cl_main.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // cl_main.c  -- client main loop
  21
  22 #include "quakedef.h"
  23 #include "cl_collision.h"
  24 #include "cl_gecko.h"
  25 #include "cl_video.h"
  26 #include "image.h"
  27 #include "csprogs.h"
  28 #include "r_shadow.h"
  29 #include "libcurl.h"
  30 #include "snd_main.h"
  31
  32 // we need to declare some mouse variables here, because the menu system
  33 // references them even when on a unix system.
  34
  35 cvar_t csqc_progname = {0, "csqc_progname","csprogs.dat","name of csprogs.dat file to load"};
  36 cvar_t csqc_progcrc = {CVAR_READONLY, "csqc_progcrc","-1","CRC of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
  37 cvar_t csqc_progsize = {CVAR_READONLY, "csqc_progsize","-1","file size of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
  38
  39 cvar_t cl_shownet = {0, "cl_shownet","0","1 = print packet size, 2 = print packet message list"};
  40 cvar_t cl_nolerp = {0, "cl_nolerp", "0","network update smoothing"};
  41
  42 cvar_t cl_itembobheight = {0, "cl_itembobheight", "0","how much items bob up and down (try 8)"};
  43 cvar_t cl_itembobspeed = {0, "cl_itembobspeed", "0.5","how frequently items bob up and down"};
  44
  45 cvar_t lookspring = {CVAR_SAVE, "lookspring","0","returns pitch to level with the floor when no longer holding a pitch key"};
  46 cvar_t lookstrafe = {CVAR_SAVE, "lookstrafe","0","move instead of turning"};
  47 cvar_t sensitivity = {CVAR_SAVE, "sensitivity","3","mouse speed multiplier"};
  48
  49 cvar_t m_pitch = {CVAR_SAVE, "m_pitch","0.022","mouse pitch speed multiplier"};
  50 cvar_t m_yaw = {CVAR_SAVE, "m_yaw","0.022","mouse yaw speed multiplier"};
  51 cvar_t m_forward = {CVAR_SAVE, "m_forward","1","mouse forward speed multiplier"};
  52 cvar_t m_side = {CVAR_SAVE, "m_side","0.8","mouse side speed multiplier"};
  53
  54 cvar_t freelook = {CVAR_SAVE, "freelook", "1","mouse controls pitch instead of forward/back"};
  55
  56 cvar_t cl_autodemo = {CVAR_SAVE, "cl_autodemo", "0", "records every game played, using the date/time and map name to name the demo file" };
  57 cvar_t cl_autodemo_nameformat = {CVAR_SAVE, "cl_autodemo_nameformat", "autodemos/%Y-%m-%d_%H-%M", "The format of the cl_autodemo filename, followed by the map name (the date is encoded using strftime escapes)" };
  58
  59 cvar_t r_draweffects = {0, "r_draweffects", "1","renders temporary sprite effects"};
  60
  61 cvar_t cl_explosions_alpha_start = {CVAR_SAVE, "cl_explosions_alpha_start", "1.5","starting alpha of an explosion shell"};
  62 cvar_t cl_explosions_alpha_end = {CVAR_SAVE, "cl_explosions_alpha_end", "0","end alpha of an explosion shell (just before it disappears)"};
  63 cvar_t cl_explosions_size_start = {CVAR_SAVE, "cl_explosions_size_start", "16","starting size of an explosion shell"};
  64 cvar_t cl_explosions_size_end = {CVAR_SAVE, "cl_explosions_size_end", "128","ending alpha of an explosion shell (just before it disappears)"};
  65 cvar_t cl_explosions_lifetime = {CVAR_SAVE, "cl_explosions_lifetime", "0.5","how long an explosion shell lasts"};
  66
  67 cvar_t cl_stainmaps = {CVAR_SAVE, "cl_stainmaps", "0","stains lightmaps, much faster than decals but blurred"};
  68 cvar_t cl_stainmaps_clearonload = {CVAR_SAVE, "cl_stainmaps_clearonload", "1","clear stainmaps on map restart"};
  69
  70 cvar_t cl_beams_polygons = {CVAR_SAVE, "cl_beams_polygons", "1","use beam polygons instead of models"};
  71 cvar_t cl_beams_quakepositionhack = {CVAR_SAVE, "cl_beams_quakepositionhack", "1", "makes your lightning gun appear to fire from your waist (as in Quake and QuakeWorld)"};
  72 cvar_t cl_beams_instantaimhack = {CVAR_SAVE, "cl_beams_instantaimhack", "0", "makes your lightning gun aiming update instantly"};
  73 cvar_t cl_beams_lightatend = {CVAR_SAVE, "cl_beams_lightatend", "0", "make a light at the end of the beam"};
  74
  75 cvar_t cl_deathfade = {CVAR_SAVE, "cl_deathfade", "0", "fade screen to dark red when dead, value = how fast the fade is"};
  76
  77 cvar_t cl_noplayershadow = {CVAR_SAVE, "cl_noplayershadow", "0","hide player shadow"};
  78
  79 cvar_t cl_dlights_decayradius = {CVAR_SAVE, "cl_dlights_decayradius", "1", "reduces size of light flashes over time"};
  80 cvar_t cl_dlights_decaybrightness = {CVAR_SAVE, "cl_dlights_decaybrightness", "1", "reduces brightness of light flashes over time"};
  81
  82 cvar_t qport = {0, "qport", "0", "identification key for playing on qw servers (allows you to maintain a connection to a quakeworld server even if your port changes)"};
  83
  84 cvar_t cl_prydoncursor = {0, "cl_prydoncursor", "0", "enables a mouse pointer which is able to click on entities in the world, useful for point and click mods, see PRYDON_CLIENTCURSOR extension in dpextensions.qc"};
  85
  86 cvar_t cl_deathnoviewmodel = {0, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
  87
  88 cvar_t cl_locs_enable = {CVAR_SAVE, "locs_enable", "1", "enables replacement of certain % codes in chat messages: %l (location), %d (last death location), %h (health), %a (armor), %x (rockets), %c (cells), %r (rocket launcher status), %p (powerup status), %w (weapon status), %t (current time in level)"};
  89 cvar_t cl_locs_show = {0, "locs_show", "0", "shows defined locations for editing purposes"};
  90
  91 client_static_t cls;
  92 client_state_t  cl;
  93
  94 /*
  95 =====================
  96 CL_ClearState
  97
  98 =====================
  99 */
 100 void CL_VM_ShutDown (void);
 101 void CL_ClearState(void)
 102 {
 103         int i;
 104         entity_t *ent;
 105
 106         CL_VM_ShutDown();
 107
 108 // wipe the entire cl structure
 109         Mem_EmptyPool(cls.levelmempool);
 110         memset (&cl, 0, sizeof(cl));
 111
 112         S_StopAllSounds();
 113
 114         // reset the view zoom interpolation
 115         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
 116         cl.sensitivityscale = 1.0f;
 117
 118         // enable rendering of the world and such
 119         cl.csqc_vidvars.drawworld = true;
 120         cl.csqc_vidvars.drawenginesbar = true;
 121         cl.csqc_vidvars.drawcrosshair = true;
 122
 123         // set up the float version of the stats array for easier access to float stats
 124         cl.statsf = (float *)cl.stats;
 125
 126         cl.num_entities = 0;
 127         cl.num_static_entities = 0;
 128         cl.num_brushmodel_entities = 0;
 129
 130         // tweak these if the game runs out
 131         cl.max_entities = 256;
 132         cl.max_static_entities = 256;
 133         cl.max_effects = 256;
 134         cl.max_beams = 256;
 135         cl.max_dlights = MAX_DLIGHTS;
 136         cl.max_lightstyle = MAX_LIGHTSTYLES;
 137         cl.max_brushmodel_entities = MAX_EDICTS;
 138         cl.max_particles = 8192; // grows dynamically
 139         cl.max_decals = 2048; // grows dynamically
 140         cl.max_showlmps = 0;
 141
 142         cl.num_dlights = 0;
 143         cl.num_effects = 0;
 144         cl.num_beams = 0;
 145
 146         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 147         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 148         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 149         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 150         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 151         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 152         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 153         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 154         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 155         cl.decals = (decal_t *) Mem_Alloc(cls.levelmempool, cl.max_decals * sizeof(decal_t));
 156         cl.showlmps = NULL;
 157
 158         // LordHavoc: have to set up the baseline info for alpha and other stuff
 159         for (i = 0;i < cl.max_entities;i++)
 160         {
 161                 cl.entities[i].state_baseline = defaultstate;
 162                 cl.entities[i].state_previous = defaultstate;
 163                 cl.entities[i].state_current = defaultstate;
 164         }
 165
 166         if (gamemode == GAME_NEXUIZ)
 167         {
 168                 VectorSet(cl.playerstandmins, -16, -16, -24);
 169                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 170                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 171                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 172         }
 173         else
 174         {
 175                 VectorSet(cl.playerstandmins, -16, -16, -24);
 176                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 177                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 178                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 179         }
 180
 181         // disable until we get textures for it
 182         R_ResetSkyBox();
 183
 184         ent = &cl.entities[0];
 185         // entire entity array was cleared, so just fill in a few fields
 186         ent->state_current.active = true;
 187         ent->render.model = cl.worldmodel = NULL; // no world model yet
 188         ent->render.alpha = 1;
 189         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
 190         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
 191         CL_UpdateRenderEntity(&ent->render);
 192
 193         // noclip is turned off at start
 194         noclip_anglehack = false;
 195
 196         // mark all frames invalid for delta
 197         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
 198
 199         // set bestweapon data back to Quake data
 200         IN_BestWeapon_ResetData();
 201
 202         CL_Screen_NewMap();
 203 }
 204
 205 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet)
 206 {
 207         int i;
 208         qboolean fail = false;
 209         if (!allowstarkey && key[0] == '*')
 210                 fail = true;
 211         if (!allowmodel && (!strcasecmp(key, "pmodel") || !strcasecmp(key, "emodel")))
 212                 fail = true;
 213         for (i = 0;key[i];i++)
 214                 if (ISWHITESPACE(key[i]) || key[i] == '\"')
 215                         fail = true;
 216         for (i = 0;value[i];i++)
 217                 if (value[i] == '\r' || value[i] == '\n' || value[i] == '\"')
 218                         fail = true;
 219         if (fail)
 220         {
 221                 if (!quiet)
 222                         Con_Printf("Can't setinfo \"%s\" \"%s\"\n", key, value);
 223                 return;
 224         }
 225         InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), key, value);
 226         if (cls.state == ca_connected && cls.netcon)
 227         {
 228                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 229                 {
 230                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 231                         MSG_WriteString(&cls.netcon->message, va("setinfo \"%s\" \"%s\"", key, value));
 232                 }
 233                 else if (!strcasecmp(key, "name"))
 234                 {
 235                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 236                         MSG_WriteString(&cls.netcon->message, va("name \"%s\"", value));
 237                 }
 238                 else if (!strcasecmp(key, "playermodel"))
 239                 {
 240                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 241                         MSG_WriteString(&cls.netcon->message, va("playermodel \"%s\"", value));
 242                 }
 243                 else if (!strcasecmp(key, "playerskin"))
 244                 {
 245                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 246                         MSG_WriteString(&cls.netcon->message, va("playerskin \"%s\"", value));
 247                 }
 248                 else if (!strcasecmp(key, "topcolor"))
 249                 {
 250                         // don't send anything, the combined color code will be updated manually
 251                 }
 252                 else if (!strcasecmp(key, "bottomcolor"))
 253                 {
 254                         // don't send anything, the combined color code will be updated manually
 255                 }
 256                 else if (!strcasecmp(key, "rate"))
 257                 {
 258                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 259                         MSG_WriteString(&cls.netcon->message, va("rate \"%s\"", value));
 260                 }
 261         }
 262 }
 263
 264 void CL_ExpandEntities(int num)
 265 {
 266         int i, oldmaxentities;
 267         entity_t *oldentities;
 268         if (num >= cl.max_entities)
 269         {
 270                 if (!cl.entities)
 271                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
 272                 if (num >= MAX_EDICTS)
 273                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 274                 oldmaxentities = cl.max_entities;
 275                 oldentities = cl.entities;
 276                 cl.max_entities = (num & ~255) + 256;
 277                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 278                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
 279                 Mem_Free(oldentities);
 280                 for (i = oldmaxentities;i < cl.max_entities;i++)
 281                 {
 282                         cl.entities[i].state_baseline = defaultstate;
 283                         cl.entities[i].state_previous = defaultstate;
 284                         cl.entities[i].state_current = defaultstate;
 285                 }
 286         }
 287 }
 288
 289 /*
 290 =====================
 291 CL_Disconnect
 292
 293 Sends a disconnect message to the server
 294 This is also called on Host_Error, so it shouldn't cause any errors
 295 =====================
 296 */
 297 void CL_Disconnect(void)
 298 {
 299         if (cls.state == ca_dedicated)
 300                 return;
 301
 302         if (COM_CheckParm("-profilegameonly"))
 303                 Sys_AllowProfiling(false);
 304
 305         Curl_Clear_forthismap();
 306
 307         Con_DPrintf("CL_Disconnect\n");
 308
 309     Cvar_SetValueQuick(&csqc_progcrc, -1);
 310         Cvar_SetValueQuick(&csqc_progsize, -1);
 311         CL_VM_ShutDown();
 312 // stop sounds (especially looping!)
 313         S_StopAllSounds ();
 314
 315         cl.parsingtextexpectingpingforscores = 0; // just in case no reply has come yet
 316
 317         // clear contents blends
 318         cl.cshifts[0].percent = 0;
 319         cl.cshifts[1].percent = 0;
 320         cl.cshifts[2].percent = 0;
 321         cl.cshifts[3].percent = 0;
 322
 323         cl.worldmodel = NULL;
 324
 325         CL_Parse_ErrorCleanUp();
 326
 327         if (cls.demoplayback)
 328                 CL_StopPlayback();
 329         else if (cls.netcon)
 330         {
 331                 sizebuf_t buf;
 332                 unsigned char bufdata[8];
 333                 if (cls.demorecording)
 334                         CL_Stop_f();
 335
 336                 // send disconnect message 3 times to improve chances of server
 337                 // receiving it (but it still fails sometimes)
 338                 memset(&buf, 0, sizeof(buf));
 339                 buf.data = bufdata;
 340                 buf.maxsize = sizeof(bufdata);
 341                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 342                 {
 343                         Con_DPrint("Sending drop command\n");
 344                         MSG_WriteByte(&buf, qw_clc_stringcmd);
 345                         MSG_WriteString(&buf, "drop");
 346                 }
 347                 else
 348                 {
 349                         Con_DPrint("Sending clc_disconnect\n");
 350                         MSG_WriteByte(&buf, clc_disconnect);
 351                 }
 352                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 353                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 354                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 355                 NetConn_Close(cls.netcon);
 356                 cls.netcon = NULL;
 357         }
 358         cls.state = ca_disconnected;
 359
 360         cls.demoplayback = cls.timedemo = false;
 361         cls.signon = 0;
 362 }
 363
 364 void CL_Disconnect_f(void)
 365 {
 366         CL_Disconnect ();
 367         if (sv.active)
 368                 Host_ShutdownServer ();
 369 }
 370
 371
 372
 373
 374 /*
 375 =====================
 376 CL_EstablishConnection
 377
 378 Host should be either "local" or a net address
 379 =====================
 380 */
 381 void CL_EstablishConnection(const char *host)
 382 {
 383         if (cls.state == ca_dedicated)
 384                 return;
 385
 386         // clear menu's connect error message
 387         M_Update_Return_Reason("");
 388         cls.demonum = -1;
 389
 390         // stop demo loop in case this fails
 391         if (cls.demoplayback)
 392                 CL_StopPlayback();
 393
 394         // if downloads are running, cancel their finishing action
 395         Curl_Clear_forthismap();
 396
 397         // make sure the client ports are open before attempting to connect
 398         NetConn_UpdateSockets();
 399
 400         // run a network frame
 401         //NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 402
 403         if (LHNETADDRESS_FromString(&cls.connect_address, host, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
 404         {
 405                 cls.connect_trying = true;
 406                 cls.connect_remainingtries = 3;
 407                 cls.connect_nextsendtime = 0;
 408                 M_Update_Return_Reason("Trying to connect...");
 409                 // run several network frames to jump into the game quickly
 410                 //if (sv.active)
 411                 //{
 412                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 413                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 414                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 415                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 416                 //}
 417         }
 418         else
 419         {
 420                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
 421                 M_Update_Return_Reason("No network");
 422         }
 423 }
 424
 425 /*
 426 ==============
 427 CL_PrintEntities_f
 428 ==============
 429 */
 430 static void CL_PrintEntities_f(void)
 431 {
 432         entity_t *ent;
 433         int i;
 434
 435         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
 436         {
 437                 const char* modelname;
 438
 439                 if (!ent->state_current.active)
 440                         continue;
 441
 442                 if (ent->render.model)
 443                         modelname = ent->render.model->name;
 444                 else
 445                         modelname = "--no model--";
 446                 Con_Printf("%3i: %-25s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, modelname, ent->render.framegroupblend[0].frame, (int) ent->state_current.origin[0], (int) ent->state_current.origin[1], (int) ent->state_current.origin[2], (int) ent->state_current.angles[0] % 360, (int) ent->state_current.angles[1] % 360, (int) ent->state_current.angles[2] % 360, ent->render.scale, ent->render.alpha);
 447         }
 448 }
 449
 450 /*
 451 ===============
 452 CL_ModelIndexList_f
 453
 454 List information on all models in the client modelindex
 455 ===============
 456 */
 457 static void CL_ModelIndexList_f(void)
 458 {
 459         int i = 1;
 460
 461         // Print Header
 462         Con_Printf("%3s: %-30s %-8s %-8s\n", "ID", "Name", "Type", "Triangles");
 463
 464         while(cl.model_precache[i] && i != MAX_MODELS)
 465         { // Valid Model
 466                 if(cl.model_precache[i]->loaded || i == 1)
 467                         Con_Printf("%3i: %-30s %-8s %-10i\n", i, cl.model_precache[i]->name, cl.model_precache[i]->modeldatatypestring, cl.model_precache[i]->surfmesh.num_triangles);
 468                 else
 469                         Con_Printf("%3i: %-30s %-30s\n", i, cl.model_precache[i]->name, "--no local model found--");
 470                 i++;
 471         }
 472 }
 473
 474 /*
 475 ===============
 476 CL_SoundIndexList_f
 477
 478 List all sounds in the client soundindex
 479 ===============
 480 */
 481 static void CL_SoundIndexList_f(void)
 482 {
 483         int i = 1;
 484
 485         while(cl.sound_precache[i] && i != MAX_SOUNDS)
 486         { // Valid Sound
 487                 Con_Printf("%i : %s\n", i, cl.sound_precache[i]->name);
 488                 i++;
 489         }
 490 }
 491
 492 /*
 493 ===============
 494 CL_UpdateRenderEntity
 495
 496 Updates inversematrix, animation interpolation factors, scale, and mins/maxs
 497 ===============
 498 */
 499 void CL_UpdateRenderEntity(entity_render_t *ent)
 500 {
 501         vec3_t org;
 502         vec_t scale;
 503         dp_model_t *model = ent->model;
 504         // update the inverse matrix for the renderer
 505         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
 506         // update the animation blend state
 507         R_LerpAnimation(ent);
 508         // we need the matrix origin to center the box
 509         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 510         // update entity->render.scale because the renderer needs it
 511         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
 512         if (model)
 513         {
 514                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
 515 #ifdef MATRIX4x4_OPENGLORIENTATION
 516                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
 517 #else
 518                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 519 #endif
 520                 {
 521                         // pitch or roll
 522                         VectorMA(org, scale, model->rotatedmins, ent->mins);
 523                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
 524                 }
 525 #ifdef MATRIX4x4_OPENGLORIENTATION
 526                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
 527 #else
 528                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 529 #endif
 530                 {
 531                         // yaw
 532                         VectorMA(org, scale, model->yawmins, ent->mins);
 533                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
 534                 }
 535                 else
 536                 {
 537                         VectorMA(org, scale, model->normalmins, ent->mins);
 538                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
 539                 }
 540         }
 541         else
 542         {
 543                 ent->mins[0] = org[0] - 16;
 544                 ent->mins[1] = org[1] - 16;
 545                 ent->mins[2] = org[2] - 16;
 546                 ent->maxs[0] = org[0] + 16;
 547                 ent->maxs[1] = org[1] + 16;
 548                 ent->maxs[2] = org[2] + 16;
 549         }
 550 }
 551
 552 /*
 553 ===============
 554 CL_LerpPoint
 555
 556 Determines the fraction between the last two messages that the objects
 557 should be put at.
 558 ===============
 559 */
 560 static float CL_LerpPoint(void)
 561 {
 562         float f;
 563
 564         if (cl_nettimesyncboundmode.integer == 1)
 565                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 566
 567         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
 568         if (cl.mtime[0] <= cl.mtime[1])
 569         {
 570                 cl.time = cl.mtime[0];
 571                 return 1;
 572         }
 573
 574         f = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
 575         return bound(0, f, 1);
 576 }
 577
 578 void CL_ClearTempEntities (void)
 579 {
 580         r_refdef.scene.numtempentities = 0;
 581 }
 582
 583 entity_render_t *CL_NewTempEntity(double shadertime)
 584 {
 585         entity_render_t *render;
 586
 587         if (r_refdef.scene.numentities >= r_refdef.scene.maxentities)
 588                 return NULL;
 589         if (r_refdef.scene.numtempentities >= r_refdef.scene.maxtempentities)
 590                 return NULL;
 591         render = &r_refdef.scene.tempentities[r_refdef.scene.numtempentities++];
 592         memset (render, 0, sizeof(*render));
 593         r_refdef.scene.entities[r_refdef.scene.numentities++] = render;
 594
 595         render->shadertime = shadertime;
 596         render->alpha = 1;
 597         VectorSet(render->colormod, 1, 1, 1);
 598         VectorSet(render->glowmod, 1, 1, 1);
 599         return render;
 600 }
 601
 602 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
 603 {
 604         int i;
 605         cl_effect_t *e;
 606         if (!modelindex) // sanity check
 607                 return;
 608         if (framerate < 1)
 609         {
 610                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
 611                 return;
 612         }
 613         if (framecount < 1)
 614         {
 615                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
 616                 return;
 617         }
 618         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 619         {
 620                 if (e->active)
 621                         continue;
 622                 e->active = true;
 623                 VectorCopy(org, e->origin);
 624                 e->modelindex = modelindex;
 625                 e->starttime = cl.time;
 626                 e->startframe = startframe;
 627                 e->endframe = startframe + framecount;
 628                 e->framerate = framerate;
 629
 630                 e->frame = 0;
 631                 e->frame1time = cl.time;
 632                 e->frame2time = cl.time;
 633                 cl.num_effects = max(cl.num_effects, i + 1);
 634                 break;
 635         }
 636 }
 637
 638 void CL_AllocLightFlash(entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, int cubemapnum, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
 639 {
 640         int i;
 641         dlight_t *dl;
 642
 643 // then look for anything else
 644         dl = cl.dlights;
 645         for (i = 0;i < cl.max_dlights;i++, dl++)
 646                 if (!dl->radius)
 647                         break;
 648
 649         // unable to find one
 650         if (i == cl.max_dlights)
 651                 return;
 652
 653         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 654         memset (dl, 0, sizeof(*dl));
 655         cl.num_dlights = max(cl.num_dlights, i + 1);
 656         Matrix4x4_Normalize(&dl->matrix, matrix);
 657         dl->ent = ent;
 658         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
 659         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 660         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
 661         dl->radius = radius;
 662         dl->color[0] = red;
 663         dl->color[1] = green;
 664         dl->color[2] = blue;
 665         dl->initialradius = radius;
 666         dl->initialcolor[0] = red;
 667         dl->initialcolor[1] = green;
 668         dl->initialcolor[2] = blue;
 669         dl->decay = decay / radius; // changed decay to be a percentage decrease
 670         dl->intensity = 1; // this is what gets decayed
 671         if (lifetime)
 672                 dl->die = cl.time + lifetime;
 673         else
 674                 dl->die = 0;
 675         if (cubemapnum > 0)
 676                 dpsnprintf(dl->cubemapname, sizeof(dl->cubemapname), "cubemaps/%i", cubemapnum);
 677         else
 678                 dl->cubemapname[0] = 0;
 679         dl->style = style;
 680         dl->shadow = shadowenable;
 681         dl->corona = corona;
 682         dl->flags = flags;
 683         dl->coronasizescale = coronasizescale;
 684         dl->ambientscale = ambientscale;
 685         dl->diffusescale = diffusescale;
 686         dl->specularscale = specularscale;
 687 }
 688
 689 void CL_DecayLightFlashes(void)
 690 {
 691         int i, oldmax;
 692         dlight_t *dl;
 693         float time;
 694
 695         time = bound(0, cl.time - cl.oldtime, 0.1);
 696         oldmax = cl.num_dlights;
 697         cl.num_dlights = 0;
 698         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 699         {
 700                 if (dl->radius)
 701                 {
 702                         dl->intensity -= time * dl->decay;
 703                         if (cl.time < dl->die && dl->intensity > 0)
 704                         {
 705                                 if (cl_dlights_decayradius.integer)
 706                                         dl->radius = dl->initialradius * dl->intensity;
 707                                 else
 708                                         dl->radius = dl->initialradius;
 709                                 if (cl_dlights_decaybrightness.integer)
 710                                         VectorScale(dl->initialcolor, dl->intensity, dl->color);
 711                                 else
 712                                         VectorCopy(dl->initialcolor, dl->color);
 713                                 cl.num_dlights = i + 1;
 714                         }
 715                         else
 716                                 dl->radius = 0;
 717                 }
 718         }
 719 }
 720
 721 // called before entity relinking
 722 void CL_RelinkLightFlashes(void)
 723 {
 724         int i, j, k, l;
 725         dlight_t *dl;
 726         float frac, f;
 727         matrix4x4_t tempmatrix;
 728
 729         if (r_dynamic.integer)
 730         {
 731                 for (i = 0, dl = cl.dlights;i < cl.num_dlights && r_refdef.scene.numlights < MAX_DLIGHTS;i++, dl++)
 732                 {
 733                         if (dl->radius)
 734                         {
 735                                 tempmatrix = dl->matrix;
 736                                 Matrix4x4_Scale(&tempmatrix, dl->radius, 1);
 737                                 // we need the corona fading to be persistent
 738                                 R_RTLight_Update(&dl->rtlight, false, &tempmatrix, dl->color, dl->style, dl->cubemapname, dl->shadow, dl->corona, dl->coronasizescale, dl->ambientscale, dl->diffusescale, dl->specularscale, dl->flags);
 739                                 r_refdef.scene.lights[r_refdef.scene.numlights++] = &dl->rtlight;
 740                         }
 741                 }
 742         }
 743
 744         if (!cl.lightstyle)
 745         {
 746                 for (j = 0;j < cl.max_lightstyle;j++)
 747                 {
 748                         r_refdef.scene.rtlightstylevalue[j] = 1;
 749                         r_refdef.scene.lightstylevalue[j] = 256;
 750                 }
 751                 return;
 752         }
 753
 754 // light animations
 755 // 'm' is normal light, 'a' is no light, 'z' is double bright
 756         f = cl.time * 10;
 757         i = (int)floor(f);
 758         frac = f - i;
 759         for (j = 0;j < cl.max_lightstyle;j++)
 760         {
 761                 if (!cl.lightstyle[j].length)
 762                 {
 763                         r_refdef.scene.rtlightstylevalue[j] = 1;
 764                         r_refdef.scene.lightstylevalue[j] = 256;
 765                         continue;
 766                 }
 767                 k = i % cl.lightstyle[j].length;
 768                 l = (i-1) % cl.lightstyle[j].length;
 769                 k = cl.lightstyle[j].map[k] - 'a';
 770                 l = cl.lightstyle[j].map[l] - 'a';
 771                 // rtlightstylevalue is always interpolated because it has no bad
 772                 // consequences for performance
 773                 // lightstylevalue is subject to a cvar for performance reasons;
 774                 // skipping lightmap updates on most rendered frames substantially
 775                 // improves framerates (but makes light fades look bad)
 776                 r_refdef.scene.rtlightstylevalue[j] = ((k*frac)+(l*(1-frac)))*(22/256.0f);
 777                 r_refdef.scene.lightstylevalue[j] = r_lerplightstyles.integer ? (unsigned short)(((k*frac)+(l*(1-frac)))*22) : k*22;
 778         }
 779 }
 780
 781 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
 782 {
 783         int frame = player->render.framegroupblend[0].frame;
 784         float f;
 785         entity_render_t *flagrender;
 786         matrix4x4_t flagmatrix;
 787
 788         // this code taken from QuakeWorld
 789         f = 14;
 790         if (frame >= 29 && frame <= 40)
 791         {
 792                 if (frame >= 29 && frame <= 34)
 793                 { //axpain
 794                         if      (frame == 29) f = f + 2;
 795                         else if (frame == 30) f = f + 8;
 796                         else if (frame == 31) f = f + 12;
 797                         else if (frame == 32) f = f + 11;
 798                         else if (frame == 33) f = f + 10;
 799                         else if (frame == 34) f = f + 4;
 800                 }
 801                 else if (frame >= 35 && frame <= 40)
 802                 { // pain
 803                         if      (frame == 35) f = f + 2;
 804                         else if (frame == 36) f = f + 10;
 805                         else if (frame == 37) f = f + 10;
 806                         else if (frame == 38) f = f + 8;
 807                         else if (frame == 39) f = f + 4;
 808                         else if (frame == 40) f = f + 2;
 809                 }
 810         }
 811         else if (frame >= 103 && frame <= 118)
 812         {
 813                 if      (frame >= 103 && frame <= 104) f = f + 6;  //nailattack
 814                 else if (frame >= 105 && frame <= 106) f = f + 6;  //light
 815                 else if (frame >= 107 && frame <= 112) f = f + 7;  //rocketattack
 816                 else if (frame >= 112 && frame <= 118) f = f + 7;  //shotattack
 817         }
 818         // end of code taken from QuakeWorld
 819
 820         flagrender = CL_NewTempEntity(player->render.shadertime);
 821         if (!flagrender)
 822                 return;
 823
 824         flagrender->model = cl.model_precache[cl.qw_modelindex_flag];
 825         flagrender->skinnum = skin;
 826         flagrender->alpha = 1;
 827         VectorSet(flagrender->colormod, 1, 1, 1);
 828         VectorSet(flagrender->glowmod, 1, 1, 1);
 829         // attach the flag to the player matrix
 830         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
 831         Matrix4x4_Concat(&flagrender->matrix, &player->render.matrix, &flagmatrix);
 832         CL_UpdateRenderEntity(flagrender);
 833 }
 834
 835 matrix4x4_t viewmodelmatrix;
 836
 837 static const vec3_t muzzleflashorigin = {18, 0, 0};
 838
 839 extern void V_DriftPitch(void);
 840 extern void V_FadeViewFlashs(void);
 841 extern void V_CalcViewBlend(void);
 842 extern void V_CalcRefdef(void);
 843
 844 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap)
 845 {
 846         const unsigned char *cbcolor;
 847         if (colormap >= 0)
 848         {
 849                 cbcolor = palette_rgb_pantscolormap[colormap & 0xF];
 850                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_pantscolor);
 851                 cbcolor = palette_rgb_shirtcolormap[(colormap & 0xF0) >> 4];
 852                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_shirtcolor);
 853         }
 854         else
 855         {
 856                 VectorClear(ent->colormap_pantscolor);
 857                 VectorClear(ent->colormap_shirtcolor);
 858         }
 859 }
 860
 861 // note this is a recursive function, recursionlimit should be 32 or so on the initial call
 862 void CL_UpdateNetworkEntity(entity_t *e, int recursionlimit, qboolean interpolate)
 863 {
 864         const matrix4x4_t *matrix;
 865         matrix4x4_t blendmatrix, tempmatrix, matrix2;
 866         int j, k, l, frame;
 867         float origin[3], angles[3], delta[3], lerp, d;
 868         entity_t *t;
 869         dp_model_t *model;
 870         //entity_persistent_t *p = &e->persistent;
 871         //entity_render_t *r = &e->render;
 872         // skip inactive entities and world
 873         if (!e->state_current.active || e == cl.entities)
 874                 return;
 875         if (recursionlimit < 1)
 876                 return;
 877         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
 878         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
 879         e->render.flags = e->state_current.flags;
 880         e->render.effects = e->state_current.effects;
 881         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
 882         VectorScale(e->state_current.glowmod, (1.0f / 32.0f), e->render.glowmod);
 883         if(e >= cl.entities && e < cl.entities + cl.num_entities)
 884                 e->render.entitynumber = e - cl.entities;
 885         else
 886                 e->render.entitynumber = 0;
 887         if (e->state_current.flags & RENDER_COLORMAPPED)
 888                 CL_SetEntityColormapColors(&e->render, e->state_current.colormap);
 889         else if (e->state_current.colormap > 0 && e->state_current.colormap <= cl.maxclients && cl.scores != NULL)
 890                 CL_SetEntityColormapColors(&e->render, cl.scores[e->state_current.colormap-1].colors);
 891         else
 892                 CL_SetEntityColormapColors(&e->render, -1);
 893         e->render.skinnum = e->state_current.skin;
 894         if (e->state_current.tagentity)
 895         {
 896                 // attached entity (gun held in player model's hand, etc)
 897                 // if the tag entity is currently impossible, skip it
 898                 if (e->state_current.tagentity >= cl.num_entities)
 899                         return;
 900                 t = cl.entities + e->state_current.tagentity;
 901                 // if the tag entity is inactive, skip it
 902                 if (!t->state_current.active)
 903                         return;
 904                 // update the parent first
 905                 CL_UpdateNetworkEntity(t, recursionlimit - 1, interpolate);
 906                 // make relative to the entity
 907                 matrix = &t->render.matrix;
 908                 // some properties of the tag entity carry over
 909                 e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
 910                 // if a valid tagindex is used, make it relative to that tag instead
 911                 // FIXME: use a model function to get tag info (need to handle skeletal)
 912                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
 913                 {
 914                         // blend the matrices
 915                         memset(&blendmatrix, 0, sizeof(blendmatrix));
 916                         for (j = 0;j < MAX_FRAMEBLENDS && t->render.frameblend[j].lerp > 0;j++)
 917                         {
 918                                 matrix4x4_t tagmatrix;
 919                                 Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].subframe, e->state_current.tagindex - 1, &tagmatrix);
 920                                 d = t->render.frameblend[j].lerp;
 921                                 for (l = 0;l < 4;l++)
 922                                         for (k = 0;k < 4;k++)
 923                                                 blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
 924                         }
 925                         // concat the tag matrices onto the entity matrix
 926                         Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
 927                         // use the constructed tag matrix
 928                         matrix = &tempmatrix;
 929                 }
 930         }
 931         else if (e->render.flags & RENDER_VIEWMODEL)
 932         {
 933                 // view-relative entity (guns and such)
 934                 if (e->render.effects & EF_NOGUNBOB)
 935                         matrix = &r_refdef.view.matrix; // really attached to view
 936                 else
 937                         matrix = &viewmodelmatrix; // attached to gun bob matrix
 938         }
 939         else
 940         {
 941                 // world-relative entity (the normal kind)
 942                 matrix = &identitymatrix;
 943         }
 944
 945         // movement lerp
 946         // if it's the predicted player entity, update according to client movement
 947         // but don't lerp if going through a teleporter as it causes a bad lerp
 948         // also don't use the predicted location if fixangle was set on both of
 949         // the most recent server messages, as that cause means you are spectating
 950         // someone or watching a cutscene of some sort
 951         if (cl_nolerp.integer || cls.timedemo)
 952                 interpolate = false;
 953         if (e == cl.entities + cl.playerentity && cl.movement_predicted && (!cl.fixangle[1] || !cl.fixangle[0]))
 954         {
 955                 VectorCopy(cl.movement_origin, origin);
 956                 VectorSet(angles, 0, cl.viewangles[1], 0);
 957         }
 958         else if (interpolate && e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
 959         {
 960                 // interpolate the origin and angles
 961                 lerp = max(0, lerp);
 962                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
 963                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
 964                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
 965                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
 966                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
 967                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
 968         }
 969         else
 970         {
 971                 // no interpolation
 972                 VectorCopy(e->persistent.neworigin, origin);
 973                 VectorCopy(e->persistent.newangles, angles);
 974         }
 975
 976         // model setup and some modelflags
 977         frame = e->state_current.frame;
 978         if (e->state_current.modelindex < MAX_MODELS)
 979                 e->render.model = cl.model_precache[e->state_current.modelindex];
 980         else
 981                 e->render.model = NULL;
 982         if (e->render.model)
 983         {
 984                 if (e->render.skinnum >= e->render.model->numskins)
 985                         e->render.skinnum = 0;
 986                 if (frame >= e->render.model->numframes)
 987                         frame = 0;
 988                 // models can set flags such as EF_ROCKET
 989                 // this 0xFF800000 mask is EF_NOMODELFLAGS plus all the higher EF_ flags such as EF_ROCKET
 990                 if (!(e->render.effects & 0xFF800000))
 991                         e->render.effects |= e->render.model->effects;
 992                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
 993                 if (e->render.model->type == mod_alias)
 994                         angles[0] = -angles[0];
 995                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
 996                 {
 997                         VectorScale(e->render.colormod, 2, e->render.colormod);
 998                         VectorScale(e->render.glowmod, 2, e->render.glowmod);
 999                 }
1000         }
1001         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1002         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1003                 angles[0] = -angles[0];
1004                 // NOTE: this must be synced to SV_GetPitchSign!
1005
1006         if ((e->render.effects & EF_ROTATE) && !(e->render.flags & RENDER_VIEWMODEL))
1007         {
1008                 angles[1] = ANGLEMOD(100*cl.time);
1009                 if (cl_itembobheight.value)
1010                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
1011         }
1012
1013         // animation lerp
1014         if (e->render.framegroupblend[0].frame == frame)
1015         {
1016                 // update frame lerp fraction
1017                 e->render.framegroupblend[0].lerp = 1;
1018                 e->render.framegroupblend[1].lerp = 0;
1019                 if (e->render.framegroupblend[0].start > e->render.framegroupblend[1].start)
1020                 {
1021                         // make sure frame lerp won't last longer than 100ms
1022                         // (this mainly helps with models that use framegroups and
1023                         // switch between them infrequently)
1024                         e->render.framegroupblend[0].lerp = (cl.time - e->render.framegroupblend[0].start) / min(e->render.framegroupblend[0].start - e->render.framegroupblend[1].start, 0.1);
1025                         e->render.framegroupblend[0].lerp = bound(0, e->render.framegroupblend[0].lerp, 1);
1026                         e->render.framegroupblend[1].lerp = 1 - e->render.framegroupblend[0].lerp;
1027                 }
1028         }
1029         else
1030         {
1031                 // begin a new frame lerp
1032                 e->render.framegroupblend[1] = e->render.framegroupblend[0];
1033                 e->render.framegroupblend[1].lerp = 1;
1034                 e->render.framegroupblend[0].frame = frame;
1035                 e->render.framegroupblend[0].start = cl.time;
1036                 e->render.framegroupblend[0].lerp = 0;
1037         }
1038
1039         // set up the render matrix
1040         if (matrix)
1041         {
1042                 // attached entity, this requires a matrix multiply (concat)
1043                 // FIXME: e->render.scale should go away
1044                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1045                 // concat the matrices to make the entity relative to its tag
1046                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
1047                 // get the origin from the new matrix
1048                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1049         }
1050         else
1051         {
1052                 // unattached entities are faster to process
1053                 Matrix4x4_CreateFromQuakeEntity(&e->render.matrix, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1054         }
1055
1056         // tenebrae's sprites are all additive mode (weird)
1057         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1058                 e->render.effects |= EF_ADDITIVE;
1059         // player model is only shown with chase_active on
1060         if (e->state_current.number == cl.viewentity)
1061                 e->render.flags |= RENDER_EXTERIORMODEL;
1062         // either fullbright or lit
1063         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1064                 e->render.flags |= RENDER_LIGHT;
1065         // hide player shadow during intermission or nehahra movie
1066         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
1067          && (e->render.alpha >= 1)
1068          && !(e->render.flags & RENDER_VIEWMODEL)
1069          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1070                 e->render.flags |= RENDER_SHADOW;
1071         if (e->render.flags & RENDER_VIEWMODEL)
1072                 e->render.flags |= RENDER_NOSELFSHADOW;
1073         if (e->render.effects & EF_NOSELFSHADOW)
1074                 e->render.flags |= RENDER_NOSELFSHADOW;
1075
1076         // make the other useful stuff
1077         CL_UpdateRenderEntity(&e->render);
1078 }
1079
1080 // creates light and trails from an entity
1081 void CL_UpdateNetworkEntityTrail(entity_t *e)
1082 {
1083         effectnameindex_t trailtype;
1084         vec3_t origin;
1085
1086         // bmodels are treated specially since their origin is usually '0 0 0' and
1087         // their actual geometry is far from '0 0 0'
1088         if (e->render.model && e->render.model->soundfromcenter)
1089         {
1090                 vec3_t o;
1091                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1092                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1093         }
1094         else
1095                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1096
1097         // handle particle trails and such effects now that we know where this
1098         // entity is in the world...
1099         trailtype = EFFECT_NONE;
1100         // LordHavoc: if the entity has no effects, don't check each
1101         if (e->render.effects & (EF_BRIGHTFIELD | EF_FLAME | EF_STARDUST))
1102         {
1103                 if (e->render.effects & EF_BRIGHTFIELD)
1104                 {
1105                         if (gamemode == GAME_NEXUIZ)
1106                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1107                         else
1108                                 CL_EntityParticles(e);
1109                 }
1110                 if (e->render.effects & EF_FLAME)
1111                         CL_ParticleTrail(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1112                 if (e->render.effects & EF_STARDUST)
1113                         CL_ParticleTrail(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1114         }
1115         if (e->render.internaleffects & (INTEF_FLAG1QW | INTEF_FLAG2QW))
1116         {
1117                 // these are only set on player entities
1118                 CL_AddQWCTFFlagModel(e, (e->render.internaleffects & INTEF_FLAG2QW) != 0);
1119         }
1120         // muzzleflash fades over time
1121         if (e->persistent.muzzleflash > 0)
1122                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1123         // LordHavoc: if the entity has no effects, don't check each
1124         if (e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1125         {
1126                 if (e->render.effects & EF_GIB)
1127                         trailtype = EFFECT_TR_BLOOD;
1128                 else if (e->render.effects & EF_ZOMGIB)
1129                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1130                 else if (e->render.effects & EF_TRACER)
1131                         trailtype = EFFECT_TR_WIZSPIKE;
1132                 else if (e->render.effects & EF_TRACER2)
1133                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1134                 else if (e->render.effects & EF_ROCKET)
1135                         trailtype = EFFECT_TR_ROCKET;
1136                 else if (e->render.effects & EF_GRENADE)
1137                 {
1138                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1139                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1140                 }
1141                 else if (e->render.effects & EF_TRACER3)
1142                         trailtype = EFFECT_TR_VORESPIKE;
1143         }
1144         // do trails
1145         if (e->render.flags & RENDER_GLOWTRAIL)
1146                 trailtype = EFFECT_TR_GLOWTRAIL;
1147         // check if a trail is allowed (it is not after a teleport for example)
1148         if (trailtype && e->persistent.trail_allowed)
1149         {
1150                 float len;
1151                 vec3_t vel;
1152                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1153                 len = e->state_current.time - e->state_previous.time;
1154                 if (len > 0)
1155                         len = 1.0f / len;
1156                 VectorScale(vel, len, vel);
1157                 CL_ParticleTrail(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor, false, true);
1158         }
1159         // now that the entity has survived one trail update it is allowed to
1160         // leave a real trail on later frames
1161         e->persistent.trail_allowed = true;
1162         VectorCopy(origin, e->persistent.trail_origin);
1163 }
1164
1165
1166 /*
1167 ===============
1168 CL_UpdateViewEntities
1169 ===============
1170 */
1171 void CL_UpdateViewEntities(void)
1172 {
1173         int i;
1174         // update any RENDER_VIEWMODEL entities to use the new view matrix
1175         for (i = 1;i < cl.num_entities;i++)
1176         {
1177                 if (cl.entities_active[i])
1178                 {
1179                         entity_t *ent = cl.entities + i;
1180                         if ((ent->render.flags & RENDER_VIEWMODEL) || ent->state_current.tagentity)
1181                                 CL_UpdateNetworkEntity(ent, 32, true);
1182                 }
1183         }
1184         // and of course the engine viewmodel needs updating as well
1185         CL_UpdateNetworkEntity(&cl.viewent, 32, true);
1186 }
1187
1188 /*
1189 ===============
1190 CL_UpdateNetworkCollisionEntities
1191 ===============
1192 */
1193 void CL_UpdateNetworkCollisionEntities(void)
1194 {
1195         entity_t *ent;
1196         int i;
1197
1198         // start on the entity after the world
1199         cl.num_brushmodel_entities = 0;
1200         for (i = cl.maxclients + 1;i < cl.num_entities;i++)
1201         {
1202                 if (cl.entities_active[i])
1203                 {
1204                         ent = cl.entities + i;
1205                         if (ent->state_current.active && ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->TraceBox)
1206                         {
1207                                 // do not interpolate the bmodels for this
1208                                 CL_UpdateNetworkEntity(ent, 32, false);
1209                                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = i;
1210                         }
1211                 }
1212         }
1213 }
1214
1215 /*
1216 ===============
1217 CL_UpdateNetworkEntities
1218 ===============
1219 */
1220 void CL_UpdateNetworkEntities(void)
1221 {
1222         entity_t *ent;
1223         int i;
1224
1225         // start on the entity after the world
1226         for (i = 1;i < cl.num_entities;i++)
1227         {
1228                 if (cl.entities_active[i])
1229                 {
1230                         ent = cl.entities + i;
1231                         if (ent->state_current.active)
1232                         {
1233                                 CL_UpdateNetworkEntity(ent, 32, true);
1234                                 // view models should never create light/trails
1235                                 if (!(ent->render.flags & RENDER_VIEWMODEL))
1236                                         CL_UpdateNetworkEntityTrail(ent);
1237                         }
1238                         else
1239                                 cl.entities_active[i] = false;
1240                 }
1241         }
1242 }
1243
1244 void CL_UpdateViewModel(void)
1245 {
1246         entity_t *ent;
1247         ent = &cl.viewent;
1248         ent->state_previous = ent->state_current;
1249         ent->state_current = defaultstate;
1250         ent->state_current.time = cl.time;
1251         ent->state_current.number = (unsigned short)-1;
1252         ent->state_current.active = true;
1253         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1254         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1255         ent->state_current.flags = RENDER_VIEWMODEL;
1256         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1257                 ent->state_current.modelindex = 0;
1258         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1259         {
1260                 if (gamemode == GAME_TRANSFUSION)
1261                         ent->state_current.alpha = 128;
1262                 else
1263                         ent->state_current.modelindex = 0;
1264         }
1265         ent->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
1266         ent->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_FULLBRIGHT | EF_NODEPTHTEST | EF_NOGUNBOB));
1267
1268         // reset animation interpolation on weaponmodel if model changed
1269         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1270         {
1271                 ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
1272                 ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
1273                 ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
1274         }
1275         CL_UpdateNetworkEntity(ent, 32, true);
1276 }
1277
1278 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1279 void CL_LinkNetworkEntity(entity_t *e)
1280 {
1281         effectnameindex_t trailtype;
1282         vec3_t origin;
1283         vec3_t dlightcolor;
1284         vec_t dlightradius;
1285
1286         // skip inactive entities and world
1287         if (!e->state_current.active || e == cl.entities)
1288                 return;
1289         if (e->state_current.tagentity)
1290         {
1291                 // if the tag entity is currently impossible, skip it
1292                 if (e->state_current.tagentity >= cl.num_entities)
1293                         return;
1294                 // if the tag entity is inactive, skip it
1295                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1296                         return;
1297         }
1298
1299         // create entity dlights associated with this entity
1300         if (e->render.model && e->render.model->soundfromcenter)
1301         {
1302                 // bmodels are treated specially since their origin is usually '0 0 0'
1303                 vec3_t o;
1304                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1305                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1306         }
1307         else
1308                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1309         trailtype = EFFECT_NONE;
1310         dlightradius = 0;
1311         dlightcolor[0] = 0;
1312         dlightcolor[1] = 0;
1313         dlightcolor[2] = 0;
1314         // LordHavoc: if the entity has no effects, don't check each
1315         if (e->render.effects & (EF_BRIGHTFIELD | EF_DIMLIGHT | EF_BRIGHTLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1316         {
1317                 if (e->render.effects & EF_BRIGHTFIELD)
1318                 {
1319                         if (gamemode == GAME_NEXUIZ)
1320                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1321                 }
1322                 if (e->render.effects & EF_DIMLIGHT)
1323                 {
1324                         dlightradius = max(dlightradius, 200);
1325                         dlightcolor[0] += 1.50f;
1326                         dlightcolor[1] += 1.50f;
1327                         dlightcolor[2] += 1.50f;
1328                 }
1329                 if (e->render.effects & EF_BRIGHTLIGHT)
1330                 {
1331                         dlightradius = max(dlightradius, 400);
1332                         dlightcolor[0] += 3.00f;
1333                         dlightcolor[1] += 3.00f;
1334                         dlightcolor[2] += 3.00f;
1335                 }
1336                 // LordHavoc: more effects
1337                 if (e->render.effects & EF_RED) // red
1338                 {
1339                         dlightradius = max(dlightradius, 200);
1340                         dlightcolor[0] += 1.50f;
1341                         dlightcolor[1] += 0.15f;
1342                         dlightcolor[2] += 0.15f;
1343                 }
1344                 if (e->render.effects & EF_BLUE) // blue
1345                 {
1346                         dlightradius = max(dlightradius, 200);
1347                         dlightcolor[0] += 0.15f;
1348                         dlightcolor[1] += 0.15f;
1349                         dlightcolor[2] += 1.50f;
1350                 }
1351                 if (e->render.effects & EF_FLAME)
1352                         CL_ParticleTrail(EFFECT_EF_FLAME, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1353                 if (e->render.effects & EF_STARDUST)
1354                         CL_ParticleTrail(EFFECT_EF_STARDUST, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1355         }
1356         // muzzleflash fades over time, and is offset a bit
1357         if (e->persistent.muzzleflash > 0 && r_refdef.scene.numlights < MAX_DLIGHTS)
1358         {
1359                 vec3_t v2;
1360                 vec3_t color;
1361                 trace_t trace;
1362                 matrix4x4_t tempmatrix;
1363                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1364                 trace = CL_TraceLine(origin, v2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, NULL, false);
1365                 Matrix4x4_Normalize(&tempmatrix, &e->render.matrix);
1366                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1367                 Matrix4x4_Scale(&tempmatrix, 150, 1);
1368                 VectorSet(color, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f);
1369                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, color, -1, NULL, true, 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1370                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
1371         }
1372         // LordHavoc: if the model has no flags, don't check each
1373         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1374         {
1375                 if (e->render.effects & EF_GIB)
1376                         trailtype = EFFECT_TR_BLOOD;
1377                 else if (e->render.effects & EF_ZOMGIB)
1378                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1379                 else if (e->render.effects & EF_TRACER)
1380                         trailtype = EFFECT_TR_WIZSPIKE;
1381                 else if (e->render.effects & EF_TRACER2)
1382                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1383                 else if (e->render.effects & EF_ROCKET)
1384                         trailtype = EFFECT_TR_ROCKET;
1385                 else if (e->render.effects & EF_GRENADE)
1386                 {
1387                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1388                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1389                 }
1390                 else if (e->render.effects & EF_TRACER3)
1391                         trailtype = EFFECT_TR_VORESPIKE;
1392         }
1393         // LordHavoc: customizable glow
1394         if (e->state_current.glowsize)
1395         {
1396                 // * 4 for the expansion from 0-255 to 0-1023 range,
1397                 // / 255 to scale down byte colors
1398                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1399                 VectorMA(dlightcolor, (1.0f / 255.0f), palette_rgb[e->state_current.glowcolor], dlightcolor);
1400         }
1401         // custom rtlight
1402         if ((e->state_current.lightpflags & PFLAGS_FULLDYNAMIC) && r_refdef.scene.numlights < MAX_DLIGHTS)
1403         {
1404                 matrix4x4_t dlightmatrix;
1405                 float light[4];
1406                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1407                 light[3] = e->state_current.light[3];
1408                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1409                         VectorSet(light, 1, 1, 1);
1410                 if (light[3] == 0)
1411                         light[3] = 350;
1412                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1413                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1414                 Matrix4x4_Scale(&dlightmatrix, light[3], 1);
1415                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &dlightmatrix, light, e->state_current.lightstyle, e->state_current.skin > 0 ? va("cubemaps/%i", e->state_current.skin) : NULL, !(e->state_current.lightpflags & PFLAGS_NOSHADOW), (e->state_current.lightpflags & PFLAGS_CORONA) != 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1416                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
1417         }
1418         // make the glow dlight
1419         else if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL) && r_refdef.scene.numlights < MAX_DLIGHTS)
1420         {
1421                 matrix4x4_t dlightmatrix;
1422                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1423                 // hack to make glowing player light shine on their gun
1424                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1425                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1426                 Matrix4x4_Scale(&dlightmatrix, dlightradius, 1);
1427                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &dlightmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1428                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
1429         }
1430         // do trail light
1431         if (e->render.flags & RENDER_GLOWTRAIL)
1432                 trailtype = EFFECT_TR_GLOWTRAIL;
1433         if (trailtype)
1434                 CL_ParticleTrail(trailtype, 0, origin, origin, vec3_origin, vec3_origin, NULL, e->state_current.glowcolor, true, false);
1435
1436         // don't show viewmodels in certain situations
1437         if (e->render.flags & RENDER_VIEWMODEL)
1438                 if (!r_drawviewmodel.integer || chase_active.integer || r_refdef.envmap)
1439                         return;
1440         // don't show entities with no modelindex (note: this still shows
1441         // entities which have a modelindex that resolved to a NULL model)
1442         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.scene.numentities < r_refdef.scene.maxentities)
1443                 r_refdef.scene.entities[r_refdef.scene.numentities++] = &e->render;
1444         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1445         //      Matrix4x4_Print(&e->render.matrix);
1446 }
1447
1448 void CL_RelinkWorld(void)
1449 {
1450         entity_t *ent = &cl.entities[0];
1451         // FIXME: this should be done at load
1452         ent->render.matrix = identitymatrix;
1453         ent->render.flags = RENDER_SHADOW;
1454         if (!r_fullbright.integer)
1455                 ent->render.flags |= RENDER_LIGHT;
1456         VectorSet(ent->render.colormod, 1, 1, 1);
1457         VectorSet(ent->render.glowmod, 1, 1, 1);
1458         CL_UpdateRenderEntity(&ent->render);
1459         r_refdef.scene.worldentity = &ent->render;
1460         r_refdef.scene.worldmodel = cl.worldmodel;
1461 }
1462
1463 static void CL_RelinkStaticEntities(void)
1464 {
1465         int i;
1466         entity_t *e;
1467         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.scene.numentities < r_refdef.scene.maxentities;i++, e++)
1468         {
1469                 e->render.flags = 0;
1470                 // if the model was not loaded when the static entity was created we
1471                 // need to re-fetch the model pointer
1472                 e->render.model = cl.model_precache[e->state_baseline.modelindex];
1473                 // either fullbright or lit
1474                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1475                         e->render.flags |= RENDER_LIGHT;
1476                 // hide player shadow during intermission or nehahra movie
1477                 if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (e->render.alpha >= 1))
1478                         e->render.flags |= RENDER_SHADOW;
1479                 VectorSet(e->render.colormod, 1, 1, 1);
1480                 VectorSet(e->render.glowmod, 1, 1, 1);
1481                 R_LerpAnimation(&e->render);
1482                 CL_UpdateRenderEntity(&e->render);
1483                 r_refdef.scene.entities[r_refdef.scene.numentities++] = &e->render;
1484         }
1485 }
1486
1487 /*
1488 ===============
1489 CL_RelinkEntities
1490 ===============
1491 */
1492 static void CL_RelinkNetworkEntities(void)
1493 {
1494         entity_t *ent;
1495         int i;
1496
1497         // start on the entity after the world
1498         for (i = 1;i < cl.num_entities;i++)
1499         {
1500                 if (cl.entities_active[i])
1501                 {
1502                         ent = cl.entities + i;
1503                         if (ent->state_current.active)
1504                                 CL_LinkNetworkEntity(ent);
1505                         else
1506                                 cl.entities_active[i] = false;
1507                 }
1508         }
1509 }
1510
1511 static void CL_RelinkEffects(void)
1512 {
1513         int i, intframe;
1514         cl_effect_t *e;
1515         entity_render_t *entrender;
1516         float frame;
1517
1518         for (i = 0, e = cl.effects;i < cl.num_effects;i++, e++)
1519         {
1520                 if (e->active)
1521                 {
1522                         frame = (cl.time - e->starttime) * e->framerate + e->startframe;
1523                         intframe = (int)frame;
1524                         if (intframe < 0 || intframe >= e->endframe)
1525                         {
1526                                 memset(e, 0, sizeof(*e));
1527                                 while (cl.num_effects > 0 && !cl.effects[cl.num_effects - 1].active)
1528                                         cl.num_effects--;
1529                                 continue;
1530                         }
1531
1532                         if (intframe != e->frame)
1533                         {
1534                                 e->frame = intframe;
1535                                 e->frame1time = e->frame2time;
1536                                 e->frame2time = cl.time;
1537                         }
1538
1539                         // if we're drawing effects, get a new temp entity
1540                         // (NewTempEntity adds it to the render entities list for us)
1541                         if (r_draweffects.integer && (entrender = CL_NewTempEntity(e->starttime)))
1542                         {
1543                                 // interpolation stuff
1544                                 entrender->framegroupblend[0].frame = intframe;
1545                                 entrender->framegroupblend[0].lerp = 1 - frame - intframe;
1546                                 entrender->framegroupblend[0].start = e->frame1time;
1547                                 if (intframe + 1 >= e->endframe)
1548                                 {
1549                                         entrender->framegroupblend[1].frame = 0; // disappear
1550                                         entrender->framegroupblend[1].lerp = 0;
1551                                         entrender->framegroupblend[1].start = 0;
1552                                 }
1553                                 else
1554                                 {
1555                                         entrender->framegroupblend[1].frame = intframe + 1;
1556                                         entrender->framegroupblend[1].lerp = frame - intframe;
1557                                         entrender->framegroupblend[1].start = e->frame2time;
1558                                 }
1559
1560                                 // normal stuff
1561                                 if(e->modelindex < MAX_MODELS)
1562                                         entrender->model = cl.model_precache[e->modelindex];
1563                                 else
1564                                         entrender->model = cl.csqc_model_precache[-(e->modelindex+1)];
1565                                 entrender->alpha = 1;
1566                                 VectorSet(entrender->colormod, 1, 1, 1);
1567                                 VectorSet(entrender->glowmod, 1, 1, 1);
1568
1569                                 Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1570                                 CL_UpdateRenderEntity(entrender);
1571                         }
1572                 }
1573         }
1574 }
1575
1576 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1577 {
1578         VectorCopy(b->start, start);
1579         VectorCopy(b->end, end);
1580
1581         // if coming from the player, update the start position
1582         if (b->entity == cl.viewentity)
1583         {
1584                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1585                 {
1586                         // LordHavoc: this is a stupid hack from Quake that makes your
1587                         // lightning appear to come from your waist and cover less of your
1588                         // view
1589                         // in Quake this hack was applied to all players (causing the
1590                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1591                         // only applies to your own lightning, and only in first person
1592                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1593                 }
1594                 if (cl_beams_instantaimhack.integer)
1595                 {
1596                         vec3_t dir, localend;
1597                         vec_t len;
1598                         // LordHavoc: this updates the beam direction to match your
1599                         // viewangles
1600                         VectorSubtract(end, start, dir);
1601                         len = VectorLength(dir);
1602                         VectorNormalize(dir);
1603                         VectorSet(localend, len, 0, 0);
1604                         Matrix4x4_Transform(&r_refdef.view.matrix, localend, end);
1605                 }
1606         }
1607 }
1608
1609 void CL_RelinkBeams(void)
1610 {
1611         int i;
1612         beam_t *b;
1613         vec3_t dist, org, start, end;
1614         float d;
1615         entity_render_t *entrender;
1616         double yaw, pitch;
1617         float forward;
1618         matrix4x4_t tempmatrix;
1619
1620         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1621         {
1622                 if (!b->model)
1623                         continue;
1624                 if (b->endtime < cl.time)
1625                 {
1626                         b->model = NULL;
1627                         continue;
1628                 }
1629
1630                 CL_Beam_CalculatePositions(b, start, end);
1631
1632                 if (b->lightning)
1633                 {
1634                         if (cl_beams_lightatend.integer && r_refdef.scene.numlights < MAX_DLIGHTS)
1635                         {
1636                                 // FIXME: create a matrix from the beam start/end orientation
1637                                 vec3_t dlightcolor;
1638                                 VectorSet(dlightcolor, 0.3, 0.7, 1);
1639                                 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, end[0], end[1], end[2], 0, 0, 0, 200);
1640                                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1641                                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
1642                         }
1643                         if (cl_beams_polygons.integer)
1644                                 continue;
1645                 }
1646
1647                 // calculate pitch and yaw
1648                 // (this is similar to the QuakeC builtin function vectoangles)
1649                 VectorSubtract(end, start, dist);
1650                 if (dist[1] == 0 && dist[0] == 0)
1651                 {
1652                         yaw = 0;
1653                         if (dist[2] > 0)
1654                                 pitch = 90;
1655                         else
1656                                 pitch = 270;
1657                 }
1658                 else
1659                 {
1660                         yaw = atan2(dist[1], dist[0]) * 180 / M_PI;
1661                         if (yaw < 0)
1662                                 yaw += 360;
1663
1664                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1665                         pitch = atan2(dist[2], forward) * 180 / M_PI;
1666                         if (pitch < 0)
1667                                 pitch += 360;
1668                 }
1669
1670                 // add new entities for the lightning
1671                 VectorCopy (start, org);
1672                 d = VectorNormalizeLength(dist);
1673                 while (d > 0)
1674                 {
1675                         entrender = CL_NewTempEntity (0);
1676                         if (!entrender)
1677                                 return;
1678                         //VectorCopy (org, ent->render.origin);
1679                         entrender->model = b->model;
1680                         //ent->render.effects = EF_FULLBRIGHT;
1681                         //ent->render.angles[0] = pitch;
1682                         //ent->render.angles[1] = yaw;
1683                         //ent->render.angles[2] = rand()%360;
1684                         Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1685                         CL_UpdateRenderEntity(entrender);
1686                         VectorMA(org, 30, dist, org);
1687                         d -= 30;
1688                 }
1689         }
1690
1691         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1692                 cl.num_beams--;
1693 }
1694
1695 static void CL_RelinkQWNails(void)
1696 {
1697         int i;
1698         vec_t *v;
1699         entity_render_t *entrender;
1700
1701         for (i = 0;i < cl.qw_num_nails;i++)
1702         {
1703                 v = cl.qw_nails[i];
1704
1705                 // if we're drawing effects, get a new temp entity
1706                 // (NewTempEntity adds it to the render entities list for us)
1707                 if (!(entrender = CL_NewTempEntity(0)))
1708                         continue;
1709
1710                 // normal stuff
1711                 entrender->model = cl.model_precache[cl.qw_modelindex_spike];
1712                 entrender->alpha = 1;
1713                 VectorSet(entrender->colormod, 1, 1, 1);
1714                 VectorSet(entrender->glowmod, 1, 1, 1);
1715
1716                 Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1717                 CL_UpdateRenderEntity(entrender);
1718         }
1719 }
1720
1721 void CL_LerpPlayer(float frac)
1722 {
1723         int i;
1724
1725         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1726         for (i = 0;i < 3;i++)
1727         {
1728                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1729                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1730                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1731         }
1732
1733         // interpolate the angles if playing a demo or spectating someone
1734         if (cls.demoplayback || cl.fixangle[0])
1735         {
1736                 for (i = 0;i < 3;i++)
1737                 {
1738                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1739                         if (d > 180)
1740                                 d -= 360;
1741                         else if (d < -180)
1742                                 d += 360;
1743                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1744                 }
1745         }
1746 }
1747
1748 void CSQC_RelinkAllEntities (int drawmask)
1749 {
1750         // link stuff
1751         CL_RelinkWorld();
1752         CL_RelinkStaticEntities();
1753         CL_RelinkBeams();
1754         CL_RelinkEffects();
1755
1756         // link stuff
1757         if (drawmask & ENTMASK_ENGINE)
1758         {
1759                 CL_RelinkNetworkEntities();
1760                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
1761                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
1762                 CL_RelinkQWNails();
1763         }
1764
1765         // update view blend
1766         V_CalcViewBlend();
1767 }
1768
1769 /*
1770 ===============
1771 CL_UpdateWorld
1772
1773 Update client game world for a new frame
1774 ===============
1775 */
1776 void CL_UpdateWorld(void)
1777 {
1778         r_refdef.scene.extraupdate = !r_speeds.integer;
1779         r_refdef.scene.numentities = 0;
1780         r_refdef.scene.numlights = 0;
1781         r_refdef.view.matrix = identitymatrix;
1782         r_refdef.view.quality = 1;
1783
1784         cl.num_brushmodel_entities = 0;
1785
1786         if (cls.state == ca_connected && cls.signon == SIGNONS)
1787         {
1788                 // prepare for a new frame
1789                 CL_LerpPlayer(CL_LerpPoint());
1790                 CL_DecayLightFlashes();
1791                 CL_ClearTempEntities();
1792                 V_DriftPitch();
1793                 V_FadeViewFlashs();
1794
1795                 // if prediction is enabled we have to update all the collidable
1796                 // network entities before the prediction code can be run
1797                 CL_UpdateNetworkCollisionEntities();
1798
1799                 // now update the player prediction
1800                 CL_ClientMovement_Replay();
1801
1802                 // update the player entity (which may be predicted)
1803                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity, 32, true);
1804
1805                 // now update the view (which depends on that player entity)
1806                 V_CalcRefdef();
1807
1808                 // now update all the network entities and create particle trails
1809                 // (some entities may depend on the view)
1810                 CL_UpdateNetworkEntities();
1811
1812                 // update the engine-based viewmodel
1813                 CL_UpdateViewModel();
1814
1815                 CL_RelinkLightFlashes();
1816                 CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
1817
1818                 // decals, particles, and explosions will be updated during rneder
1819         }
1820
1821         r_refdef.scene.time = cl.time;
1822 }
1823
1824 // LordHavoc: pausedemo command
1825 static void CL_PauseDemo_f (void)
1826 {
1827         cls.demopaused = !cls.demopaused;
1828         if (cls.demopaused)
1829                 Con_Print("Demo paused\n");
1830         else
1831                 Con_Print("Demo unpaused\n");
1832 }
1833
1834 /*
1835 ======================
1836 CL_Fog_f
1837 ======================
1838 */
1839 static void CL_Fog_f (void)
1840 {
1841         if (Cmd_Argc () == 1)
1842         {
1843                 Con_Printf("\"fog\" is \"%f %f %f %f %f %f %f\"\n", r_refdef.fog_density, r_refdef.fog_red, r_refdef.fog_green, r_refdef.fog_blue, r_refdef.fog_alpha, r_refdef.fog_start, r_refdef.fog_end);
1844                 return;
1845         }
1846         r_refdef.fog_start = 0;
1847         r_refdef.fog_end = 16384;
1848         r_refdef.fog_alpha = 1;
1849         if(Cmd_Argc() > 1)
1850                 r_refdef.fog_density = atof(Cmd_Argv(1));
1851         if(Cmd_Argc() > 2)
1852                 r_refdef.fog_red = atof(Cmd_Argv(2));
1853         if(Cmd_Argc() > 3)
1854                 r_refdef.fog_green = atof(Cmd_Argv(3));
1855         if(Cmd_Argc() > 4)
1856                 r_refdef.fog_blue = atof(Cmd_Argv(4));
1857         if(Cmd_Argc() > 5)
1858                 r_refdef.fog_alpha = atof(Cmd_Argv(5));
1859         if(Cmd_Argc() > 6)
1860                 r_refdef.fog_start = atof(Cmd_Argv(6));
1861         if(Cmd_Argc() > 7)
1862                 r_refdef.fog_end = atof(Cmd_Argv(7));
1863 }
1864
1865 /*
1866 ====================
1867 CL_TimeRefresh_f
1868
1869 For program optimization
1870 ====================
1871 */
1872 static void CL_TimeRefresh_f (void)
1873 {
1874         int i;
1875         float timestart, timedelta;
1876
1877         r_refdef.scene.extraupdate = false;
1878
1879         timestart = Sys_DoubleTime();
1880         for (i = 0;i < 128;i++)
1881         {
1882                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], 0, i / 128.0 * 360.0, 0, 1);
1883                 r_refdef.view.quality = 1;
1884                 CL_UpdateScreen();
1885         }
1886         timedelta = Sys_DoubleTime() - timestart;
1887
1888         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1889 }
1890
1891 void CL_AreaStats_f(void)
1892 {
1893         World_PrintAreaStats(&cl.world, "client");
1894 }
1895
1896 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point)
1897 {
1898         int i;
1899         cl_locnode_t *loc;
1900         cl_locnode_t *best;
1901         vec3_t nearestpoint;
1902         vec_t dist, bestdist;
1903         best = NULL;
1904         bestdist = 0;
1905         for (loc = cl.locnodes;loc;loc = loc->next)
1906         {
1907                 for (i = 0;i < 3;i++)
1908                         nearestpoint[i] = bound(loc->mins[i], point[i], loc->maxs[i]);
1909                 dist = VectorDistance2(nearestpoint, point);
1910                 if (bestdist > dist || !best)
1911                 {
1912                         bestdist = dist;
1913                         best = loc;
1914                         if (bestdist < 1)
1915                                 break;
1916                 }
1917         }
1918         return best;
1919 }
1920
1921 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point)
1922 {
1923         cl_locnode_t *loc;
1924         loc = CL_Locs_FindNearest(point);
1925         if (loc)
1926                 strlcpy(buffer, loc->name, buffersize);
1927         else
1928                 dpsnprintf(buffer, buffersize, "LOC=%.0f:%.0f:%.0f", point[0], point[1], point[2]);
1929 }
1930
1931 void CL_Locs_FreeNode(cl_locnode_t *node)
1932 {
1933         cl_locnode_t **pointer, **next;
1934         for (pointer = &cl.locnodes;*pointer;pointer = next)
1935         {
1936                 next = &(*pointer)->next;
1937                 if (*pointer == node)
1938                 {
1939                         *pointer = node->next;
1940                         Mem_Free(node);
1941                         return;
1942                 }
1943         }
1944         Con_Printf("CL_Locs_FreeNode: no such node! (%p)\n", (void *)node);
1945 }
1946
1947 void CL_Locs_AddNode(vec3_t mins, vec3_t maxs, const char *name)
1948 {
1949         cl_locnode_t *node, **pointer;
1950         int namelen;
1951         if (!name)
1952                 name = "";
1953         namelen = strlen(name);
1954         node = (cl_locnode_t *) Mem_Alloc(cls.levelmempool, sizeof(cl_locnode_t) + namelen + 1);
1955         VectorSet(node->mins, min(mins[0], maxs[0]), min(mins[1], maxs[1]), min(mins[2], maxs[2]));
1956         VectorSet(node->maxs, max(mins[0], maxs[0]), max(mins[1], maxs[1]), max(mins[2], maxs[2]));
1957         node->name = (char *)(node + 1);
1958         memcpy(node->name, name, namelen);
1959         node->name[namelen] = 0;
1960         // link it into the tail of the list to preserve the order
1961         for (pointer = &cl.locnodes;*pointer;pointer = &(*pointer)->next)
1962                 ;
1963         *pointer = node;
1964 }
1965
1966 void CL_Locs_Add_f(void)
1967 {
1968         vec3_t mins, maxs;
1969         if (Cmd_Argc() != 5 && Cmd_Argc() != 8)
1970         {
1971                 Con_Printf("usage: %s x y z[ x y z] name\n", Cmd_Argv(0));
1972                 return;
1973         }
1974         mins[0] = atof(Cmd_Argv(1));
1975         mins[1] = atof(Cmd_Argv(2));
1976         mins[2] = atof(Cmd_Argv(3));
1977         if (Cmd_Argc() == 8)
1978         {
1979                 maxs[0] = atof(Cmd_Argv(4));
1980                 maxs[1] = atof(Cmd_Argv(5));
1981                 maxs[2] = atof(Cmd_Argv(6));
1982                 CL_Locs_AddNode(mins, maxs, Cmd_Argv(7));
1983         }
1984         else
1985                 CL_Locs_AddNode(mins, mins, Cmd_Argv(4));
1986 }
1987
1988 void CL_Locs_RemoveNearest_f(void)
1989 {
1990         cl_locnode_t *loc;
1991         loc = CL_Locs_FindNearest(r_refdef.view.origin);
1992         if (loc)
1993                 CL_Locs_FreeNode(loc);
1994         else
1995                 Con_Printf("no loc point or box found for your location\n");
1996 }
1997
1998 void CL_Locs_Clear_f(void)
1999 {
2000         while (cl.locnodes)
2001                 CL_Locs_FreeNode(cl.locnodes);
2002 }
2003
2004 void CL_Locs_Save_f(void)
2005 {
2006         cl_locnode_t *loc;
2007         qfile_t *outfile;
2008         char locfilename[MAX_QPATH];
2009         if (!cl.locnodes)
2010         {
2011                 Con_Printf("No loc points/boxes exist!\n");
2012                 return;
2013         }
2014         if (cls.state != ca_connected || !cl.worldmodel)
2015         {
2016                 Con_Printf("No level loaded!\n");
2017                 return;
2018         }
2019         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2020         strlcat(locfilename, ".loc", sizeof(locfilename));
2021
2022         outfile = FS_OpenRealFile(locfilename, "w", false);
2023         if (!outfile)
2024                 return;
2025         // if any boxes are used then this is a proquake-format loc file, which
2026         // allows comments, so add some relevant information at the start
2027         for (loc = cl.locnodes;loc;loc = loc->next)
2028                 if (!VectorCompare(loc->mins, loc->maxs))
2029                         break;
2030         if (loc)
2031         {
2032                 FS_Printf(outfile, "// %s %s saved by %s\n// x,y,z,x,y,z,\"name\"\n\n", locfilename, Sys_TimeString("%Y-%m-%d"), engineversion);
2033                 for (loc = cl.locnodes;loc;loc = loc->next)
2034                         if (VectorCompare(loc->mins, loc->maxs))
2035                                 break;
2036                 if (loc)
2037                         Con_Printf("Warning: writing loc file containing a mixture of qizmo-style points and proquake-style boxes may not work in qizmo or proquake!\n");
2038         }
2039         for (loc = cl.locnodes;loc;loc = loc->next)
2040         {
2041                 if (VectorCompare(loc->mins, loc->maxs))
2042                 {
2043                         int len;
2044                         const char *s;
2045                         const char *in = loc->name;
2046                         char name[MAX_INPUTLINE];
2047                         for (len = 0;len < (int)sizeof(name) - 1 && *in;)
2048                         {
2049                                 if (*in == ' ') {s = "$loc_name_separator";in++;}
2050                                 else if (!strncmp(in, "SSG", 3)) {s = "$loc_name_ssg";in += 3;}
2051                                 else if (!strncmp(in, "NG", 2)) {s = "$loc_name_ng";in += 2;}
2052                                 else if (!strncmp(in, "SNG", 3)) {s = "$loc_name_sng";in += 3;}
2053                                 else if (!strncmp(in, "GL", 2)) {s = "$loc_name_gl";in += 2;}
2054                                 else if (!strncmp(in, "RL", 2)) {s = "$loc_name_rl";in += 2;}
2055                                 else if (!strncmp(in, "LG", 2)) {s = "$loc_name_lg";in += 2;}
2056                                 else if (!strncmp(in, "GA", 2)) {s = "$loc_name_ga";in += 2;}
2057                                 else if (!strncmp(in, "YA", 2)) {s = "$loc_name_ya";in += 2;}
2058                                 else if (!strncmp(in, "RA", 2)) {s = "$loc_name_ra";in += 2;}
2059                                 else if (!strncmp(in, "MEGA", 4)) {s = "$loc_name_mh";in += 4;}
2060                                 else s = NULL;
2061                                 if (s)
2062                                 {
2063                                         while (len < (int)sizeof(name) - 1 && *s)
2064                                                 name[len++] = *s++;
2065                                         continue;
2066                                 }
2067                                 name[len++] = *in++;
2068                         }
2069                         name[len] = 0;
2070                         FS_Printf(outfile, "%.0f %.0f %.0f %s\n", loc->mins[0]*8, loc->mins[1]*8, loc->mins[2]*8, name);
2071                 }
2072                 else
2073                         FS_Printf(outfile, "%.1f,%.1f,%.1f,%.1f,%.1f,%.1f,\"%s\"\n", loc->mins[0], loc->mins[1], loc->mins[2], loc->maxs[0], loc->maxs[1], loc->maxs[2], loc->name);
2074         }
2075         FS_Close(outfile);
2076 }
2077
2078 void CL_Locs_Reload_f(void)
2079 {
2080         int i, linenumber, limit, len;
2081         const char *s;
2082         char *filedata, *text, *textend, *linestart, *linetext, *lineend;
2083         fs_offset_t filesize;
2084         vec3_t mins, maxs;
2085         char locfilename[MAX_QPATH];
2086         char name[MAX_INPUTLINE];
2087
2088         if (cls.state != ca_connected || !cl.worldmodel)
2089         {
2090                 Con_Printf("No level loaded!\n");
2091                 return;
2092         }
2093
2094         CL_Locs_Clear_f();
2095
2096         // try maps/something.loc first (LordHavoc: where I think they should be)
2097         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2098         strlcat(locfilename, ".loc", sizeof(locfilename));
2099         filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2100         if (!filedata)
2101         {
2102                 // try proquake name as well (LordHavoc: I hate path mangling)
2103                 FS_StripExtension(va("locs/%s", FS_FileWithoutPath(cl.worldmodel->name)), locfilename, sizeof(locfilename));
2104                 strlcat(locfilename, ".loc", sizeof(locfilename));
2105                 filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2106                 if (!filedata)
2107                         return;
2108         }
2109         text = filedata;
2110         textend = filedata + filesize;
2111         for (linenumber = 1;text < textend;linenumber++)
2112         {
2113                 linestart = text;
2114                 for (;text < textend && *text != '\r' && *text != '\n';text++)
2115                         ;
2116                 lineend = text;
2117                 if (text + 1 < textend && *text == '\r' && text[1] == '\n')
2118                         text++;
2119                 if (text < textend)
2120                         text++;
2121                 // trim trailing whitespace
2122                 while (lineend > linestart && ISWHITESPACE(lineend[-1]))
2123                         lineend--;
2124                 // trim leading whitespace
2125                 while (linestart < lineend && ISWHITESPACE(*linestart))
2126                         linestart++;
2127                 // check if this is a comment
2128                 if (linestart + 2 <= lineend && !strncmp(linestart, "//", 2))
2129                         continue;
2130                 linetext = linestart;
2131                 limit = 3;
2132                 for (i = 0;i < limit;i++)
2133                 {
2134                         if (linetext >= lineend)
2135                                 break;
2136                         // note: a missing number is interpreted as 0
2137                         if (i < 3)
2138                                 mins[i] = atof(linetext);
2139                         else
2140                                 maxs[i - 3] = atof(linetext);
2141                         // now advance past the number
2142                         while (linetext < lineend && !ISWHITESPACE(*linetext) && *linetext != ',')
2143                                 linetext++;
2144                         // advance through whitespace
2145                         if (linetext < lineend)
2146                         {
2147                                 if (*linetext == ',')
2148                                 {
2149                                         linetext++;
2150                                         limit = 6;
2151                                         // note: comma can be followed by whitespace
2152                                 }
2153                                 if (ISWHITESPACE(*linetext))
2154                                 {
2155                                         // skip whitespace
2156                                         while (linetext < lineend && ISWHITESPACE(*linetext))
2157                                                 linetext++;
2158                                 }
2159                         }
2160                 }
2161                 // if this is a quoted name, remove the quotes
2162                 if (i == 6)
2163                 {
2164                         if (linetext >= lineend || *linetext != '"')
2165                                 continue; // proquake location names are always quoted
2166                         lineend--;
2167                         linetext++;
2168                         len = min(lineend - linetext, (int)sizeof(name) - 1);
2169                         memcpy(name, linetext, len);
2170                         name[len] = 0;
2171                         // add the box to the list
2172                         CL_Locs_AddNode(mins, maxs, name);
2173                 }
2174                 // if a point was parsed, it needs to be scaled down by 8 (since
2175                 // point-based loc files were invented by a proxy which dealt
2176                 // directly with quake protocol coordinates, which are *8), turn
2177                 // it into a box
2178                 else if (i == 3)
2179                 {
2180                         // interpret silly fuhquake macros
2181                         for (len = 0;len < (int)sizeof(name) - 1 && linetext < lineend;)
2182                         {
2183                                 if (*linetext == '$')
2184                                 {
2185                                         if (linetext + 18 <= lineend && !strncmp(linetext, "$loc_name_separator", 19)) {s = " ";linetext += 19;}
2186                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_ssg", 13)) {s = "SSG";linetext += 13;}
2187                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ng", 12)) {s = "NG";linetext += 12;}
2188                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_sng", 13)) {s = "SNG";linetext += 13;}
2189                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_gl", 12)) {s = "GL";linetext += 12;}
2190                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_rl", 12)) {s = "RL";linetext += 12;}
2191                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_lg", 12)) {s = "LG";linetext += 12;}
2192                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ga", 12)) {s = "GA";linetext += 12;}
2193                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ya", 12)) {s = "YA";linetext += 12;}
2194                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ra", 12)) {s = "RA";linetext += 12;}
2195                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_mh", 12)) {s = "MEGA";linetext += 12;}
2196                                         else s = NULL;
2197                                         if (s)
2198                                         {
2199                                                 while (len < (int)sizeof(name) - 1 && *s)
2200                                                         name[len++] = *s++;
2201                                                 continue;
2202                                         }
2203                                 }
2204                                 name[len++] = *linetext++;
2205                         }
2206                         name[len] = 0;
2207                         // add the point to the list
2208                         VectorScale(mins, (1.0 / 8.0), mins);
2209                         CL_Locs_AddNode(mins, mins, name);
2210                 }
2211                 else
2212                         continue;
2213         }
2214 }
2215
2216 /*
2217 ===========
2218 CL_Shutdown
2219 ===========
2220 */
2221 void CL_Shutdown (void)
2222 {
2223         CL_Screen_Shutdown();
2224         CL_Particles_Shutdown();
2225         CL_Parse_Shutdown();
2226
2227         Mem_FreePool (&cls.permanentmempool);
2228         Mem_FreePool (&cls.levelmempool);
2229 }
2230
2231 /*
2232 =================
2233 CL_Init
2234 =================
2235 */
2236 void CL_Init (void)
2237 {
2238         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
2239         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
2240
2241         memset(&r_refdef, 0, sizeof(r_refdef));
2242         // max entities sent to renderer per frame
2243         r_refdef.scene.maxentities = MAX_EDICTS + 256 + 512;
2244         r_refdef.scene.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.scene.maxentities);
2245
2246         r_refdef.scene.maxtempentities = 4096; // FIXME: make this grow
2247         r_refdef.scene.tempentities = (entity_render_t *)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t) * r_refdef.scene.maxtempentities);
2248
2249         CL_InitInput ();
2250
2251 //
2252 // register our commands
2253 //
2254         Cvar_RegisterVariable (&cl_upspeed);
2255         Cvar_RegisterVariable (&cl_forwardspeed);
2256         Cvar_RegisterVariable (&cl_backspeed);
2257         Cvar_RegisterVariable (&cl_sidespeed);
2258         Cvar_RegisterVariable (&cl_movespeedkey);
2259         Cvar_RegisterVariable (&cl_yawspeed);
2260         Cvar_RegisterVariable (&cl_pitchspeed);
2261         Cvar_RegisterVariable (&cl_anglespeedkey);
2262         Cvar_RegisterVariable (&cl_shownet);
2263         Cvar_RegisterVariable (&cl_nolerp);
2264         Cvar_RegisterVariable (&cl_deathfade);
2265         Cvar_RegisterVariable (&lookspring);
2266         Cvar_RegisterVariable (&lookstrafe);
2267         Cvar_RegisterVariable (&sensitivity);
2268         Cvar_RegisterVariable (&freelook);
2269
2270         Cvar_RegisterVariable (&m_pitch);
2271         Cvar_RegisterVariable (&m_yaw);
2272         Cvar_RegisterVariable (&m_forward);
2273         Cvar_RegisterVariable (&m_side);
2274
2275         Cvar_RegisterVariable (&cl_itembobspeed);
2276         Cvar_RegisterVariable (&cl_itembobheight);
2277
2278         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
2279         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
2280         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
2281         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
2282         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
2283         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
2284
2285         // Support Client-side Model Index List
2286         Cmd_AddCommand ("cl_modelindexlist", CL_ModelIndexList_f, "list information on all models in the client modelindex");
2287         // Support Client-side Sound Index List
2288         Cmd_AddCommand ("cl_soundindexlist", CL_SoundIndexList_f, "list all sounds in the client soundindex");
2289
2290         Cvar_RegisterVariable (&cl_autodemo);
2291         Cvar_RegisterVariable (&cl_autodemo_nameformat);
2292
2293         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue [alpha [mindist maxdist]])");
2294
2295         // LordHavoc: added pausedemo
2296         Cmd_AddCommand ("pausedemo", CL_PauseDemo_f, "pause demo playback (can also safely pause demo recording if using QUAKE, QUAKEDP or NEHAHRAMOVIE protocol, useful for making movies)");
2297
2298         Cmd_AddCommand ("cl_areastats", CL_AreaStats_f, "prints statistics on entity culling during collision traces");
2299
2300         Cvar_RegisterVariable(&r_draweffects);
2301         Cvar_RegisterVariable(&cl_explosions_alpha_start);
2302         Cvar_RegisterVariable(&cl_explosions_alpha_end);
2303         Cvar_RegisterVariable(&cl_explosions_size_start);
2304         Cvar_RegisterVariable(&cl_explosions_size_end);
2305         Cvar_RegisterVariable(&cl_explosions_lifetime);
2306         Cvar_RegisterVariable(&cl_stainmaps);
2307         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
2308         Cvar_RegisterVariable(&cl_beams_polygons);
2309         Cvar_RegisterVariable(&cl_beams_quakepositionhack);
2310         Cvar_RegisterVariable(&cl_beams_instantaimhack);
2311         Cvar_RegisterVariable(&cl_beams_lightatend);
2312         Cvar_RegisterVariable(&cl_noplayershadow);
2313         Cvar_RegisterVariable(&cl_dlights_decayradius);
2314         Cvar_RegisterVariable(&cl_dlights_decaybrightness);
2315
2316         Cvar_RegisterVariable(&cl_prydoncursor);
2317
2318         Cvar_RegisterVariable(&cl_deathnoviewmodel);
2319
2320         // for QW connections
2321         Cvar_RegisterVariable(&qport);
2322         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
2323
2324         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
2325
2326         Cvar_RegisterVariable(&cl_locs_enable);
2327         Cvar_RegisterVariable(&cl_locs_show);
2328         Cmd_AddCommand("locs_add", CL_Locs_Add_f, "add a point or box location (usage: x y z[ x y z] \"name\", if two sets of xyz are supplied it is a box, otherwise point)");
2329         Cmd_AddCommand("locs_removenearest", CL_Locs_RemoveNearest_f, "remove the nearest point or box (note: you need to be very near a box to remove it)");
2330         Cmd_AddCommand("locs_clear", CL_Locs_Clear_f, "remove all loc points/boxes");
2331         Cmd_AddCommand("locs_reload", CL_Locs_Reload_f, "reload .loc file for this map");
2332         Cmd_AddCommand("locs_save", CL_Locs_Save_f, "save .loc file for this map containing currently defined points and boxes");
2333
2334         CL_Parse_Init();
2335         CL_Particles_Init();
2336         CL_Screen_Init();
2337
2338         CL_Video_Init();
2339         CL_Gecko_Init();
2340 }
2341
2342
2343