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