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