;
 994         if (ent->fields.server->waterlevel >= 2)
 995                 bits |= SU_INWATER;
 996         if (ent->fields.server->idealpitch)
 997                 bits |= SU_IDEALPITCH;
 998
 999         for (i=0 ; i<3 ; i++)
1000         {
1001                 if (ent->fields.server->punchangle[i])
1002                         bits |= (SU_PUNCH1<<i);
1003                 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
1004                         if (punchvector[i])
1005                                 bits |= (SU_PUNCHVEC1<<i);
1006                 if (ent->fields.server->velocity[i])
1007                         bits |= (SU_VELOCITY1<<i);
1008         }
1009
1010         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
1011         stats[STAT_VIEWHEIGHT] = ent->fields.server->view_ofs[2];
1012         stats[STAT_ITEMS] = items;
1013         stats[STAT_WEAPONFRAME] = ent->fields.server->weaponframe;
1014         stats[STAT_ARMOR] = ent->fields.server->armorvalue;
1015         stats[STAT_WEAPON] = client->weaponmodelindex;
1016         stats[STAT_HEALTH] = ent->fields.server->health;
1017         stats[STAT_AMMO] = ent->fields.server->currentammo;
1018         stats[STAT_SHELLS] = ent->fields.server->ammo_shells;
1019         stats[STAT_NAILS] = ent->fields.server->ammo_nails;
1020         stats[STAT_ROCKETS] = ent->fields.server->ammo_rockets;
1021         stats[STAT_CELLS] = ent->fields.server->ammo_cells;
1022         stats[STAT_ACTIVEWEAPON] = ent->fields.server->weapon;
1023         stats[STAT_VIEWZOOM] = viewzoom;
1024         // the QC bumps these itself by sending svc_'s, so we have to keep them
1025         // zero or they'll be corrected by the engine
1026         //stats[STAT_TOTALSECRETS] = prog->globals.server->total_secrets;
1027         //stats[STAT_TOTALMONSTERS] = prog->globals.server->total_monsters;
1028         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
1029         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
1030
1031         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
1032         {
1033                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
1034                 bits |= SU_ITEMS;
1035                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
1036                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
1037                 bits |= SU_WEAPON;
1038                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
1039                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
1040                         if (viewzoom != 255)
1041                                 bits |= SU_VIEWZOOM;
1042         }
1043
1044         if (bits >= 65536)
1045                 bits |= SU_EXTEND1;
1046         if (bits >= 16777216)
1047                 bits |= SU_EXTEND2;
1048
1049         // send the data
1050         MSG_WriteByte (msg, svc_clientdata);
1051         MSG_WriteShort (msg, bits);
1052         if (bits & SU_EXTEND1)
1053                 MSG_WriteByte(msg, bits >> 16);
1054         if (bits & SU_EXTEND2)
1055                 MSG_WriteByte(msg, bits >> 24);
1056
1057         if (bits & SU_VIEWHEIGHT)
1058                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
1059
1060         if (bits & SU_IDEALPITCH)
1061                 MSG_WriteChar (msg, ent->fields.server->idealpitch);
1062
1063         for (i=0 ; i<3 ; i++)
1064         {
1065                 if (bits & (SU_PUNCH1<<i))
1066                 {
1067                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1068                                 MSG_WriteChar(msg, ent->fields.server->punchangle[i]);
1069                         else
1070                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
1071                 }
1072                 if (bits & (SU_PUNCHVEC1<<i))
1073                 {
1074                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1075                                 MSG_WriteCoord16i(msg, punchvector[i]);
1076                         else
1077                                 MSG_WriteCoord32f(msg, punchvector[i]);
1078                 }
1079                 if (bits & (SU_VELOCITY1<<i))
1080                 {
1081                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1082                                 MSG_WriteChar(msg, ent->fields.server->velocity[i] * (1.0f / 16.0f));
1083                         else
1084                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
1085                 }
1086         }
1087
1088         if (bits & SU_ITEMS)
1089                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
1090
1091         if (sv.protocol == PROTOCOL_DARKPLACES5)
1092         {
1093                 if (bits & SU_WEAPONFRAME)
1094                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
1095                 if (bits & SU_ARMOR)
1096                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
1097                 if (bits & SU_WEAPON)
1098                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
1099                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1100                 MSG_WriteShort (msg, stats[STAT_AMMO]);
1101                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
1102                 MSG_WriteShort (msg, stats[STAT_NAILS]);
1103                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
1104                 MSG_WriteShort (msg, stats[STAT_CELLS]);
1105                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
1106                 if (bits & SU_VIEWZOOM)
1107                         MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1108         }
1109         else if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1110         {
1111                 if (bits & SU_WEAPONFRAME)
1112                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
1113                 if (bits & SU_ARMOR)
1114                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
1115                 if (bits & SU_WEAPON)
1116                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1117                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1118                 MSG_WriteByte (msg, stats[STAT_AMMO]);
1119                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
1120                 MSG_WriteByte (msg, stats[STAT_NAILS]);
1121                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
1122                 MSG_WriteByte (msg, stats[STAT_CELLS]);
1123                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1124                 {
1125                         for (i = 0;i < 32;i++)
1126                                 if (stats[STAT_WEAPON] & (1<<i))
1127                                         break;
1128                         MSG_WriteByte (msg, i);
1129                 }
1130                 else
1131                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1132                 if (bits & SU_VIEWZOOM)
1133                 {
1134                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1135                                 MSG_WriteByte (msg, min(stats[STAT_VIEWZOOM], 255));
1136                         else
1137                                 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1138                 }
1139         }
1140 }
1141
1142 /*
1143 =======================
1144 SV_SendClientDatagram
1145 =======================
1146 */
1147 static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1148 qboolean SV_SendClientDatagram (client_t *client)
1149 {
1150         int rate, maxrate, maxsize, maxsize2;
1151         sizebuf_t msg;
1152         int stats[MAX_CL_STATS];
1153
1154         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1155         {
1156                 // for good singleplayer, send huge packets
1157                 maxsize = sizeof(sv_sendclientdatagram_buf);
1158                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1159         }
1160         else if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1161         {
1162                 // no rate limiting support on older protocols because dp protocols
1163                 // 1-4 kick the client off if they overflow, and quake protocol shows
1164                 // less than the full entity set if rate limited
1165                 maxsize = 1400;
1166                 maxsize2 = 1400;
1167         }
1168         else
1169         {
1170                 // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
1171                 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1172                 if (sv_maxrate.integer != maxrate)
1173                         Cvar_SetValueQuick(&sv_maxrate, maxrate);
1174
1175                 rate = bound(NET_MINRATE, client->rate, maxrate);
1176                 rate = (int)(client->rate * sys_ticrate.value);
1177                 maxsize = bound(100, rate, 1400);
1178                 maxsize2 = 1400;
1179         }
1180
1181         msg.data = sv_sendclientdatagram_buf;
1182         msg.maxsize = maxsize;
1183         msg.cursize = 0;
1184
1185         MSG_WriteByte (&msg, svc_time);
1186         MSG_WriteFloat (&msg, sv.time);
1187
1188         // add the client specific data to the datagram
1189         SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
1190         SV_WriteEntitiesToClient (client, client->edict, &msg, stats);
1191
1192         // expand packet size to allow effects to go over the rate limit
1193         // (dropping them is FAR too ugly)
1194         msg.maxsize = maxsize2;
1195
1196         // copy the server datagram if there is space
1197         // FIXME: put in delayed queue of effects to send
1198         if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1199                 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1200
1201 // send the datagram
1202         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1203         {
1204                 SV_DropClient (true);// if the message couldn't send, kick off
1205                 return false;
1206         }
1207
1208         return true;
1209 }
1210
1211 /*
1212 =======================
1213 SV_UpdateToReliableMessages
1214 =======================
1215 */
1216 void SV_UpdateToReliableMessages (void)
1217 {
1218         int i, j;
1219         client_t *client;
1220         prvm_eval_t *val;
1221         const char *name;
1222         const char *model;
1223         const char *skin;
1224
1225 // check for changes to be sent over the reliable streams
1226         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1227         {
1228                 // update the host_client fields we care about according to the entity fields
1229                 host_client->edict = PRVM_EDICT_NUM(i+1);
1230
1231                 // DP_SV_CLIENTNAME
1232                 name = PRVM_GetString(host_client->edict->fields.server->netname);
1233                 if (name == NULL)
1234                         name = "";
1235                 // always point the string back at host_client->name to keep it safe
1236                 strlcpy (host_client->name, name, sizeof (host_client->name));
1237                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
1238                 if (strcmp(host_client->old_name, host_client->name))
1239                 {
1240                         if (host_client->spawned)
1241                                 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1242                         strcpy(host_client->old_name, host_client->name);
1243                         // send notification to all clients
1244                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1245                         MSG_WriteByte (&sv.reliable_datagram, i);
1246                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1247                 }
1248
1249                 // DP_SV_CLIENTCOLORS
1250                 // this is always found (since it's added by the progs loader)
1251                 if ((val = PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_clientcolors)))
1252                         host_client->colors = (int)val->_float;
1253                 if (host_client->old_colors != host_client->colors)
1254                 {
1255                         host_client->old_colors = host_client->colors;
1256                         // send notification to all clients
1257                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1258                         MSG_WriteByte (&sv.reliable_datagram, i);
1259                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1260                 }
1261
1262                 // NEXUIZ_PLAYERMODEL
1263                 if( eval_playermodel ) {
1264                         model = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string);
1265                         if (model == NULL)
1266                                 model = "";
1267                         // always point the string back at host_client->name to keep it safe
1268                         strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
1269                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(host_client->playermodel);
1270                 }
1271
1272                 // NEXUIZ_PLAYERSKIN
1273                 if( eval_playerskin ) {
1274                         skin = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string);
1275                         if (skin == NULL)
1276                                 skin = "";
1277                         // always point the string back at host_client->name to keep it safe
1278                         strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
1279                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(host_client->playerskin);
1280                 }
1281
1282                 // frags
1283                 host_client->frags = (int)host_client->edict->fields.server->frags;
1284                 if (host_client->old_frags != host_client->frags)
1285                 {
1286                         host_client->old_frags = host_client->frags;
1287                         // send notification to all clients
1288                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1289                         MSG_WriteByte (&sv.reliable_datagram, i);
1290                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1291                 }
1292         }
1293
1294         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1295                 if (client->netconnection)
1296                         SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1297
1298         SZ_Clear (&sv.reliable_datagram);
1299 }
1300
1301
1302 /*
1303 =======================
1304 SV_SendNop
1305
1306 Send a nop message without trashing or sending the accumulated client
1307 message buffer
1308 =======================
1309 */
1310 void SV_SendNop (client_t *client)
1311 {
1312         sizebuf_t       msg;
1313         unsigned char           buf[4];
1314
1315         msg.data = buf;
1316         msg.maxsize = sizeof(buf);
1317         msg.cursize = 0;
1318
1319         MSG_WriteChar (&msg, svc_nop);
1320
1321         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1322                 SV_DropClient (true);   // if the message couldn't send, kick off
1323         client->last_message = realtime;
1324 }
1325
1326 /*
1327 =======================
1328 SV_SendClientMessages
1329 =======================
1330 */
1331 void SV_SendClientMessages (void)
1332 {
1333         int i, prepared = false;
1334
1335 // update frags, names, etc
1336         SV_UpdateToReliableMessages();
1337
1338 // build individual updates
1339         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1340         {
1341                 if (!host_client->active)
1342                         continue;
1343                 if (!host_client->netconnection)
1344                 {
1345                         SZ_Clear(&host_client->message);
1346                         continue;
1347                 }
1348
1349                 if (host_client->message.overflowed)
1350                 {
1351                         SV_DropClient (true);   // if the message couldn't send, kick off
1352                         continue;
1353                 }
1354
1355                 if (host_client->spawned)
1356                 {
1357                         if (!prepared)
1358                         {
1359                                 prepared = true;
1360                                 // only prepare entities once per frame
1361                                 SV_PrepareEntitiesForSending();
1362                         }
1363                         if (!SV_SendClientDatagram (host_client))
1364                                 continue;
1365                 }
1366                 else
1367                 {
1368                 // the player isn't totally in the game yet
1369                 // send small keepalive messages if too much time has passed
1370                 // send a full message when the next signon stage has been requested
1371                 // some other message data (name changes, etc) may accumulate
1372                 // between signon stages
1373                         if (!host_client->sendsignon)
1374                         {
1375                                 if (realtime - host_client->last_message > 5)
1376                                         SV_SendNop (host_client);
1377                                 continue;       // don't send out non-signon messages
1378                         }
1379                 }
1380
1381                 if (host_client->message.cursize || host_client->dropasap)
1382                 {
1383                         if (!NetConn_CanSendMessage (host_client->netconnection))
1384                                 continue;
1385
1386                         if (host_client->dropasap)
1387                                 SV_DropClient (false);  // went to another level
1388                         else
1389                         {
1390                                 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1391                                         SV_DropClient (true);   // if the message couldn't send, kick off
1392                                 SZ_Clear (&host_client->message);
1393                                 host_client->last_message = realtime;
1394                                 host_client->sendsignon = false;
1395                         }
1396                 }
1397         }
1398
1399 // clear muzzle flashes
1400         SV_CleanupEnts();
1401 }
1402
1403
1404 /*
1405 ==============================================================================
1406
1407 SERVER SPAWNING
1408
1409 ==============================================================================
1410 */
1411
1412 /*
1413 ================
1414 SV_ModelIndex
1415
1416 ================
1417 */
1418 int SV_ModelIndex(const char *s, int precachemode)
1419 {
1420         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1421         char filename[MAX_QPATH];
1422         if (!s || !*s)
1423                 return 0;
1424         // testing
1425         //if (precachemode == 2)
1426         //      return 0;
1427         strlcpy(filename, s, sizeof(filename));
1428         for (i = 2;i < limit;i++)
1429         {
1430                 if (!sv.model_precache[i][0])
1431                 {
1432                         if (precachemode)
1433                         {
1434                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1435                                 {
1436                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1437                                         return 0;
1438                                 }
1439                                 if (precachemode == 1)
1440                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1441                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1442                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, false);
1443                                 if (sv.state != ss_loading)
1444                                 {
1445                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1446                                         MSG_WriteShort(&sv.reliable_datagram, i);
1447                                         MSG_WriteString(&sv.reliable_datagram, filename);
1448                                 }
1449                                 return i;
1450                         }
1451                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1452                         return 0;
1453                 }
1454                 if (!strcmp(sv.model_precache[i], filename))
1455                         return i;
1456         }
1457         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1458         return 0;
1459 }
1460
1461 /*
1462 ================
1463 SV_SoundIndex
1464
1465 ================
1466 */
1467 int SV_SoundIndex(const char *s, int precachemode)
1468 {
1469         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_SOUNDS);
1470         char filename[MAX_QPATH];
1471         if (!s || !*s)
1472                 return 0;
1473         // testing
1474         //if (precachemode == 2)
1475         //      return 0;
1476         strlcpy(filename, s, sizeof(filename));
1477         for (i = 1;i < limit;i++)
1478         {
1479                 if (!sv.sound_precache[i][0])
1480                 {
1481                         if (precachemode)
1482                         {
1483                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1484                                 {
1485                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1486                                         return 0;
1487                                 }
1488                                 if (precachemode == 1)
1489                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1490                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1491                                 if (sv.state != ss_loading)
1492                                 {
1493                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1494                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1495                                         MSG_WriteString(&sv.reliable_datagram, filename);
1496                                 }
1497                                 return i;
1498                         }
1499                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1500                         return 0;
1501                 }
1502                 if (!strcmp(sv.sound_precache[i], filename))
1503                         return i;
1504         }
1505         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1506         return 0;
1507 }
1508
1509 /*
1510 ================
1511 SV_CreateBaseline
1512
1513 ================
1514 */
1515 void SV_CreateBaseline (void)
1516 {
1517         int i, entnum, large;
1518         prvm_edict_t *svent;
1519
1520         // LordHavoc: clear *all* states (note just active ones)
1521         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1522         {
1523                 // get the current server version
1524                 svent = PRVM_EDICT_NUM(entnum);
1525
1526                 // LordHavoc: always clear state values, whether the entity is in use or not
1527                 svent->priv.server->baseline = defaultstate;
1528
1529                 if (svent->priv.server->free)
1530                         continue;
1531                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
1532                         continue;
1533
1534                 // create entity baseline
1535                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
1536                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
1537                 svent->priv.server->baseline.frame = svent->fields.server->frame;
1538                 svent->priv.server->baseline.skin = svent->fields.server->skin;
1539                 if (entnum > 0 && entnum <= svs.maxclients)
1540                 {
1541                         svent->priv.server->baseline.colormap = entnum;
1542                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1543                 }
1544                 else
1545                 {
1546                         svent->priv.server->baseline.colormap = 0;
1547                         svent->priv.server->baseline.modelindex = svent->fields.server->modelindex;
1548                 }
1549
1550                 large = false;
1551                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1552                         large = true;
1553
1554                 // add to the message
1555                 if (large)
1556                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1557                 else
1558                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1559                 MSG_WriteShort (&sv.signon, entnum);
1560
1561                 if (large)
1562                 {
1563                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1564                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1565                 }
1566                 else
1567                 {
1568                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1569                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1570                 }
1571                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1572                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1573                 for (i=0 ; i<3 ; i++)
1574                 {
1575                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1576                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1577                 }
1578         }
1579 }
1580
1581
1582 /*
1583 ================
1584 SV_SendReconnect
1585
1586 Tell all the clients that the server is changing levels
1587 ================
1588 */
1589 void SV_SendReconnect (void)
1590 {
1591 #if 1
1592         MSG_WriteByte(&sv.reliable_datagram, svc_stufftext);
1593         MSG_WriteString(&sv.reliable_datagram, "reconnect\n");
1594 #else
1595         unsigned char data[128];
1596         sizebuf_t msg;
1597
1598         msg.data = data;
1599         msg.cursize = 0;
1600         msg.maxsize = sizeof(data);
1601
1602         MSG_WriteChar (&msg, svc_stufftext);
1603         MSG_WriteString (&msg, "reconnect\n");
1604         NetConn_SendToAll (&msg, 5);
1605
1606         if (cls.state != ca_dedicated)
1607                 Cmd_ExecuteString ("reconnect\n", src_command);
1608 #endif
1609 }
1610
1611
1612 /*
1613 ================
1614 SV_SaveSpawnparms
1615
1616 Grabs the current state of each client for saving across the
1617 transition to another level
1618 ================
1619 */
1620 void SV_SaveSpawnparms (void)
1621 {
1622         int             i, j;
1623
1624         svs.serverflags = prog->globals.server->serverflags;
1625
1626         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1627         {
1628                 if (!host_client->active)
1629                         continue;
1630
1631         // call the progs to get default spawn parms for the new client
1632                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
1633                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
1634                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1635                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
1636         }
1637 }
1638 /*
1639 void SV_IncreaseEdicts(void)
1640 {
1641         int i;
1642         prvm_edict_t *ent;
1643         int oldmax_edicts = prog->max_edicts;
1644         void *oldedictsengineprivate = prog->edictprivate;
1645         void *oldedictsfields = prog->edictsfields;
1646         void *oldmoved_edicts = sv.moved_edicts;
1647
1648         if (prog->max_edicts >= MAX_EDICTS)
1649                 return;
1650
1651         // links don't survive the transition, so unlink everything
1652         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1653         {
1654                 if (!ent->priv.server->free)
1655                         SV_UnlinkEdict(prog->edicts + i);
1656                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1657         }
1658         SV_ClearWorld();
1659
1660         prog->max_edicts   = min(prog->max_edicts + 256, MAX_EDICTS);
1661         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1662         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);
1663         sv.moved_edicts = PR_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1664
1665         memcpy(prog->edictprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1666         memcpy(prog->edictsfields, oldedictsfields, oldmax_edicts * prog->edict_size);
1667
1668         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1669         {
1670                 ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
1671                 ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
1672                 // link every entity except world
1673                 if (!ent->priv.server->free)
1674                         SV_LinkEdict(ent, false);
1675         }
1676
1677         PR_Free(oldedictsengineprivate);
1678         PR_Free(oldedictsfields);
1679         PR_Free(oldmoved_edicts);
1680 }*/
1681
1682 /*
1683 ================
1684 SV_SpawnServer
1685
1686 This is called at the start of each level
1687 ================
1688 */
1689 extern float            scr_centertime_off;
1690
1691 void SV_SpawnServer (const char *server)
1692 {
1693         prvm_edict_t *ent;
1694         int i;
1695         char *entities;
1696         model_t *worldmodel;
1697         char modelname[sizeof(sv.modelname)];
1698
1699         Con_DPrintf("SpawnServer: %s\n", server);
1700
1701         if (cls.state != ca_dedicated)
1702                 SCR_BeginLoadingPlaque();
1703
1704         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1705         worldmodel = Mod_ForName(modelname, false, true, true);
1706         if (!worldmodel || !worldmodel->TraceBox)
1707         {
1708                 Con_Printf("Couldn't load map %s\n", modelname);
1709                 return;
1710         }
1711
1712         // let's not have any servers with no name
1713         if (hostname.string[0] == 0)
1714                 Cvar_Set ("hostname", "UNNAMED");
1715         scr_centertime_off = 0;
1716
1717         svs.changelevel_issued = false;         // now safe to issue another
1718
1719 //
1720 // tell all connected clients that we are going to a new level
1721 //
1722         if (sv.active)
1723         {
1724                 SV_VM_Begin();
1725                 SV_SendReconnect();
1726                 SV_VM_End();
1727         }
1728         else
1729         {
1730                 // open server port
1731                 NetConn_OpenServerPorts(true);
1732         }
1733
1734 //
1735 // make cvars consistant
1736 //
1737         if (coop.integer)
1738                 Cvar_SetValue ("deathmatch", 0);
1739         // LordHavoc: it can be useful to have skills outside the range 0-3...
1740         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1741         //Cvar_SetValue ("skill", (float)current_skill);
1742         current_skill = (int)(skill.value + 0.5);
1743
1744 //
1745 // set up the new server
1746 //
1747         Host_ClearMemory ();
1748
1749         memset (&sv, 0, sizeof(sv));
1750
1751         SV_VM_Setup();
1752
1753         sv.active = true;
1754
1755         strlcpy (sv.name, server, sizeof (sv.name));
1756
1757         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1758         if (sv.protocol == PROTOCOL_UNKNOWN)
1759         {
1760                 char buffer[1024];
1761                 Protocol_Names(buffer, sizeof(buffer));
1762                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1763                 sv.protocol = PROTOCOL_QUAKE;
1764         }
1765
1766         SV_VM_Begin();
1767
1768 // load progs to get entity field count
1769         //PR_LoadProgs ( sv_progs.string );
1770
1771         // allocate server memory
1772         /*// start out with just enough room for clients and a reasonable estimate of entities
1773         prog->max_edicts = max(svs.maxclients + 1, 512);
1774         prog->max_edicts = min(prog->max_edicts, MAX_EDICTS);
1775
1776         // prvm_edict_t structures (hidden from progs)
1777         prog->edicts = PR_Alloc(MAX_EDICTS * sizeof(prvm_edict_t));
1778         // engine private structures (hidden from progs)
1779         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1780         // progs fields, often accessed by server
1781         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);*/
1782         // used by PushMove to move back pushed entities
1783         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1784         /*for (i = 0;i < prog->max_edicts;i++)
1785         {
1786                 ent = prog->edicts + i;
1787                 ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
1788                 ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
1789         }*/
1790
1791         // fix up client->edict pointers for returning clients right away...
1792         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1793                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1794
1795         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1796         sv.datagram.cursize = 0;
1797         sv.datagram.data = sv.datagram_buf;
1798
1799         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1800         sv.reliable_datagram.cursize = 0;
1801         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1802
1803         sv.signon.maxsize = sizeof(sv.signon_buf);
1804         sv.signon.cursize = 0;
1805         sv.signon.data = sv.signon_buf;
1806
1807 // leave slots at start for clients only
1808         //prog->num_edicts = svs.maxclients+1;
1809
1810         sv.state = ss_loading;
1811         prog->allowworldwrites = true;
1812         sv.paused = false;
1813
1814         *prog->time = sv.time = 1.0;
1815
1816         Mod_ClearUsed();
1817         worldmodel->used = true;
1818
1819         strlcpy (sv.name, server, sizeof (sv.name));
1820         strcpy(sv.modelname, modelname);
1821         sv.worldmodel = worldmodel;
1822         sv.models[1] = sv.worldmodel;
1823
1824 //
1825 // clear world interaction links
1826 //
1827         SV_ClearWorld ();
1828
1829         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1830
1831         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1832         strlcpy(sv.model_precache[1], sv.modelname, sizeof(sv.model_precache[1]));
1833         for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1834         {
1835                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1836                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, false);
1837         }
1838
1839 //
1840 // load the rest of the entities
1841 //
1842         // AK possible hack since num_edicts is still 0
1843         ent = PRVM_EDICT_NUM(0);
1844         memset (ent->fields.server, 0, prog->progs->entityfields * 4);
1845         ent->priv.server->free = false;
1846         ent->fields.server->model = PRVM_SetEngineString(sv.modelname);
1847         ent->fields.server->modelindex = 1;             // world model
1848         ent->fields.server->solid = SOLID_BSP;
1849         ent->fields.server->movetype = MOVETYPE_PUSH;
1850
1851         if (coop.value)
1852                 prog->globals.server->coop = coop.integer;
1853         else
1854                 prog->globals.server->deathmatch = deathmatch.integer;
1855
1856         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
1857
1858 // serverflags are for cross level information (sigils)
1859         prog->globals.server->serverflags = svs.serverflags;
1860
1861         // load replacement entity file if found
1862         entities = NULL;
1863         if (sv_entpatch.integer)
1864                 entities = (char *)FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true, NULL);
1865         if (entities)
1866         {
1867                 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1868                 PRVM_ED_LoadFromFile (entities);
1869                 Mem_Free(entities);
1870         }
1871         else
1872                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
1873
1874
1875         // LordHavoc: clear world angles (to fix e3m3.bsp)
1876         VectorClear(prog->edicts->fields.server->angles);
1877
1878 // all setup is completed, any further precache statements are errors
1879         sv.state = ss_active;
1880         prog->allowworldwrites = false;
1881
1882         // we need to reset the spawned flag on all connected clients here so that
1883         // their thinks don't run during startup (before PutClientInServer)
1884         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1885                 host_client->spawned = false;
1886
1887 // run two frames to allow everything to settle
1888         for (i = 0;i < 2;i++)
1889         {
1890                 sv.frametime = host_frametime = 0.1;
1891                 SV_Physics ();
1892         }
1893
1894         Mod_PurgeUnused();
1895
1896 // create a baseline for more efficient communications
1897         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1898                 SV_CreateBaseline ();
1899
1900 // send serverinfo to all connected clients
1901         // (note this also handles botclients coming back from a level change)
1902         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1903                 if (host_client->active)
1904                         SV_SendServerinfo(host_client);
1905
1906         Con_DPrint("Server spawned.\n");
1907         NetConn_Heartbeat (2);
1908
1909         SV_VM_End();
1910 }
1911
1912 /////////////////////////////////////////////////////
1913 // SV VM stuff
1914
1915 void SV_VM_CB_BeginIncreaseEdicts(void)
1916 {
1917         int i;
1918         prvm_edict_t *ent;
1919
1920         PRVM_Free( sv.moved_edicts );
1921         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1922
1923         // links don't survive the transition, so unlink everything
1924         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1925         {
1926                 if (!ent->priv.server->free)
1927                         SV_UnlinkEdict(prog->edicts + i);
1928                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1929         }
1930         SV_ClearWorld();
1931 }
1932
1933 void SV_VM_CB_EndIncreaseEdicts(void)
1934 {
1935         int i;
1936         prvm_edict_t *ent;
1937
1938         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1939         {
1940                 // link every entity except world
1941                 if (!ent->priv.server->free)
1942                         SV_LinkEdict(ent, false);
1943         }
1944 }
1945
1946 void SV_VM_CB_InitEdict(prvm_edict_t *e)
1947 {
1948         // LordHavoc: for consistency set these here
1949         int num = PRVM_NUM_FOR_EDICT(e) - 1;
1950
1951         if (num >= 0 && num < svs.maxclients)
1952         {
1953                 prvm_eval_t *val;
1954                 // set colormap and team on newly created player entity
1955                 e->fields.server->colormap = num + 1;
1956                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
1957                 // set netname/clientcolors back to client values so that
1958                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
1959                 // reset them
1960                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
1961                 if ((val = PRVM_GETEDICTFIELDVALUE(e, eval_clientcolors)))
1962                         val->_float = svs.clients[num].colors;
1963                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
1964                 if( eval_playermodel )
1965                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(svs.clients[num].playermodel);
1966                 if( eval_playerskin )
1967                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(svs.clients[num].playerskin);
1968         }
1969 }
1970
1971 void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
1972 {
1973         SV_UnlinkEdict (ed);            // unlink from world bsp
1974
1975         ed->fields.server->model = 0;
1976         ed->fields.server->takedamage = 0;
1977         ed->fields.server->modelindex = 0;
1978         ed->fields.server->colormap = 0;
1979         ed->fields.server->skin = 0;
1980         ed->fields.server->frame = 0;
1981         VectorClear(ed->fields.server->origin);
1982         VectorClear(ed->fields.server->angles);
1983         ed->fields.server->nextthink = -1;
1984         ed->fields.server->solid = 0;
1985 }
1986
1987 void SV_VM_CB_CountEdicts(void)
1988 {
1989         int             i;
1990         prvm_edict_t    *ent;
1991         int             active, models, solid, step;
1992
1993         active = models = solid = step = 0;
1994         for (i=0 ; i<prog->num_edicts ; i++)
1995         {
1996                 ent = PRVM_EDICT_NUM(i);
1997                 if (ent->priv.server->free)
1998                         continue;
1999                 active++;
2000                 if (ent->fields.server->solid)
2001                         solid++;
2002                 if (ent->fields.server->model)
2003                         models++;
2004                 if (ent->fields.server->movetype == MOVETYPE_STEP)
2005                         step++;
2006         }
2007
2008         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2009         Con_Printf("active    :%3i\n", active);
2010         Con_Printf("view      :%3i\n", models);
2011         Con_Printf("touch     :%3i\n", solid);
2012         Con_Printf("step      :%3i\n", step);
2013 }
2014
2015 qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
2016 {
2017         // remove things from different skill levels or deathmatch
2018         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2019         {
2020                 if (deathmatch.integer)
2021                 {
2022                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
2023                         {
2024                                 return false;
2025                         }
2026                 }
2027                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
2028                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
2029                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
2030                 {
2031                         return false;
2032                 }
2033         }
2034         return true;
2035 }
2036
2037 cvar_t  pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
2038 cvar_t  nomonsters = {0, "nomonsters", "0"};
2039 cvar_t  gamecfg = {0, "gamecfg", "0"};
2040 cvar_t  scratch1 = {0, "scratch1", "0"};
2041 cvar_t  scratch2 = {0,"scratch2", "0"};
2042 cvar_t  scratch3 = {0, "scratch3", "0"};
2043 cvar_t  scratch4 = {0, "scratch4", "0"};
2044 cvar_t  savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0"};
2045 cvar_t  saved1 = {CVAR_SAVE, "saved1", "0"};
2046 cvar_t  saved2 = {CVAR_SAVE, "saved2", "0"};
2047 cvar_t  saved3 = {CVAR_SAVE, "saved3", "0"};
2048 cvar_t  saved4 = {CVAR_SAVE, "saved4", "0"};
2049 cvar_t  decors = {0, "decors", "0"};
2050 cvar_t  nehx00 = {0, "nehx00", "0"};cvar_t      nehx01 = {0, "nehx01", "0"};
2051 cvar_t  nehx02 = {0, "nehx02", "0"};cvar_t      nehx03 = {0, "nehx03", "0"};
2052 cvar_t  nehx04 = {0, "nehx04", "0"};cvar_t      nehx05 = {0, "nehx05", "0"};
2053 cvar_t  nehx06 = {0, "nehx06", "0"};cvar_t      nehx07 = {0, "nehx07", "0"};
2054 cvar_t  nehx08 = {0, "nehx08", "0"};cvar_t      nehx09 = {0, "nehx09", "0"};
2055 cvar_t  nehx10 = {0, "nehx10", "0"};cvar_t      nehx11 = {0, "nehx11", "0"};
2056 cvar_t  nehx12 = {0, "nehx12", "0"};cvar_t      nehx13 = {0, "nehx13", "0"};
2057 cvar_t  nehx14 = {0, "nehx14", "0"};cvar_t      nehx15 = {0, "nehx15", "0"};
2058 cvar_t  nehx16 = {0, "nehx16", "0"};cvar_t      nehx17 = {0, "nehx17", "0"};
2059 cvar_t  nehx18 = {0, "nehx18", "0"};cvar_t      nehx19 = {0, "nehx19", "0"};
2060 cvar_t  cutscene = {0, "cutscene", "1"};
2061
2062 void SV_VM_Init(void)
2063 {
2064         Cvar_RegisterVariable (&pr_checkextension);
2065         Cvar_RegisterVariable (&nomonsters);
2066         Cvar_RegisterVariable (&gamecfg);
2067         Cvar_RegisterVariable (&scratch1);
2068         Cvar_RegisterVariable (&scratch2);
2069         Cvar_RegisterVariable (&scratch3);
2070         Cvar_RegisterVariable (&scratch4);
2071         Cvar_RegisterVariable (&savedgamecfg);
2072         Cvar_RegisterVariable (&saved1);
2073         Cvar_RegisterVariable (&saved2);
2074         Cvar_RegisterVariable (&saved3);
2075         Cvar_RegisterVariable (&saved4);
2076         // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
2077         Cvar_RegisterVariable (&decors);
2078         // LordHavoc: Nehahra uses these to pass data around cutscene demos
2079         if (gamemode == GAME_NEHAHRA)
2080         {
2081                 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
2082                 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
2083                 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
2084                 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
2085                 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
2086                 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
2087                 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
2088                 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
2089                 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
2090                 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
2091         }
2092         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
2093 }
2094
2095 // LordHavoc: in an effort to eliminate time wasted on GetEdictFieldValue...  these are defined as externs in progs.h
2096 int eval_gravity;
2097 int eval_button3;
2098 int eval_button4;
2099 int eval_button5;
2100 int eval_button6;
2101 int eval_button7;
2102 int eval_button8;
2103 int eval_buttonuse;
2104 int eval_buttonchat;
2105 int eval_glow_size;
2106 int eval_glow_trail;
2107 int eval_glow_color;
2108 int eval_items2;
2109 int eval_scale;
2110 int eval_alpha;
2111 int eval_renderamt; // HalfLife support
2112 int eval_rendermode; // HalfLife support
2113 int eval_fullbright;
2114 int eval_ammo_shells1;
2115 int eval_ammo_nails1;
2116 int eval_ammo_lava_nails;
2117 int eval_ammo_rockets1;
2118 int eval_ammo_multi_rockets;
2119 int eval_ammo_cells1;
2120 int eval_ammo_plasma;
2121 int eval_idealpitch;
2122 int eval_pitch_speed;
2123 int eval_viewmodelforclient;
2124 int eval_nodrawtoclient;
2125 int eval_exteriormodeltoclient;
2126 int eval_drawonlytoclient;
2127 int eval_ping;
2128 int eval_movement;
2129 int eval_pmodel;
2130 int eval_punchvector;
2131 int eval_viewzoom;
2132 int eval_clientcolors;
2133 int eval_tag_entity;
2134 int eval_tag_index;
2135 int eval_light_lev;
2136 int eval_color;
2137 int eval_style;
2138 int eval_pflags;
2139 int eval_cursor_active;
2140 int eval_cursor_screen;
2141 int eval_cursor_trace_start;
2142 int eval_cursor_trace_endpos;
2143 int eval_cursor_trace_ent;
2144 int eval_colormod;
2145 int eval_playermodel;
2146 int eval_playerskin;
2147
2148 mfunction_t *SV_PlayerPhysicsQC;
2149 mfunction_t *EndFrameQC;
2150 //KrimZon - SERVER COMMANDS IN QUAKEC
2151 mfunction_t *SV_ParseClientCommandQC;
2152
2153 void SV_VM_FindEdictFieldOffsets(void)
2154 {
2155         eval_gravity = PRVM_ED_FindFieldOffset("gravity");
2156         eval_button3 = PRVM_ED_FindFieldOffset("button3");
2157         eval_button4 = PRVM_ED_FindFieldOffset("button4");
2158         eval_button5 = PRVM_ED_FindFieldOffset("button5");
2159         eval_button6 = PRVM_ED_FindFieldOffset("button6");
2160         eval_button7 = PRVM_ED_FindFieldOffset("button7");
2161         eval_button8 = PRVM_ED_FindFieldOffset("button8");
2162         eval_buttonuse = PRVM_ED_FindFieldOffset("buttonuse");
2163         eval_buttonchat = PRVM_ED_FindFieldOffset("buttonchat");
2164         eval_glow_size = PRVM_ED_FindFieldOffset("glow_size");
2165         eval_glow_trail = PRVM_ED_FindFieldOffset("glow_trail");
2166         eval_glow_color = PRVM_ED_FindFieldOffset("glow_color");
2167         eval_items2 = PRVM_ED_FindFieldOffset("items2");
2168         eval_scale = PRVM_ED_FindFieldOffset("scale");
2169         eval_alpha = PRVM_ED_FindFieldOffset("alpha");
2170         eval_renderamt = PRVM_ED_FindFieldOffset("renderamt"); // HalfLife support
2171         eval_rendermode = PRVM_ED_FindFieldOffset("rendermode"); // HalfLife support
2172         eval_fullbright = PRVM_ED_FindFieldOffset("fullbright");
2173         eval_ammo_shells1 = PRVM_ED_FindFieldOffset("ammo_shells1");
2174         eval_ammo_nails1 = PRVM_ED_FindFieldOffset("ammo_nails1");
2175         eval_ammo_lava_nails = PRVM_ED_FindFieldOffset("ammo_lava_nails");
2176         eval_ammo_rockets1 = PRVM_ED_FindFieldOffset("ammo_rockets1");
2177         eval_ammo_multi_rockets = PRVM_ED_FindFieldOffset("ammo_multi_rockets");
2178         eval_ammo_cells1 = PRVM_ED_FindFieldOffset("ammo_cells1");
2179         eval_ammo_plasma = PRVM_ED_FindFieldOffset("ammo_plasma");
2180         eval_idealpitch = PRVM_ED_FindFieldOffset("idealpitch");
2181         eval_pitch_speed = PRVM_ED_FindFieldOffset("pitch_speed");
2182         eval_viewmodelforclient = PRVM_ED_FindFieldOffset("viewmodelforclient");
2183         eval_nodrawtoclient = PRVM_ED_FindFieldOffset("nodrawtoclient");
2184         eval_exteriormodeltoclient = PRVM_ED_FindFieldOffset("exteriormodeltoclient");
2185         eval_drawonlytoclient = PRVM_ED_FindFieldOffset("drawonlytoclient");
2186         eval_ping = PRVM_ED_FindFieldOffset("ping");
2187         eval_movement = PRVM_ED_FindFieldOffset("movement");
2188         eval_pmodel = PRVM_ED_FindFieldOffset("pmodel");
2189         eval_punchvector = PRVM_ED_FindFieldOffset("punchvector");
2190         eval_viewzoom = PRVM_ED_FindFieldOffset("viewzoom");
2191         eval_clientcolors = PRVM_ED_FindFieldOffset("clientcolors");
2192         eval_tag_entity = PRVM_ED_FindFieldOffset("tag_entity");
2193         eval_tag_index = PRVM_ED_FindFieldOffset("tag_index");
2194         eval_light_lev = PRVM_ED_FindFieldOffset("light_lev");
2195         eval_color = PRVM_ED_FindFieldOffset("color");
2196         eval_style = PRVM_ED_FindFieldOffset("style");
2197         eval_pflags = PRVM_ED_FindFieldOffset("pflags");
2198         eval_cursor_active = PRVM_ED_FindFieldOffset("cursor_active");
2199         eval_cursor_screen = PRVM_ED_FindFieldOffset("cursor_screen");
2200         eval_cursor_trace_start = PRVM_ED_FindFieldOffset("cursor_trace_start");
2201         eval_cursor_trace_endpos = PRVM_ED_FindFieldOffset("cursor_trace_endpos");
2202         eval_cursor_trace_ent = PRVM_ED_FindFieldOffset("cursor_trace_ent");
2203         eval_colormod = PRVM_ED_FindFieldOffset("colormod");
2204         eval_playermodel = PRVM_ED_FindFieldOffset("playermodel");
2205         eval_playerskin = PRVM_ED_FindFieldOffset("playerskin");
2206
2207         // LordHavoc: allowing QuakeC to override the player movement code
2208         SV_PlayerPhysicsQC = PRVM_ED_FindFunction ("SV_PlayerPhysics");
2209         // LordHavoc: support for endframe
2210         EndFrameQC = PRVM_ED_FindFunction ("EndFrame");
2211         //KrimZon - SERVER COMMANDS IN QUAKEC
2212         SV_ParseClientCommandQC = PRVM_ED_FindFunction ("SV_ParseClientCommand");
2213 }
2214
2215 #define REQFIELDS (sizeof(reqfields) / sizeof(prvm_required_field_t))
2216
2217 prvm_required_field_t reqfields[] =
2218 {
2219         {ev_entity, "cursor_trace_ent"},
2220         {ev_entity, "drawonlytoclient"},
2221         {ev_entity, "exteriormodeltoclient"},
2222         {ev_entity, "nodrawtoclient"},
2223         {ev_entity, "tag_entity"},
2224         {ev_entity, "viewmodelforclient"},
2225         {ev_float, "alpha"},
2226         {ev_float, "ammo_cells1"},
2227         {ev_float, "ammo_lava_nails"},
2228         {ev_float, "ammo_multi_rockets"},
2229         {ev_float, "ammo_nails1"},
2230         {ev_float, "ammo_plasma"},
2231         {ev_float, "ammo_rockets1"},
2232         {ev_float, "ammo_shells1"},
2233         {ev_float, "button3"},
2234         {ev_float, "button4"},
2235         {ev_float, "button5"},
2236         {ev_float, "button6"},
2237         {ev_float, "button7"},
2238         {ev_float, "button8"},
2239         {ev_float, "buttonchat"},
2240         {ev_float, "buttonuse"},
2241         {ev_float, "clientcolors"},
2242         {ev_float, "cursor_active"},
2243         {ev_float, "fullbright"},
2244         {ev_float, "glow_color"},
2245         {ev_float, "glow_size"},
2246         {ev_float, "glow_trail"},
2247         {ev_float, "gravity"},
2248         {ev_float, "idealpitch"},
2249         {ev_float, "items2"},
2250         {ev_float, "light_lev"},
2251         {ev_float, "pflags"},
2252         {ev_float, "ping"},
2253         {ev_float, "pitch_speed"},
2254         {ev_float, "pmodel"},
2255         {ev_float, "renderamt"}, // HalfLife support
2256         {ev_float, "rendermode"}, // HalfLife support
2257         {ev_float, "scale"},
2258         {ev_float, "style"},
2259         {ev_float, "tag_index"},
2260         {ev_float, "viewzoom"},
2261         {ev_vector, "color"},
2262         {ev_vector, "colormod"},
2263         {ev_vector, "cursor_screen"},
2264         {ev_vector, "cursor_trace_endpos"},
2265         {ev_vector, "cursor_trace_start"},
2266         {ev_vector, "movement"},
2267         {ev_vector, "punchvector"},
2268         {ev_string, "playermodel"},
2269         {ev_string, "playerskin"}
2270 };
2271
2272 void SV_VM_Setup(void)
2273 {
2274         PRVM_Begin;
2275         PRVM_InitProg( PRVM_SERVERPROG );
2276
2277         // allocate the mempools
2278         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2279         prog->builtins = vm_sv_builtins;
2280         prog->numbuiltins = vm_sv_numbuiltins;
2281         prog->headercrc = PROGHEADER_CRC;
2282         prog->max_edicts = 512;
2283         prog->limit_edicts = MAX_EDICTS;
2284         prog->reserved_edicts = svs.maxclients;
2285         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2286         prog->name = "server";
2287         prog->extensionstring = vm_sv_extensions;
2288         prog->loadintoworld = true;
2289
2290         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
2291         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
2292         prog->init_edict = SV_VM_CB_InitEdict;
2293         prog->free_edict = SV_VM_CB_FreeEdict;
2294         prog->count_edicts = SV_VM_CB_CountEdicts;
2295         prog->load_edict = SV_VM_CB_LoadEdict;
2296         prog->init_cmd = VM_SV_Cmd_Init;
2297         prog->reset_cmd = VM_SV_Cmd_Reset;
2298         prog->error_cmd = Host_Error;
2299
2300         // TODO: add a requiredfuncs list (ask LH if this is necessary at all)
2301         PRVM_LoadProgs( sv_progs.string, 0, NULL, REQFIELDS, reqfields );
2302         SV_VM_FindEdictFieldOffsets();
2303
2304         PRVM_End;
2305 }
2306
2307 void SV_VM_Begin(void)
2308 {
2309         PRVM_Begin;
2310         PRVM_SetProg( PRVM_SERVERPROG );
2311
2312         *prog->time = (float) sv.time;
2313 }
2314
2315 void SV_VM_End(void)
2316 {
2317         PRVM_End;
2318 }