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" };
  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_noplayershadow = {CVAR_SAVE, "cl_noplayershadow", "0","hide player shadow"};
  76
  77 cvar_t cl_dlights_decayradius = {CVAR_SAVE, "cl_dlights_decayradius", "1", "reduces size of light flashes over time"};
  78 cvar_t cl_dlights_decaybrightness = {CVAR_SAVE, "cl_dlights_decaybrightness", "1", "reduces brightness of light flashes over time"};
  79
  80 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)"};
  81
  82 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"};
  83
  84 cvar_t cl_deathnoviewmodel = {0, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
  85
  86 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)"};
  87 cvar_t cl_locs_show = {0, "locs_show", "0", "shows defined locations for editing purposes"};
  88
  89 client_static_t cls;
  90 client_state_t  cl;
  91
  92 #define MAX_PARTICLES                   32768   // default max # of particles at one time
  93 #define MAX_DECALS                              32768   // default max # of decals at one time
  94 #define ABSOLUTE_MIN_PARTICLES  512             // no fewer than this no matter what's on the command line
  95
  96 /*
  97 =====================
  98 CL_ClearState
  99
 100 =====================
 101 */
 102 void CL_ClearState(void)
 103 {
 104         int i;
 105         entity_t *ent;
 106
 107 // wipe the entire cl structure
 108         Mem_EmptyPool(cls.levelmempool);
 109         memset (&cl, 0, sizeof(cl));
 110
 111         S_StopAllSounds();
 112
 113         // reset the view zoom interpolation
 114         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
 115
 116         // enable rendering of the world and such
 117         cl.csqc_vidvars.drawworld = true;
 118         cl.csqc_vidvars.drawenginesbar = true;
 119         cl.csqc_vidvars.drawcrosshair = true;
 120
 121         // set up the float version of the stats array for easier access to float stats
 122         cl.statsf = (float *)cl.stats;
 123
 124         cl.num_entities = 0;
 125         cl.num_static_entities = 0;
 126         cl.num_temp_entities = 0;
 127         cl.num_brushmodel_entities = 0;
 128
 129         // tweak these if the game runs out
 130         cl.max_entities = 256;
 131         cl.max_static_entities = 256;
 132         cl.max_temp_entities = 512;
 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 = MAX_PARTICLES;
 139         cl.max_decals = MAX_DECALS;
 140         cl.max_showlmps = 0;
 141
 142 // COMMANDLINEOPTION: Client: -particles <number> changes maximum number of particles at once, default 32768
 143         i = COM_CheckParm ("-particles");
 144         if (i && i < com_argc - 1)
 145         {
 146                 cl.max_particles = (int)(atoi(com_argv[i+1]));
 147                 if (cl.max_particles < ABSOLUTE_MIN_PARTICLES)
 148                         cl.max_particles = ABSOLUTE_MIN_PARTICLES;
 149         }
 150
 151         cl.num_dlights = 0;
 152         cl.num_effects = 0;
 153         cl.num_beams = 0;
 154
 155         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 156         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 157         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 158         cl.temp_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_temp_entities * sizeof(entity_t));
 159         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 160         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 161         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 162         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 163         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 164         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 165         cl.decals = (decal_t *) Mem_Alloc(cls.levelmempool, cl.max_decals * sizeof(decal_t));
 166         cl.showlmps = NULL;
 167
 168         // LordHavoc: have to set up the baseline info for alpha and other stuff
 169         for (i = 0;i < cl.max_entities;i++)
 170         {
 171                 cl.entities[i].state_baseline = defaultstate;
 172                 cl.entities[i].state_previous = defaultstate;
 173                 cl.entities[i].state_current = defaultstate;
 174         }
 175
 176         if (gamemode == GAME_NEXUIZ)
 177         {
 178                 VectorSet(cl.playerstandmins, -16, -16, -24);
 179                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 180                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 181                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 182         }
 183         else
 184         {
 185                 VectorSet(cl.playerstandmins, -16, -16, -24);
 186                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 187                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 188                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 189         }
 190
 191         // disable until we get textures for it
 192         R_ResetSkyBox();
 193
 194         ent = &cl.entities[0];
 195         // entire entity array was cleared, so just fill in a few fields
 196         ent->state_current.active = true;
 197         ent->render.model = cl.worldmodel = NULL; // no world model yet
 198         ent->render.alpha = 1;
 199         ent->render.colormap = -1; // no special coloring
 200         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
 201         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
 202         CL_UpdateRenderEntity(&ent->render);
 203
 204         // noclip is turned off at start
 205         noclip_anglehack = false;
 206
 207         // mark all frames invalid for delta
 208         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
 209
 210         // set bestweapon data back to Quake data
 211         IN_BestWeapon_ResetData();
 212
 213         CL_Screen_NewMap();
 214 }
 215
 216 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet)
 217 {
 218         int i;
 219         qboolean fail = false;
 220         if (!allowstarkey && key[0] == '*')
 221                 fail = true;
 222         if (!allowmodel && (!strcasecmp(key, "pmodel") || !strcasecmp(key, "emodel")))
 223                 fail = true;
 224         for (i = 0;key[i];i++)
 225                 if (key[i] <= ' ' || key[i] == '\"')
 226                         fail = true;
 227         for (i = 0;value[i];i++)
 228                 if (value[i] == '\r' || value[i] == '\n' || value[i] == '\"')
 229                         fail = true;
 230         if (fail)
 231         {
 232                 if (!quiet)
 233                         Con_Printf("Can't setinfo \"%s\" \"%s\"\n", key, value);
 234                 return;
 235         }
 236         InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), key, value);
 237         if (cls.state == ca_connected && cls.netcon)
 238         {
 239                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 240                 {
 241                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 242                         MSG_WriteString(&cls.netcon->message, va("setinfo \"%s\" \"%s\"", key, value));
 243                 }
 244                 else if (!strcasecmp(key, "name"))
 245                 {
 246                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 247                         MSG_WriteString(&cls.netcon->message, va("name \"%s\"", value));
 248                 }
 249                 else if (!strcasecmp(key, "playermodel"))
 250                 {
 251                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 252                         MSG_WriteString(&cls.netcon->message, va("playermodel \"%s\"", value));
 253                 }
 254                 else if (!strcasecmp(key, "playerskin"))
 255                 {
 256                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 257                         MSG_WriteString(&cls.netcon->message, va("playerskin \"%s\"", value));
 258                 }
 259                 else if (!strcasecmp(key, "topcolor"))
 260                 {
 261                         // don't send anything, the combined color code will be updated manually
 262                 }
 263                 else if (!strcasecmp(key, "bottomcolor"))
 264                 {
 265                         // don't send anything, the combined color code will be updated manually
 266                 }
 267                 else if (!strcasecmp(key, "rate"))
 268                 {
 269                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 270                         MSG_WriteString(&cls.netcon->message, va("rate \"%s\"", value));
 271                 }
 272         }
 273 }
 274
 275 void CL_ExpandEntities(int num)
 276 {
 277         int i, oldmaxentities;
 278         entity_t *oldentities;
 279         if (num >= cl.max_entities)
 280         {
 281                 if (!cl.entities)
 282                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
 283                 if (num >= MAX_EDICTS)
 284                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 285                 oldmaxentities = cl.max_entities;
 286                 oldentities = cl.entities;
 287                 cl.max_entities = (num & ~255) + 256;
 288                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 289                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
 290                 Mem_Free(oldentities);
 291                 for (i = oldmaxentities;i < cl.max_entities;i++)
 292                 {
 293                         cl.entities[i].state_baseline = defaultstate;
 294                         cl.entities[i].state_previous = defaultstate;
 295                         cl.entities[i].state_current = defaultstate;
 296                 }
 297         }
 298 }
 299
 300 void CL_VM_ShutDown (void);
 301 /*
 302 =====================
 303 CL_Disconnect
 304
 305 Sends a disconnect message to the server
 306 This is also called on Host_Error, so it shouldn't cause any errors
 307 =====================
 308 */
 309 void CL_Disconnect(void)
 310 {
 311         if (cls.state == ca_dedicated)
 312                 return;
 313
 314         Curl_Clear_forthismap();
 315
 316         Con_DPrintf("CL_Disconnect\n");
 317
 318         CL_VM_ShutDown();
 319 // stop sounds (especially looping!)
 320         S_StopAllSounds ();
 321
 322         cl.parsingtextexpectingpingforscores = 0; // just in case no reply has come yet
 323
 324         // clear contents blends
 325         cl.cshifts[0].percent = 0;
 326         cl.cshifts[1].percent = 0;
 327         cl.cshifts[2].percent = 0;
 328         cl.cshifts[3].percent = 0;
 329
 330         cl.worldmodel = NULL;
 331
 332         CL_Parse_ErrorCleanUp();
 333
 334         if (cls.demoplayback)
 335                 CL_StopPlayback();
 336         else if (cls.netcon)
 337         {
 338                 sizebuf_t buf;
 339                 unsigned char bufdata[8];
 340                 if (cls.demorecording)
 341                         CL_Stop_f();
 342
 343                 // send disconnect message 3 times to improve chances of server
 344                 // receiving it (but it still fails sometimes)
 345                 memset(&buf, 0, sizeof(buf));
 346                 buf.data = bufdata;
 347                 buf.maxsize = sizeof(bufdata);
 348                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 349                 {
 350                         Con_DPrint("Sending drop command\n");
 351                         MSG_WriteByte(&buf, qw_clc_stringcmd);
 352                         MSG_WriteString(&buf, "drop");
 353                 }
 354                 else
 355                 {
 356                         Con_DPrint("Sending clc_disconnect\n");
 357                         MSG_WriteByte(&buf, clc_disconnect);
 358                 }
 359                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 360                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 361                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, false);
 362                 NetConn_Close(cls.netcon);
 363                 cls.netcon = NULL;
 364         }
 365         cls.state = ca_disconnected;
 366
 367         cls.demoplayback = cls.timedemo = false;
 368         cls.signon = 0;
 369 }
 370
 371 void CL_Disconnect_f(void)
 372 {
 373         CL_Disconnect ();
 374         if (sv.active)
 375                 Host_ShutdownServer ();
 376 }
 377
 378
 379
 380
 381 /*
 382 =====================
 383 CL_EstablishConnection
 384
 385 Host should be either "local" or a net address
 386 =====================
 387 */
 388 void CL_EstablishConnection(const char *host)
 389 {
 390         if (cls.state == ca_dedicated)
 391                 return;
 392
 393         // clear menu's connect error message
 394         M_Update_Return_Reason("");
 395         cls.demonum = -1;
 396
 397         // stop demo loop in case this fails
 398         if (cls.demoplayback)
 399                 CL_StopPlayback();
 400
 401         // if downloads are running, cancel their finishing action
 402         Curl_Clear_forthismap();
 403
 404         // make sure the client ports are open before attempting to connect
 405         NetConn_UpdateSockets();
 406
 407         // run a network frame
 408         //NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 409
 410         if (LHNETADDRESS_FromString(&cls.connect_address, host, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
 411         {
 412                 cls.connect_trying = true;
 413                 cls.connect_remainingtries = 3;
 414                 cls.connect_nextsendtime = 0;
 415                 M_Update_Return_Reason("Trying to connect...");
 416                 // run several network frames to jump into the game quickly
 417                 //if (sv.active)
 418                 //{
 419                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 420                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 421                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 422                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 423                 //}
 424         }
 425         else
 426         {
 427                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
 428                 M_Update_Return_Reason("No network");
 429         }
 430 }
 431
 432 /*
 433 ==============
 434 CL_PrintEntities_f
 435 ==============
 436 */
 437 static void CL_PrintEntities_f(void)
 438 {
 439         entity_t *ent;
 440         int i;
 441
 442         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
 443         {
 444                 const char* modelname;
 445
 446                 if (!ent->state_current.active)
 447                         continue;
 448
 449                 if (ent->render.model)
 450                         modelname = ent->render.model->name;
 451                 else
 452                         modelname = "--no model--";
 453                 Con_Printf("%3i: %-25s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, modelname, ent->render.frame2, (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);
 454         }
 455 }
 456
 457 /*
 458 ===============
 459 CL_ModelIndexList_f
 460
 461 List information on all models in the client modelindex
 462 ===============
 463 */
 464 static void CL_ModelIndexList_f(void)
 465 {
 466         int i = 1;
 467
 468         // Print Header
 469         Con_Printf("%3s: %-30s %-8s %-8s\n", "ID", "Name", "Type", "Triangles");
 470
 471         while(cl.model_precache[i] && i != MAX_MODELS)
 472         { // Valid Model
 473                 if(cl.model_precache[i]->loaded || cl.model_precache[i]->isworldmodel)
 474                         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);
 475                 else
 476                         Con_Printf("%3i: %-30s %-30s\n", i, cl.model_precache[i]->name, "--no local model found--");
 477                 i++;
 478         }
 479 }
 480
 481 /*
 482 ===============
 483 CL_SoundIndexList_f
 484
 485 List all sounds in the client soundindex
 486 ===============
 487 */
 488 static void CL_SoundIndexList_f(void)
 489 {
 490         int i = 1;
 491
 492         while(cl.sound_precache[i] && i != MAX_SOUNDS)
 493         { // Valid Sound
 494                 Con_Printf("%i : %s\n", i, cl.sound_precache[i]->name);
 495                 i++;
 496         }
 497 }
 498
 499 //static const vec3_t nomodelmins = {-16, -16, -16};
 500 //static const vec3_t nomodelmaxs = {16, 16, 16};
 501 void CL_UpdateRenderEntity(entity_render_t *ent)
 502 {
 503         vec3_t org;
 504         vec_t scale;
 505         model_t *model = ent->model;
 506         // update the inverse matrix for the renderer
 507         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
 508         // update the animation blend state
 509         R_LerpAnimation(ent);
 510         // we need the matrix origin to center the box
 511         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 512         // update entity->render.scale because the renderer needs it
 513         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
 514         if (model)
 515         {
 516                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
 517 #ifdef MATRIX4x4_OPENGLORIENTATION
 518                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
 519 #else
 520                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 521 #endif
 522                 {
 523                         // pitch or roll
 524                         VectorMA(org, scale, model->rotatedmins, ent->mins);
 525                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
 526                 }
 527 #ifdef MATRIX4x4_OPENGLORIENTATION
 528                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
 529 #else
 530                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 531 #endif
 532                 {
 533                         // yaw
 534                         VectorMA(org, scale, model->yawmins, ent->mins);
 535                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
 536                 }
 537                 else
 538                 {
 539                         VectorMA(org, scale, model->normalmins, ent->mins);
 540                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
 541                 }
 542         }
 543         else
 544         {
 545                 ent->mins[0] = org[0] - 16;
 546                 ent->mins[1] = org[1] - 16;
 547                 ent->mins[2] = org[2] - 16;
 548                 ent->maxs[0] = org[0] + 16;
 549                 ent->maxs[1] = org[1] + 16;
 550                 ent->maxs[2] = org[2] + 16;
 551         }
 552 }
 553
 554 /*
 555 ===============
 556 CL_LerpPoint
 557
 558 Determines the fraction between the last two messages that the objects
 559 should be put at.
 560 ===============
 561 */
 562 static float CL_LerpPoint(void)
 563 {
 564         float f;
 565
 566         if (cl_nettimesyncboundmode.integer == 1)
 567                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 568
 569         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
 570         if (cl.mtime[0] <= cl.mtime[1])
 571         {
 572                 cl.time = cl.mtime[0];
 573                 return 1;
 574         }
 575
 576         f = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
 577         return bound(0, f, 1);
 578 }
 579
 580 void CL_ClearTempEntities (void)
 581 {
 582         cl.num_temp_entities = 0;
 583 }
 584
 585 entity_t *CL_NewTempEntity(void)
 586 {
 587         entity_t *ent;
 588
 589         if (r_refdef.numentities >= r_refdef.maxentities)
 590                 return NULL;
 591         if (cl.num_temp_entities >= cl.max_temp_entities)
 592                 return NULL;
 593         ent = &cl.temp_entities[cl.num_temp_entities++];
 594         memset (ent, 0, sizeof(*ent));
 595         r_refdef.entities[r_refdef.numentities++] = &ent->render;
 596
 597         ent->render.colormap = -1; // no special coloring
 598         ent->render.alpha = 1;
 599         VectorSet(ent->render.colormod, 1, 1, 1);
 600         return ent;
 601 }
 602
 603 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
 604 {
 605         int i;
 606         cl_effect_t *e;
 607         if (!modelindex) // sanity check
 608                 return;
 609         if (framerate < 1)
 610         {
 611                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
 612                 return;
 613         }
 614         if (framecount < 1)
 615         {
 616                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
 617                 return;
 618         }
 619         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 620         {
 621                 if (e->active)
 622                         continue;
 623                 e->active = true;
 624                 VectorCopy(org, e->origin);
 625                 e->modelindex = modelindex;
 626                 e->starttime = cl.time;
 627                 e->startframe = startframe;
 628                 e->endframe = startframe + framecount;
 629                 e->framerate = framerate;
 630
 631                 e->frame = 0;
 632                 e->frame1time = cl.time;
 633                 e->frame2time = cl.time;
 634                 cl.num_effects = max(cl.num_effects, i + 1);
 635                 break;
 636         }
 637 }
 638
 639 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)
 640 {
 641         int i;
 642         dlight_t *dl;
 643
 644         /*
 645 // first look for an exact key match
 646         if (ent)
 647         {
 648                 dl = cl.dlights;
 649                 for (i = 0;i < cl.num_dlights;i++, dl++)
 650                         if (dl->ent == ent)
 651                                 goto dlightsetup;
 652         }
 653         */
 654
 655 // then look for anything else
 656         dl = cl.dlights;
 657         for (i = 0;i < cl.num_dlights;i++, dl++)
 658                 if (!dl->radius)
 659                         goto dlightsetup;
 660         // if we hit the end of the active dlights and found no gaps, add a new one
 661         if (i < MAX_DLIGHTS)
 662         {
 663                 cl.num_dlights = i + 1;
 664                 goto dlightsetup;
 665         }
 666
 667         // unable to find one
 668         return;
 669
 670 dlightsetup:
 671         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 672         memset (dl, 0, sizeof(*dl));
 673         Matrix4x4_Normalize(&dl->matrix, matrix);
 674         dl->ent = ent;
 675         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
 676         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 677         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
 678         dl->radius = radius;
 679         dl->color[0] = red;
 680         dl->color[1] = green;
 681         dl->color[2] = blue;
 682         dl->initialradius = radius;
 683         dl->initialcolor[0] = red;
 684         dl->initialcolor[1] = green;
 685         dl->initialcolor[2] = blue;
 686         dl->decay = decay / radius; // changed decay to be a percentage decrease
 687         dl->intensity = 1; // this is what gets decayed
 688         if (lifetime)
 689                 dl->die = cl.time + lifetime;
 690         else
 691                 dl->die = 0;
 692         if (cubemapnum > 0)
 693                 dpsnprintf(dl->cubemapname, sizeof(dl->cubemapname), "cubemaps/%i", cubemapnum);
 694         else
 695                 dl->cubemapname[0] = 0;
 696         dl->style = style;
 697         dl->shadow = shadowenable;
 698         dl->corona = corona;
 699         dl->flags = flags;
 700         dl->coronasizescale = coronasizescale;
 701         dl->ambientscale = ambientscale;
 702         dl->diffusescale = diffusescale;
 703         dl->specularscale = specularscale;
 704 }
 705
 706 void CL_DecayLightFlashes(void)
 707 {
 708         int i, oldmax;
 709         dlight_t *dl;
 710         float time;
 711
 712         time = bound(0, cl.time - cl.oldtime, 0.1);
 713         oldmax = cl.num_dlights;
 714         cl.num_dlights = 0;
 715         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 716         {
 717                 if (dl->radius)
 718                 {
 719                         dl->intensity -= time * dl->decay;
 720                         if (cl.time < dl->die && dl->intensity > 0)
 721                         {
 722                                 if (cl_dlights_decayradius.integer)
 723                                         dl->radius = dl->initialradius * dl->intensity;
 724                                 else
 725                                         dl->radius = dl->initialradius;
 726                                 if (cl_dlights_decaybrightness.integer)
 727                                         VectorScale(dl->initialcolor, dl->intensity, dl->color);
 728                                 else
 729                                         VectorCopy(dl->initialcolor, dl->color);
 730                                 cl.num_dlights = i + 1;
 731                         }
 732                         else
 733                                 dl->radius = 0;
 734                 }
 735         }
 736 }
 737
 738 // called before entity relinking
 739 void CL_RelinkLightFlashes(void)
 740 {
 741         int i, j, k, l;
 742         dlight_t *dl;
 743         float frac, f;
 744         matrix4x4_t tempmatrix;
 745
 746         if (r_dynamic.integer)
 747         {
 748                 for (i = 0, dl = cl.dlights;i < cl.num_dlights && r_refdef.numlights < MAX_DLIGHTS;i++, dl++)
 749                 {
 750                         if (dl->radius)
 751                         {
 752                                 tempmatrix = dl->matrix;
 753                                 Matrix4x4_Scale(&tempmatrix, dl->radius, 1);
 754                                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, dl->color, dl->style, dl->cubemapname, dl->shadow, dl->corona, dl->coronasizescale, dl->ambientscale, dl->diffusescale, dl->specularscale, dl->flags);
 755                         }
 756                 }
 757         }
 758
 759 // light animations
 760 // 'm' is normal light, 'a' is no light, 'z' is double bright
 761         f = cl.time * 10;
 762         i = (int)floor(f);
 763         frac = f - i;
 764         for (j = 0;j < cl.max_lightstyle;j++)
 765         {
 766                 if (!cl.lightstyle || !cl.lightstyle[j].length)
 767                 {
 768                         r_refdef.rtlightstylevalue[j] = 1;
 769                         r_refdef.lightstylevalue[j] = 256;
 770                         continue;
 771                 }
 772                 k = i % cl.lightstyle[j].length;
 773                 l = (i-1) % cl.lightstyle[j].length;
 774                 k = cl.lightstyle[j].map[k] - 'a';
 775                 l = cl.lightstyle[j].map[l] - 'a';
 776                 // rtlightstylevalue is always interpolated because it has no bad
 777                 // consequences for performance
 778                 // lightstylevalue is subject to a cvar for performance reasons;
 779                 // skipping lightmap updates on most rendered frames substantially
 780                 // improves framerates (but makes light fades look bad)
 781                 r_refdef.rtlightstylevalue[j] = ((k*frac)+(l*(1-frac)))*(22/256.0f);
 782                 r_refdef.lightstylevalue[j] = r_lerplightstyles.integer ? (unsigned short)(((k*frac)+(l*(1-frac)))*22) : k*22;
 783         }
 784 }
 785
 786 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
 787 {
 788         float f;
 789         entity_t *flag;
 790         matrix4x4_t flagmatrix;
 791
 792         // this code taken from QuakeWorld
 793         f = 14;
 794         if (player->render.frame2 >= 29 && player->render.frame2 <= 40)
 795         {
 796                 if (player->render.frame2 >= 29 && player->render.frame2 <= 34)
 797                 { //axpain
 798                         if      (player->render.frame2 == 29) f = f + 2;
 799                         else if (player->render.frame2 == 30) f = f + 8;
 800                         else if (player->render.frame2 == 31) f = f + 12;
 801                         else if (player->render.frame2 == 32) f = f + 11;
 802                         else if (player->render.frame2 == 33) f = f + 10;
 803                         else if (player->render.frame2 == 34) f = f + 4;
 804                 }
 805                 else if (player->render.frame2 >= 35 && player->render.frame2 <= 40)
 806                 { // pain
 807                         if      (player->render.frame2 == 35) f = f + 2;
 808                         else if (player->render.frame2 == 36) f = f + 10;
 809                         else if (player->render.frame2 == 37) f = f + 10;
 810                         else if (player->render.frame2 == 38) f = f + 8;
 811                         else if (player->render.frame2 == 39) f = f + 4;
 812                         else if (player->render.frame2 == 40) f = f + 2;
 813                 }
 814         }
 815         else if (player->render.frame2 >= 103 && player->render.frame2 <= 118)
 816         {
 817                 if      (player->render.frame2 >= 103 && player->render.frame2 <= 104) f = f + 6;  //nailattack
 818                 else if (player->render.frame2 >= 105 && player->render.frame2 <= 106) f = f + 6;  //light
 819                 else if (player->render.frame2 >= 107 && player->render.frame2 <= 112) f = f + 7;  //rocketattack
 820                 else if (player->render.frame2 >= 112 && player->render.frame2 <= 118) f = f + 7;  //shotattack
 821         }
 822         // end of code taken from QuakeWorld
 823
 824         flag = CL_NewTempEntity();
 825         if (!flag)
 826                 return;
 827
 828         flag->render.model = cl.model_precache[cl.qw_modelindex_flag];
 829         flag->render.skinnum = skin;
 830         flag->render.colormap = -1; // no special coloring
 831         flag->render.alpha = 1;
 832         VectorSet(flag->render.colormod, 1, 1, 1);
 833         // attach the flag to the player matrix
 834         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
 835         Matrix4x4_Concat(&flag->render.matrix, &player->render.matrix, &flagmatrix);
 836         CL_UpdateRenderEntity(&flag->render);
 837 }
 838
 839 matrix4x4_t viewmodelmatrix;
 840
 841 static const vec3_t muzzleflashorigin = {18, 0, 0};
 842
 843 extern void V_DriftPitch(void);
 844 extern void V_FadeViewFlashs(void);
 845 extern void V_CalcViewBlend(void);
 846 extern void V_CalcRefdef(void);
 847
 848 // note this is a recursive function, recursionlimit should be 32 or so on the initial call
 849 void CL_UpdateNetworkEntity(entity_t *e, int recursionlimit, qboolean interpolate)
 850 {
 851         const matrix4x4_t *matrix;
 852         matrix4x4_t blendmatrix, tempmatrix, matrix2;
 853         int j, k, l, frame;
 854         float origin[3], angles[3], delta[3], lerp, d;
 855         entity_t *t;
 856         model_t *model;
 857         //entity_persistent_t *p = &e->persistent;
 858         //entity_render_t *r = &e->render;
 859         // skip inactive entities and world
 860         if (!e->state_current.active || e == cl.entities)
 861                 return;
 862         if (recursionlimit < 1)
 863                 return;
 864         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
 865         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
 866         e->render.flags = e->state_current.flags;
 867         e->render.effects = e->state_current.effects;
 868         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
 869         e->render.entitynumber = e - cl.entities;
 870         if (e->state_current.flags & RENDER_COLORMAPPED)
 871         {
 872                 unsigned char *cbcolor;
 873                 e->render.colormap = e->state_current.colormap;
 874                 cbcolor = palette_rgb_pantscolormap[e->render.colormap & 0xF];
 875                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 876                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 877                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 878                 cbcolor = palette_rgb_shirtcolormap[(e->render.colormap & 0xF0) >> 4];
 879                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 880                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 881                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 882         }
 883         else if (e->state_current.colormap && cl.scores != NULL && e->state_current.colormap <= cl.maxclients)
 884         {
 885                 unsigned char *cbcolor;
 886                 e->render.colormap = cl.scores[e->state_current.colormap - 1].colors; // color it
 887                 cbcolor = palette_rgb_pantscolormap[e->render.colormap & 0xF];
 888                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 889                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 890                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 891                 cbcolor = palette_rgb_shirtcolormap[(e->render.colormap & 0xF0) >> 4];
 892                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 893                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 894                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 895         }
 896         else
 897         {
 898                 e->render.colormap = -1; // no special coloring
 899                 VectorClear(e->render.colormap_pantscolor);
 900                 VectorClear(e->render.colormap_shirtcolor);
 901         }
 902         e->render.skinnum = e->state_current.skin;
 903         if (e->state_current.tagentity)
 904         {
 905                 // attached entity (gun held in player model's hand, etc)
 906                 // if the tag entity is currently impossible, skip it
 907                 if (e->state_current.tagentity >= cl.num_entities)
 908                         return;
 909                 t = cl.entities + e->state_current.tagentity;
 910                 // if the tag entity is inactive, skip it
 911                 if (!t->state_current.active)
 912                         return;
 913                 // update the parent first
 914                 CL_UpdateNetworkEntity(t, recursionlimit - 1, interpolate);
 915                 // make relative to the entity
 916                 matrix = &t->render.matrix;
 917                 // some properties of the tag entity carry over
 918                 e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
 919                 // if a valid tagindex is used, make it relative to that tag instead
 920                 // FIXME: use a model function to get tag info (need to handle skeletal)
 921                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
 922                 {
 923                         // blend the matrices
 924                         memset(&blendmatrix, 0, sizeof(blendmatrix));
 925                         for (j = 0;j < 4 && t->render.frameblend[j].lerp > 0;j++)
 926                         {
 927                                 matrix4x4_t tagmatrix;
 928                                 Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].frame, e->state_current.tagindex - 1, &tagmatrix);
 929                                 d = t->render.frameblend[j].lerp;
 930                                 for (l = 0;l < 4;l++)
 931                                         for (k = 0;k < 4;k++)
 932                                                 blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
 933                         }
 934                         // concat the tag matrices onto the entity matrix
 935                         Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
 936                         // use the constructed tag matrix
 937                         matrix = &tempmatrix;
 938                 }
 939         }
 940         else if (e->render.flags & RENDER_VIEWMODEL)
 941         {
 942                 // view-relative entity (guns and such)
 943                 if (e->render.effects & EF_NOGUNBOB)
 944                         matrix = &r_view.matrix; // really attached to view
 945                 else
 946                         matrix = &viewmodelmatrix; // attached to gun bob matrix
 947         }
 948         else
 949         {
 950                 // world-relative entity (the normal kind)
 951                 matrix = &identitymatrix;
 952         }
 953
 954         // movement lerp
 955         // if it's the predicted player entity, update according to client movement
 956         // but don't lerp if going through a teleporter as it causes a bad lerp
 957         // also don't use the predicted location if fixangle was set on both of
 958         // the most recent server messages, as that cause means you are spectating
 959         // someone or watching a cutscene of some sort
 960         if (cl_nolerp.integer || cls.timedemo)
 961                 interpolate = false;
 962         if (e == cl.entities + cl.playerentity && cl.movement_predicted && (!cl.fixangle[1] || !cl.fixangle[0]))
 963         {
 964                 lerp = (cl.time - cl.movement_time[2]) / (cl.movement_time[0] - cl.movement_time[1]);
 965                 lerp = bound(0, lerp, 1);
 966                 if (!interpolate)
 967                         lerp = 1;
 968                 VectorLerp(cl.movement_oldorigin, lerp, cl.movement_origin, origin);
 969                 VectorSet(angles, 0, cl.viewangles[1], 0);
 970         }
 971         else if (interpolate && e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
 972         {
 973                 // interpolate the origin and angles
 974                 lerp = max(0, lerp);
 975                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
 976                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
 977                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
 978                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
 979                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
 980                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
 981         }
 982         else
 983         {
 984                 // no interpolation
 985                 VectorCopy(e->persistent.neworigin, origin);
 986                 VectorCopy(e->persistent.newangles, angles);
 987         }
 988
 989         // model setup and some modelflags
 990         frame = e->state_current.frame;
 991         if (e->state_current.modelindex < MAX_MODELS)
 992                 e->render.model = cl.model_precache[e->state_current.modelindex];
 993         else
 994                 e->render.model = NULL;
 995         if (e->render.model)
 996         {
 997                 if (e->render.skinnum >= e->render.model->numskins)
 998                         e->render.skinnum = 0;
 999                 if (frame >= e->render.model->numframes)
1000                         frame = 0;
1001                 // models can set flags such as EF_ROCKET
1002                 // this 0xFF800000 mask is EF_NOMODELFLAGS plus all the higher EF_ flags such as EF_ROCKET
1003                 if (!(e->render.effects & 0xFF800000))
1004                         e->render.effects |= e->render.model->effects;
1005                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1006                 if (e->render.model->type == mod_alias)
1007                         angles[0] = -angles[0];
1008                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
1009                         VectorScale(e->render.colormod, 2, e->render.colormod);
1010         }
1011         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1012         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1013                 angles[0] = -angles[0];
1014
1015         if ((e->render.effects & EF_ROTATE) && !(e->render.flags & RENDER_VIEWMODEL))
1016         {
1017                 angles[1] = ANGLEMOD(100*cl.time);
1018                 if (cl_itembobheight.value)
1019                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
1020         }
1021
1022         // animation lerp
1023         if (e->render.frame2 == frame)
1024         {
1025                 // update frame lerp fraction
1026                 e->render.framelerp = 1;
1027                 if (e->render.frame2time > e->render.frame1time)
1028                 {
1029                         // make sure frame lerp won't last longer than 100ms
1030                         // (this mainly helps with models that use framegroups and
1031                         // switch between them infrequently)
1032                         e->render.framelerp = (cl.time - e->render.frame2time) / min(e->render.frame2time - e->render.frame1time, 0.1);
1033                         e->render.framelerp = bound(0, e->render.framelerp, 1);
1034                 }
1035         }
1036         else
1037         {
1038                 // begin a new frame lerp
1039                 e->render.frame1 = e->render.frame2;
1040                 e->render.frame1time = e->render.frame2time;
1041                 e->render.frame2 = frame;
1042                 e->render.frame2time = cl.time;
1043                 e->render.framelerp = 0;
1044         }
1045
1046         // set up the render matrix
1047         if (matrix)
1048         {
1049                 // attached entity, this requires a matrix multiply (concat)
1050                 // FIXME: e->render.scale should go away
1051                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1052                 // concat the matrices to make the entity relative to its tag
1053                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
1054                 // get the origin from the new matrix
1055                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1056         }
1057         else
1058         {
1059                 // unattached entities are faster to process
1060                 Matrix4x4_CreateFromQuakeEntity(&e->render.matrix, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1061         }
1062
1063         // make the other useful stuff
1064         CL_UpdateRenderEntity(&e->render);
1065
1066         // tenebrae's sprites are all additive mode (weird)
1067         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1068                 e->render.effects |= EF_ADDITIVE;
1069         // player model is only shown with chase_active on
1070         if (e->state_current.number == cl.viewentity)
1071                 e->render.flags |= RENDER_EXTERIORMODEL;
1072         // either fullbright or lit
1073         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1074                 e->render.flags |= RENDER_LIGHT;
1075         // hide player shadow during intermission or nehahra movie
1076         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
1077          && (e->render.alpha >= 1)
1078          && !(e->render.flags & RENDER_VIEWMODEL)
1079          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1080                 e->render.flags |= RENDER_SHADOW;
1081         if (e->render.flags & RENDER_VIEWMODEL)
1082                 e->render.flags |= RENDER_NOSELFSHADOW;
1083 }
1084
1085 // creates light and trails from an entity
1086 void CL_UpdateNetworkEntityTrail(entity_t *e)
1087 {
1088         effectnameindex_t trailtype;
1089         vec3_t origin;
1090
1091         // bmodels are treated specially since their origin is usually '0 0 0' and
1092         // their actual geometry is far from '0 0 0'
1093         if (e->render.model && e->render.model->soundfromcenter)
1094         {
1095                 vec3_t o;
1096                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1097                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1098         }
1099         else
1100                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1101
1102         // handle particle trails and such effects now that we know where this
1103         // entity is in the world...
1104         trailtype = EFFECT_NONE;
1105         // LordHavoc: if the entity has no effects, don't check each
1106         if (e->render.effects & (EF_BRIGHTFIELD | EF_FLAME | EF_STARDUST))
1107         {
1108                 if (e->render.effects & EF_BRIGHTFIELD)
1109                 {
1110                         if (gamemode == GAME_NEXUIZ)
1111                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1112                         else
1113                                 CL_EntityParticles(e);
1114                 }
1115                 if (e->render.effects & EF_FLAME)
1116                         CL_ParticleTrail(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1117                 if (e->render.effects & EF_STARDUST)
1118                         CL_ParticleTrail(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1119         }
1120         if (e->render.internaleffects & (INTEF_FLAG1QW | INTEF_FLAG2QW))
1121         {
1122                 // these are only set on player entities
1123                 CL_AddQWCTFFlagModel(e, (e->render.internaleffects & INTEF_FLAG2QW) != 0);
1124         }
1125         // muzzleflash fades over time
1126         if (e->persistent.muzzleflash > 0)
1127                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1128         // LordHavoc: if the entity has no effects, don't check each
1129         if (e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1130         {
1131                 if (e->render.effects & EF_GIB)
1132                         trailtype = EFFECT_TR_BLOOD;
1133                 else if (e->render.effects & EF_ZOMGIB)
1134                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1135                 else if (e->render.effects & EF_TRACER)
1136                         trailtype = EFFECT_TR_WIZSPIKE;
1137                 else if (e->render.effects & EF_TRACER2)
1138                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1139                 else if (e->render.effects & EF_ROCKET)
1140                         trailtype = EFFECT_TR_ROCKET;
1141                 else if (e->render.effects & EF_GRENADE)
1142                 {
1143                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1144                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1145                 }
1146                 else if (e->render.effects & EF_TRACER3)
1147                         trailtype = EFFECT_TR_VORESPIKE;
1148         }
1149         // do trails
1150         if (e->render.flags & RENDER_GLOWTRAIL)
1151                 trailtype = EFFECT_TR_GLOWTRAIL;
1152         // check if a trail is allowed (it is not after a teleport for example)
1153         if (trailtype && e->persistent.trail_allowed)
1154         {
1155                 float len;
1156                 vec3_t vel;
1157                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1158                 len = e->state_current.time - e->state_previous.time;
1159                 if (len > 0)
1160                         len = 1.0f / len;
1161                 VectorScale(vel, len, vel);
1162                 CL_ParticleTrail(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor, false, true);
1163         }
1164         // now that the entity has survived one trail update it is allowed to
1165         // leave a real trail on later frames
1166         e->persistent.trail_allowed = true;
1167         VectorCopy(origin, e->persistent.trail_origin);
1168 }
1169
1170
1171 /*
1172 ===============
1173 CL_UpdateViewEntities
1174 ===============
1175 */
1176 void CL_UpdateViewEntities(void)
1177 {
1178         int i;
1179         // update any RENDER_VIEWMODEL entities to use the new view matrix
1180         for (i = 1;i < cl.num_entities;i++)
1181         {
1182                 if (cl.entities_active[i])
1183                 {
1184                         entity_t *ent = cl.entities + i;
1185                         if ((ent->render.flags & RENDER_VIEWMODEL) || ent->state_current.tagentity)
1186                                 CL_UpdateNetworkEntity(ent, 32, true);
1187                 }
1188         }
1189         // and of course the engine viewmodel needs updating as well
1190         CL_UpdateNetworkEntity(&cl.viewent, 32, true);
1191 }
1192
1193 /*
1194 ===============
1195 CL_UpdateNetworkCollisionEntities
1196 ===============
1197 */
1198 void CL_UpdateNetworkCollisionEntities(void)
1199 {
1200         entity_t *ent;
1201         int i;
1202
1203         // start on the entity after the world
1204         cl.num_brushmodel_entities = 0;
1205         for (i = cl.maxclients + 1;i < cl.num_entities;i++)
1206         {
1207                 if (cl.entities_active[i])
1208                 {
1209                         ent = cl.entities + i;
1210                         if (ent->state_current.active && ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->TraceBox)
1211                         {
1212                                 // do not interpolate the bmodels for this
1213                                 CL_UpdateNetworkEntity(ent, 32, false);
1214                                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = i;
1215                         }
1216                 }
1217         }
1218 }
1219
1220 /*
1221 ===============
1222 CL_UpdateNetworkEntities
1223 ===============
1224 */
1225 void CL_UpdateNetworkEntities(void)
1226 {
1227         entity_t *ent;
1228         int i;
1229
1230         // start on the entity after the world
1231         for (i = 1;i < cl.num_entities;i++)
1232         {
1233                 if (cl.entities_active[i])
1234                 {
1235                         ent = cl.entities + i;
1236                         if (ent->state_current.active)
1237                         {
1238                                 CL_UpdateNetworkEntity(ent, 32, true);
1239                                 // view models should never create light/trails
1240                                 if (!(ent->render.flags & RENDER_VIEWMODEL))
1241                                         CL_UpdateNetworkEntityTrail(ent);
1242                         }
1243                         else
1244                                 cl.entities_active[i] = false;
1245                 }
1246         }
1247 }
1248
1249 void CL_UpdateViewModel(void)
1250 {
1251         entity_t *ent;
1252         ent = &cl.viewent;
1253         ent->state_previous = ent->state_current;
1254         ent->state_current = defaultstate;
1255         ent->state_current.time = cl.time;
1256         ent->state_current.number = -1;
1257         ent->state_current.active = true;
1258         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1259         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1260         ent->state_current.flags = RENDER_VIEWMODEL;
1261         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1262                 ent->state_current.modelindex = 0;
1263         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1264         {
1265                 if (gamemode == GAME_TRANSFUSION)
1266                         ent->state_current.alpha = 128;
1267                 else
1268                         ent->state_current.modelindex = 0;
1269         }
1270         ent->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
1271         ent->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_FULLBRIGHT | EF_NODEPTHTEST | EF_NOGUNBOB));
1272
1273         // reset animation interpolation on weaponmodel if model changed
1274         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1275         {
1276                 ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1277                 ent->render.frame1time = ent->render.frame2time = cl.time;
1278                 ent->render.framelerp = 1;
1279         }
1280         CL_UpdateNetworkEntity(ent, 32, true);
1281 }
1282
1283 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1284 void CL_LinkNetworkEntity(entity_t *e)
1285 {
1286         effectnameindex_t trailtype;
1287         vec3_t origin;
1288         vec3_t dlightcolor;
1289         vec_t dlightradius;
1290
1291         // skip inactive entities and world
1292         if (!e->state_current.active || e == cl.entities)
1293                 return;
1294         if (e->state_current.tagentity)
1295         {
1296                 // if the tag entity is currently impossible, skip it
1297                 if (e->state_current.tagentity >= cl.num_entities)
1298                         return;
1299                 // if the tag entity is inactive, skip it
1300                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1301                         return;
1302         }
1303
1304         // create entity dlights associated with this entity
1305         if (e->render.model && e->render.model->soundfromcenter)
1306         {
1307                 // bmodels are treated specially since their origin is usually '0 0 0'
1308                 vec3_t o;
1309                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1310                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1311         }
1312         else
1313                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1314         trailtype = EFFECT_NONE;
1315         dlightradius = 0;
1316         dlightcolor[0] = 0;
1317         dlightcolor[1] = 0;
1318         dlightcolor[2] = 0;
1319         // LordHavoc: if the entity has no effects, don't check each
1320         if (e->render.effects & (EF_BRIGHTFIELD | EF_DIMLIGHT | EF_BRIGHTLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1321         {
1322                 if (e->render.effects & EF_BRIGHTFIELD)
1323                 {
1324                         if (gamemode == GAME_NEXUIZ)
1325                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1326                 }
1327                 if (e->render.effects & EF_DIMLIGHT)
1328                 {
1329                         dlightradius = max(dlightradius, 200);
1330                         dlightcolor[0] += 1.50f;
1331                         dlightcolor[1] += 1.50f;
1332                         dlightcolor[2] += 1.50f;
1333                 }
1334                 if (e->render.effects & EF_BRIGHTLIGHT)
1335                 {
1336                         dlightradius = max(dlightradius, 400);
1337                         dlightcolor[0] += 3.00f;
1338                         dlightcolor[1] += 3.00f;
1339                         dlightcolor[2] += 3.00f;
1340                 }
1341                 // LordHavoc: more effects
1342                 if (e->render.effects & EF_RED) // red
1343                 {
1344                         dlightradius = max(dlightradius, 200);
1345                         dlightcolor[0] += 1.50f;
1346                         dlightcolor[1] += 0.15f;
1347                         dlightcolor[2] += 0.15f;
1348                 }
1349                 if (e->render.effects & EF_BLUE) // blue
1350                 {
1351                         dlightradius = max(dlightradius, 200);
1352                         dlightcolor[0] += 0.15f;
1353                         dlightcolor[1] += 0.15f;
1354                         dlightcolor[2] += 1.50f;
1355                 }
1356                 if (e->render.effects & EF_FLAME)
1357                         CL_ParticleTrail(EFFECT_EF_FLAME, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1358                 if (e->render.effects & EF_STARDUST)
1359                         CL_ParticleTrail(EFFECT_EF_STARDUST, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1360         }
1361         // muzzleflash fades over time, and is offset a bit
1362         if (e->persistent.muzzleflash > 0 && r_refdef.numlights < MAX_DLIGHTS)
1363         {
1364                 vec3_t v2;
1365                 vec3_t color;
1366                 trace_t trace;
1367                 matrix4x4_t tempmatrix;
1368                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1369                 trace = CL_Move(origin, vec3_origin, vec3_origin, v2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, NULL, false);
1370                 Matrix4x4_Normalize(&tempmatrix, &e->render.matrix);
1371                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1372                 Matrix4x4_Scale(&tempmatrix, 150, 1);
1373                 VectorSet(color, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f);
1374                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, color, -1, NULL, true, 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1375         }
1376         // LordHavoc: if the model has no flags, don't check each
1377         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1378         {
1379                 if (e->render.effects & EF_GIB)
1380                         trailtype = EFFECT_TR_BLOOD;
1381                 else if (e->render.effects & EF_ZOMGIB)
1382                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1383                 else if (e->render.effects & EF_TRACER)
1384                         trailtype = EFFECT_TR_WIZSPIKE;
1385                 else if (e->render.effects & EF_TRACER2)
1386                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1387                 else if (e->render.effects & EF_ROCKET)
1388                         trailtype = EFFECT_TR_ROCKET;
1389                 else if (e->render.effects & EF_GRENADE)
1390                 {
1391                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1392                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1393                 }
1394                 else if (e->render.effects & EF_TRACER3)
1395                         trailtype = EFFECT_TR_VORESPIKE;
1396         }
1397         // LordHavoc: customizable glow
1398         if (e->state_current.glowsize)
1399         {
1400                 // * 4 for the expansion from 0-255 to 0-1023 range,
1401                 // / 255 to scale down byte colors
1402                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1403                 VectorMA(dlightcolor, (1.0f / 255.0f), palette_rgb[e->state_current.glowcolor], dlightcolor);
1404         }
1405         // make the glow dlight
1406         if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL) && r_refdef.numlights < MAX_DLIGHTS)
1407         {
1408                 matrix4x4_t dlightmatrix;
1409                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1410                 // hack to make glowing player light shine on their gun
1411                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1412                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1413                 Matrix4x4_Scale(&dlightmatrix, dlightradius, 1);
1414                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &dlightmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1415         }
1416         // custom rtlight
1417         if ((e->state_current.lightpflags & PFLAGS_FULLDYNAMIC) && r_refdef.numlights < MAX_DLIGHTS)
1418         {
1419                 matrix4x4_t dlightmatrix;
1420                 float light[4];
1421                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1422                 light[3] = e->state_current.light[3];
1423                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1424                         VectorSet(light, 1, 1, 1);
1425                 if (light[3] == 0)
1426                         light[3] = 350;
1427                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1428                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1429                 Matrix4x4_Scale(&dlightmatrix, light[3], 1);
1430                 R_RTLight_Update(&r_refdef.lights[r_refdef.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);
1431         }
1432         // do trail light
1433         if (e->render.flags & RENDER_GLOWTRAIL)
1434                 trailtype = EFFECT_TR_GLOWTRAIL;
1435         if (trailtype)
1436                 CL_ParticleTrail(trailtype, 0, origin, origin, vec3_origin, vec3_origin, NULL, e->state_current.glowcolor, true, false);
1437
1438         // don't show viewmodels in certain situations
1439         if (e->render.flags & RENDER_VIEWMODEL)
1440                 if (!r_drawviewmodel.integer || chase_active.integer || r_refdef.envmap)
1441                         return;
1442         // don't show entities with no modelindex (note: this still shows
1443         // entities which have a modelindex that resolved to a NULL model)
1444         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.numentities < r_refdef.maxentities)
1445                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1446         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1447         //      Matrix4x4_Print(&e->render.matrix);
1448 }
1449
1450 void CL_RelinkWorld(void)
1451 {
1452         entity_t *ent = &cl.entities[0];
1453         // FIXME: this should be done at load
1454         ent->render.matrix = identitymatrix;
1455         CL_UpdateRenderEntity(&ent->render);
1456         ent->render.flags = RENDER_SHADOW;
1457         if (!r_fullbright.integer)
1458                 ent->render.flags |= RENDER_LIGHT;
1459         VectorSet(ent->render.colormod, 1, 1, 1);
1460         r_refdef.worldentity = &ent->render;
1461         r_refdef.worldmodel = cl.worldmodel;
1462 }
1463
1464 static void CL_RelinkStaticEntities(void)
1465 {
1466         int i;
1467         entity_t *e;
1468         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++, e++)
1469         {
1470                 e->render.flags = 0;
1471                 // if the model was not loaded when the static entity was created we
1472                 // need to re-fetch the model pointer
1473                 e->render.model = cl.model_precache[e->state_baseline.modelindex];
1474                 CL_UpdateRenderEntity(&e->render);
1475                 // either fullbright or lit
1476                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1477                         e->render.flags |= RENDER_LIGHT;
1478                 // hide player shadow during intermission or nehahra movie
1479                 if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (e->render.alpha >= 1))
1480                         e->render.flags |= RENDER_SHADOW;
1481                 VectorSet(e->render.colormod, 1, 1, 1);
1482                 R_LerpAnimation(&e->render);
1483                 r_refdef.entities[r_refdef.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_t *ent;
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 && (ent = CL_NewTempEntity()))
1542                         {
1543                                 // interpolation stuff
1544                                 ent->render.frame1 = intframe;
1545                                 ent->render.frame2 = intframe + 1;
1546                                 if (ent->render.frame2 >= e->endframe)
1547                                         ent->render.frame2 = -1; // disappear
1548                                 ent->render.framelerp = frame - intframe;
1549                                 ent->render.frame1time = e->frame1time;
1550                                 ent->render.frame2time = e->frame2time;
1551
1552                                 // normal stuff
1553                                 if(e->modelindex < MAX_MODELS)
1554                                         ent->render.model = cl.model_precache[e->modelindex];
1555                                 else
1556                                         ent->render.model = cl.csqc_model_precache[-(e->modelindex+1)];
1557                                 ent->render.colormap = -1; // no special coloring
1558                                 ent->render.alpha = 1;
1559                                 VectorSet(ent->render.colormod, 1, 1, 1);
1560
1561                                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1562                                 CL_UpdateRenderEntity(&ent->render);
1563                         }
1564                 }
1565         }
1566 }
1567
1568 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1569 {
1570         VectorCopy(b->start, start);
1571         VectorCopy(b->end, end);
1572
1573         // if coming from the player, update the start position
1574         if (b->entity == cl.viewentity)
1575         {
1576                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1577                 {
1578                         // LordHavoc: this is a stupid hack from Quake that makes your
1579                         // lightning appear to come from your waist and cover less of your
1580                         // view
1581                         // in Quake this hack was applied to all players (causing the
1582                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1583                         // only applies to your own lightning, and only in first person
1584                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1585                 }
1586                 if (cl_beams_instantaimhack.integer)
1587                 {
1588                         vec3_t dir, localend;
1589                         vec_t len;
1590                         // LordHavoc: this updates the beam direction to match your
1591                         // viewangles
1592                         VectorSubtract(end, start, dir);
1593                         len = VectorLength(dir);
1594                         VectorNormalize(dir);
1595                         VectorSet(localend, len, 0, 0);
1596                         Matrix4x4_Transform(&r_view.matrix, localend, end);
1597                 }
1598         }
1599 }
1600
1601 void CL_RelinkBeams(void)
1602 {
1603         int i;
1604         beam_t *b;
1605         vec3_t dist, org, start, end;
1606         float d;
1607         entity_t *ent;
1608         double yaw, pitch;
1609         float forward;
1610         matrix4x4_t tempmatrix;
1611
1612         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1613         {
1614                 if (!b->model)
1615                         continue;
1616                 if (b->endtime < cl.time)
1617                 {
1618                         b->model = NULL;
1619                         continue;
1620                 }
1621
1622                 CL_Beam_CalculatePositions(b, start, end);
1623
1624                 if (b->lightning)
1625                 {
1626                         if (cl_beams_lightatend.integer && r_refdef.numlights < MAX_DLIGHTS)
1627                         {
1628                                 // FIXME: create a matrix from the beam start/end orientation
1629                                 vec3_t dlightcolor;
1630                                 VectorSet(dlightcolor, 0.3, 0.7, 1);
1631                                 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, end[0], end[1], end[2], 0, 0, 0, 200);
1632                                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1633                         }
1634                         if (cl_beams_polygons.integer)
1635                                 continue;
1636                 }
1637
1638                 // calculate pitch and yaw
1639                 // (this is similar to the QuakeC builtin function vectoangles)
1640                 VectorSubtract(end, start, dist);
1641                 if (dist[1] == 0 && dist[0] == 0)
1642                 {
1643                         yaw = 0;
1644                         if (dist[2] > 0)
1645                                 pitch = 90;
1646                         else
1647                                 pitch = 270;
1648                 }
1649                 else
1650                 {
1651                         yaw = atan2(dist[1], dist[0]) * 180 / M_PI;
1652                         if (yaw < 0)
1653                                 yaw += 360;
1654
1655                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1656                         pitch = atan2(dist[2], forward) * 180 / M_PI;
1657                         if (pitch < 0)
1658                                 pitch += 360;
1659                 }
1660
1661                 // add new entities for the lightning
1662                 VectorCopy (start, org);
1663                 d = VectorNormalizeLength(dist);
1664                 while (d > 0)
1665                 {
1666                         ent = CL_NewTempEntity ();
1667                         if (!ent)
1668                                 return;
1669                         //VectorCopy (org, ent->render.origin);
1670                         ent->render.model = b->model;
1671                         //ent->render.effects = EF_FULLBRIGHT;
1672                         //ent->render.angles[0] = pitch;
1673                         //ent->render.angles[1] = yaw;
1674                         //ent->render.angles[2] = rand()%360;
1675                         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1676                         CL_UpdateRenderEntity(&ent->render);
1677                         VectorMA(org, 30, dist, org);
1678                         d -= 30;
1679                 }
1680         }
1681
1682         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1683                 cl.num_beams--;
1684 }
1685
1686 static void CL_RelinkQWNails(void)
1687 {
1688         int i;
1689         vec_t *v;
1690         entity_t *ent;
1691
1692         for (i = 0;i < cl.qw_num_nails;i++)
1693         {
1694                 v = cl.qw_nails[i];
1695
1696                 // if we're drawing effects, get a new temp entity
1697                 // (NewTempEntity adds it to the render entities list for us)
1698                 if (!(ent = CL_NewTempEntity()))
1699                         continue;
1700
1701                 // normal stuff
1702                 ent->render.model = cl.model_precache[cl.qw_modelindex_spike];
1703                 ent->render.colormap = -1; // no special coloring
1704                 ent->render.alpha = 1;
1705                 VectorSet(ent->render.colormod, 1, 1, 1);
1706
1707                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1708                 CL_UpdateRenderEntity(&ent->render);
1709         }
1710 }
1711
1712 void CL_LerpPlayer(float frac)
1713 {
1714         int i;
1715
1716         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1717         for (i = 0;i < 3;i++)
1718         {
1719                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1720                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1721                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1722         }
1723
1724         // interpolate the angles if playing a demo or spectating someone
1725         if (cls.demoplayback || cl.fixangle[0])
1726         {
1727                 for (i = 0;i < 3;i++)
1728                 {
1729                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1730                         if (d > 180)
1731                                 d -= 360;
1732                         else if (d < -180)
1733                                 d += 360;
1734                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1735                 }
1736         }
1737 }
1738
1739 void CSQC_RelinkAllEntities (int drawmask)
1740 {
1741         // link stuff
1742         CL_RelinkWorld();
1743         CL_RelinkStaticEntities();
1744         CL_RelinkBeams();
1745         CL_RelinkEffects();
1746
1747         // link stuff
1748         if (drawmask & ENTMASK_ENGINE)
1749         {
1750                 CL_RelinkNetworkEntities();
1751                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
1752                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
1753                 CL_RelinkQWNails();
1754         }
1755
1756         // update view blend
1757         V_CalcViewBlend();
1758 }
1759
1760 /*
1761 ===============
1762 CL_UpdateWorld
1763
1764 Update client game world for a new frame
1765 ===============
1766 */
1767 void CL_UpdateWorld(void)
1768 {
1769         r_refdef.extraupdate = !r_speeds.integer;
1770         r_refdef.numentities = 0;
1771         r_refdef.numlights = 0;
1772         r_view.matrix = identitymatrix;
1773
1774         cl.num_brushmodel_entities = 0;
1775
1776         if (cls.state == ca_connected && cls.signon == SIGNONS)
1777         {
1778                 // prepare for a new frame
1779                 CL_LerpPlayer(CL_LerpPoint());
1780                 CL_DecayLightFlashes();
1781                 CL_ClearTempEntities();
1782                 V_DriftPitch();
1783                 V_FadeViewFlashs();
1784
1785                 // if prediction is enabled we have to update all the collidable
1786                 // network entities before the prediction code can be run
1787                 CL_UpdateNetworkCollisionEntities();
1788
1789                 // now update the player prediction
1790                 CL_ClientMovement_Replay();
1791
1792                 // update the player entity (which may be predicted)
1793                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity, 32, true);
1794
1795                 // now update the view (which depends on that player entity)
1796                 V_CalcRefdef();
1797
1798                 // now update all the network entities and create particle trails
1799                 // (some entities may depend on the view)
1800                 CL_UpdateNetworkEntities();
1801
1802                 // update the engine-based viewmodel
1803                 CL_UpdateViewModel();
1804
1805                 CL_RelinkLightFlashes();
1806                 CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
1807
1808                 // move decals, particles, and any other effects
1809                 CL_MoveDecals();
1810                 CL_MoveParticles();
1811                 R_MoveExplosions();
1812         }
1813
1814         r_refdef.time = cl.time;
1815 }
1816
1817 // LordHavoc: pausedemo command
1818 static void CL_PauseDemo_f (void)
1819 {
1820         cls.demopaused = !cls.demopaused;
1821         if (cls.demopaused)
1822                 Con_Print("Demo paused\n");
1823         else
1824                 Con_Print("Demo unpaused\n");
1825 }
1826
1827 /*
1828 ======================
1829 CL_Fog_f
1830 ======================
1831 */
1832 static void CL_Fog_f (void)
1833 {
1834         if (Cmd_Argc () == 1)
1835         {
1836                 Con_Printf("\"fog\" is \"%f %f %f %f\"\n", r_refdef.fog_density, r_refdef.fog_red, r_refdef.fog_green, r_refdef.fog_blue);
1837                 return;
1838         }
1839         r_refdef.fog_density = atof(Cmd_Argv(1));
1840         r_refdef.fog_red = atof(Cmd_Argv(2));
1841         r_refdef.fog_green = atof(Cmd_Argv(3));
1842         r_refdef.fog_blue = atof(Cmd_Argv(4));
1843 }
1844
1845 /*
1846 ====================
1847 CL_TimeRefresh_f
1848
1849 For program optimization
1850 ====================
1851 */
1852 static void CL_TimeRefresh_f (void)
1853 {
1854         int i;
1855         float timestart, timedelta;
1856
1857         r_refdef.extraupdate = false;
1858
1859         timestart = Sys_DoubleTime();
1860         for (i = 0;i < 128;i++)
1861         {
1862                 Matrix4x4_CreateFromQuakeEntity(&r_view.matrix, r_view.origin[0], r_view.origin[1], r_view.origin[2], 0, i / 128.0 * 360.0, 0, 1);
1863                 CL_UpdateScreen();
1864         }
1865         timedelta = Sys_DoubleTime() - timestart;
1866
1867         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1868 }
1869
1870 void CL_AreaStats_f(void)
1871 {
1872         World_PrintAreaStats(&cl.world, "client");
1873 }
1874
1875 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point)
1876 {
1877         int i;
1878         cl_locnode_t *loc;
1879         cl_locnode_t *best;
1880         vec3_t nearestpoint;
1881         vec_t dist, bestdist;
1882         best = NULL;
1883         bestdist = 0;
1884         for (loc = cl.locnodes;loc;loc = loc->next)
1885         {
1886                 for (i = 0;i < 3;i++)
1887                         nearestpoint[i] = bound(loc->mins[i], point[i], loc->maxs[i]);
1888                 dist = VectorDistance2(nearestpoint, point);
1889                 if (bestdist > dist || !best)
1890                 {
1891                         bestdist = dist;
1892                         best = loc;
1893                         if (bestdist < 1)
1894                                 break;
1895                 }
1896         }
1897         return best;
1898 }
1899
1900 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point)
1901 {
1902         cl_locnode_t *loc;
1903         loc = CL_Locs_FindNearest(point);
1904         if (loc)
1905                 strlcpy(buffer, loc->name, buffersize);
1906         else
1907                 dpsnprintf(buffer, buffersize, "LOC=%.0f:%.0f:%.0f", point[0], point[1], point[2]);
1908 }
1909
1910 void CL_Locs_FreeNode(cl_locnode_t *node)
1911 {
1912         cl_locnode_t **pointer, **next;
1913         for (pointer = &cl.locnodes;*pointer;pointer = next)
1914         {
1915                 next = &(*pointer)->next;
1916                 if (*pointer == node)
1917                 {
1918                         *pointer = node->next;
1919                         Mem_Free(node);
1920                 }
1921         }
1922         Con_Printf("CL_Locs_FreeNode: no such node! (%p)\n", node);
1923 }
1924
1925 void CL_Locs_AddNode(vec3_t mins, vec3_t maxs, const char *name)
1926 {
1927         cl_locnode_t *node, **pointer;
1928         int namelen;
1929         if (!name)
1930                 name = "";
1931         namelen = strlen(name);
1932         node = Mem_Alloc(cls.levelmempool, sizeof(cl_locnode_t) + namelen + 1);
1933         VectorSet(node->mins, min(mins[0], maxs[0]), min(mins[1], maxs[1]), min(mins[2], maxs[2]));
1934         VectorSet(node->maxs, max(mins[0], maxs[0]), max(mins[1], maxs[1]), max(mins[2], maxs[2]));
1935         node->name = (char *)(node + 1);
1936         memcpy(node->name, name, namelen);
1937         node->name[namelen] = 0;
1938         // link it into the tail of the list to preserve the order
1939         for (pointer = &cl.locnodes;*pointer;pointer = &(*pointer)->next)
1940                 ;
1941         *pointer = node;
1942 }
1943
1944 void CL_Locs_Add_f(void)
1945 {
1946         vec3_t mins, maxs;
1947         if (Cmd_Argc() != 5 && Cmd_Argc() != 8)
1948         {
1949                 Con_Printf("usage: %s x y z[ x y z] name\n", Cmd_Argv(0));
1950                 return;
1951         }
1952         mins[0] = atof(Cmd_Argv(1));
1953         mins[1] = atof(Cmd_Argv(2));
1954         mins[2] = atof(Cmd_Argv(3));
1955         if (Cmd_Argc() == 8)
1956         {
1957                 maxs[0] = atof(Cmd_Argv(4));
1958                 maxs[1] = atof(Cmd_Argv(5));
1959                 maxs[2] = atof(Cmd_Argv(6));
1960                 CL_Locs_AddNode(mins, maxs, Cmd_Argv(7));
1961         }
1962         else
1963                 CL_Locs_AddNode(mins, mins, Cmd_Argv(4));
1964 }
1965
1966 void CL_Locs_RemoveNearest_f(void)
1967 {
1968         cl_locnode_t *loc;
1969         loc = CL_Locs_FindNearest(r_view.origin);
1970         if (loc)
1971                 CL_Locs_FreeNode(loc);
1972         else
1973                 Con_Printf("no loc point or box found for your location\n");
1974 }
1975
1976 void CL_Locs_Clear_f(void)
1977 {
1978         while (cl.locnodes)
1979                 CL_Locs_FreeNode(cl.locnodes);
1980 }
1981
1982 void CL_Locs_Save_f(void)
1983 {
1984         cl_locnode_t *loc;
1985         qfile_t *outfile;
1986         char locfilename[MAX_QPATH];
1987         if (!cl.locnodes)
1988         {
1989                 Con_Printf("No loc points/boxes exist!\n");
1990                 return;
1991         }
1992         if (cls.state != ca_connected || !cl.worldmodel)
1993         {
1994                 Con_Printf("No level loaded!\n");
1995                 return;
1996         }
1997         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
1998         strlcat(locfilename, ".loc", sizeof(locfilename));
1999
2000         outfile = FS_Open(locfilename, "w", false, false);
2001         if (!outfile)
2002                 return;
2003         // if any boxes are used then this is a proquake-format loc file, which
2004         // allows comments, so add some relevant information at the start
2005         for (loc = cl.locnodes;loc;loc = loc->next)
2006                 if (!VectorCompare(loc->mins, loc->maxs))
2007                         break;
2008         if (loc)
2009         {
2010                 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);
2011                 for (loc = cl.locnodes;loc;loc = loc->next)
2012                         if (VectorCompare(loc->mins, loc->maxs))
2013                                 break;
2014                 if (loc)
2015                         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");
2016         }
2017         for (loc = cl.locnodes;loc;loc = loc->next)
2018         {
2019                 if (VectorCompare(loc->mins, loc->maxs))
2020                 {
2021                         int len;
2022                         const char *s;
2023                         const char *in = loc->name;
2024                         char name[MAX_INPUTLINE];
2025                         for (len = 0;len < (int)sizeof(name) - 1 && *in;)
2026                         {
2027                                 if (*in == ' ') {s = "$loc_name_separator";in++;}
2028                                 else if (!strncmp(in, "SSG", 3)) {s = "$loc_name_ssg";in += 3;}
2029                                 else if (!strncmp(in, "NG", 2)) {s = "$loc_name_ng";in += 2;}
2030                                 else if (!strncmp(in, "SNG", 3)) {s = "$loc_name_sng";in += 3;}
2031                                 else if (!strncmp(in, "GL", 2)) {s = "$loc_name_gl";in += 2;}
2032                                 else if (!strncmp(in, "RL", 2)) {s = "$loc_name_rl";in += 2;}
2033                                 else if (!strncmp(in, "LG", 2)) {s = "$loc_name_lg";in += 2;}
2034                                 else if (!strncmp(in, "GA", 2)) {s = "$loc_name_ga";in += 2;}
2035                                 else if (!strncmp(in, "YA", 2)) {s = "$loc_name_ya";in += 2;}
2036                                 else if (!strncmp(in, "RA", 2)) {s = "$loc_name_ra";in += 2;}
2037                                 else if (!strncmp(in, "MEGA", 4)) {s = "$loc_name_mh";in += 4;}
2038                                 else s = NULL;
2039                                 if (s)
2040                                 {
2041                                         while (len < (int)sizeof(name) - 1 && *s)
2042                                                 name[len++] = *s++;
2043                                         continue;
2044                                 }
2045                                 name[len++] = *in++;
2046                         }
2047                         name[len] = 0;
2048                         FS_Printf(outfile, "%.0f %.0f %.0f %s\n", loc->mins[0]*8, loc->mins[1]*8, loc->mins[2]*8, name);
2049                 }
2050                 else
2051                         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);
2052         }
2053         FS_Close(outfile);
2054 }
2055
2056 void CL_Locs_Reload_f(void)
2057 {
2058         int i, linenumber, limit, len;
2059         const char *s;
2060         char *filedata, *text, *textend, *linestart, *linetext, *lineend;
2061         fs_offset_t filesize;
2062         vec3_t mins, maxs;
2063         char locfilename[MAX_QPATH];
2064         char name[MAX_INPUTLINE];
2065
2066         if (cls.state != ca_connected || !cl.worldmodel)
2067         {
2068                 Con_Printf("No level loaded!\n");
2069                 return;
2070         }
2071
2072         CL_Locs_Clear_f();
2073
2074         // try maps/something.loc first (LordHavoc: where I think they should be)
2075         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2076         strlcat(locfilename, ".loc", sizeof(locfilename));
2077         filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2078         if (!filedata)
2079         {
2080                 // try proquake name as well (LordHavoc: I hate path mangling)
2081                 FS_StripExtension(va("locs/%s", FS_FileWithoutPath(cl.worldmodel->name)), locfilename, sizeof(locfilename));
2082                 strlcat(locfilename, ".loc", sizeof(locfilename));
2083                 filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2084                 if (!filedata)
2085                         return;
2086         }
2087         text = filedata;
2088         textend = filedata + filesize;
2089         for (linenumber = 1;text < textend;linenumber++)
2090         {
2091                 linestart = text;
2092                 for (;text < textend && *text != '\r' && *text != '\n';text++)
2093                         ;
2094                 lineend = text;
2095                 if (text + 1 < textend && *text == '\r' && text[1] == '\n')
2096                         text++;
2097                 if (text < textend)
2098                         text++;
2099                 // trim trailing whitespace
2100                 while (lineend > linestart && lineend[-1] <= ' ')
2101                         lineend--;
2102                 // trim leading whitespace
2103                 while (linestart < lineend && *linestart <= ' ')
2104                         linestart++;
2105                 // check if this is a comment
2106                 if (linestart + 2 <= lineend && !strncmp(linestart, "//", 2))
2107                         continue;
2108                 linetext = linestart;
2109                 limit = 3;
2110                 for (i = 0;i < limit;i++)
2111                 {
2112                         if (linetext >= lineend)
2113                                 break;
2114                         // note: a missing number is interpreted as 0
2115                         if (i < 3)
2116                                 mins[i] = atof(linetext);
2117                         else
2118                                 maxs[i - 3] = atof(linetext);
2119                         // now advance past the number
2120                         while (linetext < lineend && *linetext > ' ' && *linetext != ',')
2121                                 linetext++;
2122                         // advance through whitespace
2123                         if (linetext < lineend)
2124                         {
2125                                 if (*linetext == ',')
2126                                 {
2127                                         linetext++;
2128                                         limit = 6;
2129                                         // note: comma can be followed by whitespace
2130                                 }
2131                                 if (*linetext <= ' ')
2132                                 {
2133                                         // skip whitespace
2134                                         while (linetext < lineend && *linetext <= ' ')
2135                                                 linetext++;
2136                                 }
2137                         }
2138                 }
2139                 // if this is a quoted name, remove the quotes
2140                 if (i == 6)
2141                 {
2142                         if (linetext >= lineend || *linetext != '"')
2143                                 continue; // proquake location names are always quoted
2144                         lineend--;
2145                         linetext++;
2146                         len = min(lineend - linetext, (int)sizeof(name) - 1);
2147                         memcpy(name, linetext, len);
2148                         name[len] = 0;
2149                         // add the box to the list
2150                         CL_Locs_AddNode(mins, maxs, name);
2151                 }
2152                 // if a point was parsed, it needs to be scaled down by 8 (since
2153                 // point-based loc files were invented by a proxy which dealt
2154                 // directly with quake protocol coordinates, which are *8), turn
2155                 // it into a box
2156                 else if (i == 3)
2157                 {
2158                         // interpret silly fuhquake macros
2159                         for (len = 0;len < (int)sizeof(name) - 1 && linetext < lineend;)
2160                         {
2161                                 if (*linetext == '$')
2162                                 {
2163                                         if (linetext + 18 <= lineend && !strncmp(linetext, "$loc_name_separator", 19)) {s = " ";linetext += 19;}
2164                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_ssg", 13)) {s = "SSG";linetext += 13;}
2165                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ng", 12)) {s = "NG";linetext += 12;}
2166                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_sng", 13)) {s = "SNG";linetext += 13;}
2167                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_gl", 12)) {s = "GL";linetext += 12;}
2168                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_rl", 12)) {s = "RL";linetext += 12;}
2169                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_lg", 12)) {s = "LG";linetext += 12;}
2170                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ga", 12)) {s = "GA";linetext += 12;}
2171                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ya", 12)) {s = "YA";linetext += 12;}
2172                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ra", 12)) {s = "RA";linetext += 12;}
2173                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_mh", 12)) {s = "MEGA";linetext += 12;}
2174                                         else s = NULL;
2175                                         if (s)
2176                                         {
2177                                                 while (len < (int)sizeof(name) - 1 && *s)
2178                                                         name[len++] = *s++;
2179                                                 continue;
2180                                         }
2181                                 }
2182                                 name[len++] = *linetext++;
2183                         }
2184                         name[len] = 0;
2185                         // add the point to the list
2186                         VectorScale(mins, (1.0 / 8.0), mins);
2187                         CL_Locs_AddNode(mins, mins, name);
2188                 }
2189                 else
2190                         continue;
2191         }
2192 }
2193
2194 /*
2195 ===========
2196 CL_Shutdown
2197 ===========
2198 */
2199 void CL_Shutdown (void)
2200 {
2201         CL_Screen_Shutdown();
2202         CL_Particles_Shutdown();
2203         CL_Parse_Shutdown();
2204
2205         Mem_FreePool (&cls.permanentmempool);
2206         Mem_FreePool (&cls.levelmempool);
2207 }
2208
2209 /*
2210 =================
2211 CL_Init
2212 =================
2213 */
2214 void CL_Init (void)
2215 {
2216         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
2217         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
2218
2219         memset(&r_refdef, 0, sizeof(r_refdef));
2220         // max entities sent to renderer per frame
2221         r_refdef.maxentities = MAX_EDICTS + 256 + 512;
2222         r_refdef.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.maxentities);
2223
2224         CL_InitInput ();
2225
2226 //
2227 // register our commands
2228 //
2229         Cvar_RegisterVariable (&cl_upspeed);
2230         Cvar_RegisterVariable (&cl_forwardspeed);
2231         Cvar_RegisterVariable (&cl_backspeed);
2232         Cvar_RegisterVariable (&cl_sidespeed);
2233         Cvar_RegisterVariable (&cl_movespeedkey);
2234         Cvar_RegisterVariable (&cl_yawspeed);
2235         Cvar_RegisterVariable (&cl_pitchspeed);
2236         Cvar_RegisterVariable (&cl_anglespeedkey);
2237         Cvar_RegisterVariable (&cl_shownet);
2238         Cvar_RegisterVariable (&cl_nolerp);
2239         Cvar_RegisterVariable (&lookspring);
2240         Cvar_RegisterVariable (&lookstrafe);
2241         Cvar_RegisterVariable (&sensitivity);
2242         Cvar_RegisterVariable (&freelook);
2243
2244         Cvar_RegisterVariable (&m_pitch);
2245         Cvar_RegisterVariable (&m_yaw);
2246         Cvar_RegisterVariable (&m_forward);
2247         Cvar_RegisterVariable (&m_side);
2248
2249         Cvar_RegisterVariable (&cl_itembobspeed);
2250         Cvar_RegisterVariable (&cl_itembobheight);
2251
2252         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
2253         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
2254         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
2255         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
2256         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
2257         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
2258
2259         // Support Client-side Model Index List
2260         Cmd_AddCommand ("cl_modelindexlist", CL_ModelIndexList_f, "list information on all models in the client modelindex");
2261         // Support Client-side Sound Index List
2262         Cmd_AddCommand ("cl_soundindexlist", CL_SoundIndexList_f, "list all sounds in the client soundindex");
2263
2264         Cvar_RegisterVariable (&cl_autodemo);
2265         Cvar_RegisterVariable (&cl_autodemo_nameformat);
2266
2267         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue)");
2268
2269         // LordHavoc: added pausedemo
2270         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)");
2271
2272         Cmd_AddCommand ("cl_areastats", CL_AreaStats_f, "prints statistics on entity culling during collision traces");
2273
2274         Cvar_RegisterVariable(&r_draweffects);
2275         Cvar_RegisterVariable(&cl_explosions_alpha_start);
2276         Cvar_RegisterVariable(&cl_explosions_alpha_end);
2277         Cvar_RegisterVariable(&cl_explosions_size_start);
2278         Cvar_RegisterVariable(&cl_explosions_size_end);
2279         Cvar_RegisterVariable(&cl_explosions_lifetime);
2280         Cvar_RegisterVariable(&cl_stainmaps);
2281         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
2282         Cvar_RegisterVariable(&cl_beams_polygons);
2283         Cvar_RegisterVariable(&cl_beams_quakepositionhack);
2284         Cvar_RegisterVariable(&cl_beams_instantaimhack);
2285         Cvar_RegisterVariable(&cl_beams_lightatend);
2286         Cvar_RegisterVariable(&cl_noplayershadow);
2287         Cvar_RegisterVariable(&cl_dlights_decayradius);
2288         Cvar_RegisterVariable(&cl_dlights_decaybrightness);
2289
2290         Cvar_RegisterVariable(&cl_prydoncursor);
2291
2292         Cvar_RegisterVariable(&cl_deathnoviewmodel);
2293
2294         // for QW connections
2295         Cvar_RegisterVariable(&qport);
2296         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
2297
2298         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
2299
2300         Cvar_RegisterVariable(&cl_locs_enable);
2301         Cvar_RegisterVariable(&cl_locs_show);
2302         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)");
2303         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)");
2304         Cmd_AddCommand("locs_clear", CL_Locs_Clear_f, "remove all loc points/boxes");
2305         Cmd_AddCommand("locs_reload", CL_Locs_Reload_f, "reload .loc file for this map");
2306         Cmd_AddCommand("locs_save", CL_Locs_Save_f, "save .loc file for this map containing currently defined points and boxes");
2307
2308         CL_Parse_Init();
2309         CL_Particles_Init();
2310         CL_Screen_Init();
2311
2312         CL_Video_Init();
2313 #ifdef SUPPORT_GECKO
2314         CL_Gecko_Init();
2315 #endif
2316 }
2317
2318
2319