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         cl.sensitivityscale = 1.0f;
 116
 117         // enable rendering of the world and such
 118         cl.csqc_vidvars.drawworld = true;
 119         cl.csqc_vidvars.drawenginesbar = true;
 120         cl.csqc_vidvars.drawcrosshair = true;
 121
 122         // set up the float version of the stats array for easier access to float stats
 123         cl.statsf = (float *)cl.stats;
 124
 125         cl.num_entities = 0;
 126         cl.num_static_entities = 0;
 127         cl.num_temp_entities = 0;
 128         cl.num_brushmodel_entities = 0;
 129
 130         // tweak these if the game runs out
 131         cl.max_entities = 256;
 132         cl.max_static_entities = 256;
 133         cl.max_temp_entities = 512;
 134         cl.max_effects = 256;
 135         cl.max_beams = 256;
 136         cl.max_dlights = MAX_DLIGHTS;
 137         cl.max_lightstyle = MAX_LIGHTSTYLES;
 138         cl.max_brushmodel_entities = MAX_EDICTS;
 139         cl.max_particles = MAX_PARTICLES;
 140         cl.max_decals = MAX_DECALS;
 141         cl.max_showlmps = 0;
 142
 143 // COMMANDLINEOPTION: Client: -particles <number> changes maximum number of particles at once, default 32768
 144         i = COM_CheckParm ("-particles");
 145         if (i && i < com_argc - 1)
 146         {
 147                 cl.max_particles = (int)(atoi(com_argv[i+1]));
 148                 if (cl.max_particles < ABSOLUTE_MIN_PARTICLES)
 149                         cl.max_particles = ABSOLUTE_MIN_PARTICLES;
 150         }
 151
 152         cl.num_dlights = 0;
 153         cl.num_effects = 0;
 154         cl.num_beams = 0;
 155
 156         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 157         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 158         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 159         cl.temp_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_temp_entities * sizeof(entity_t));
 160         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 161         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 162         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 163         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 164         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 165         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 166         cl.decals = (decal_t *) Mem_Alloc(cls.levelmempool, cl.max_decals * sizeof(decal_t));
 167         cl.showlmps = NULL;
 168
 169         // LordHavoc: have to set up the baseline info for alpha and other stuff
 170         for (i = 0;i < cl.max_entities;i++)
 171         {
 172                 cl.entities[i].state_baseline = defaultstate;
 173                 cl.entities[i].state_previous = defaultstate;
 174                 cl.entities[i].state_current = defaultstate;
 175         }
 176
 177         if (gamemode == GAME_NEXUIZ)
 178         {
 179                 VectorSet(cl.playerstandmins, -16, -16, -24);
 180                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 181                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 182                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 183         }
 184         else
 185         {
 186                 VectorSet(cl.playerstandmins, -16, -16, -24);
 187                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 188                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 189                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 190         }
 191
 192         // disable until we get textures for it
 193         R_ResetSkyBox();
 194
 195         ent = &cl.entities[0];
 196         // entire entity array was cleared, so just fill in a few fields
 197         ent->state_current.active = true;
 198         ent->render.model = cl.worldmodel = NULL; // no world model yet
 199         ent->render.alpha = 1;
 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 void CL_UpdateRenderEntity_Lighting(entity_render_t *ent)
 500 {
 501         vec3_t tempdiffusenormal;
 502
 503         // fetch the lighting from the worldmodel data
 504         VectorSet(ent->modellight_ambient, r_ambient.value * (2.0f / 128.0f), r_ambient.value * (2.0f / 128.0f), r_ambient.value * (2.0f / 128.0f));
 505         VectorClear(ent->modellight_diffuse);
 506         VectorClear(tempdiffusenormal);
 507         if ((ent->flags & RENDER_LIGHT) && cl.worldmodel && cl.worldmodel->brush.LightPoint)
 508         {
 509                 vec3_t org;
 510                 Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 511                 cl.worldmodel->brush.LightPoint(cl.worldmodel, org, ent->modellight_ambient, ent->modellight_diffuse, tempdiffusenormal);
 512         }
 513         else // highly rare
 514                 VectorSet(ent->modellight_ambient, 1, 1, 1);
 515
 516         // move the light direction into modelspace coordinates for lighting code
 517         Matrix4x4_Transform3x3(&ent->inversematrix, tempdiffusenormal, ent->modellight_lightdir);
 518         if(VectorLength2(ent->modellight_lightdir) <= 0)
 519                 VectorSet(ent->modellight_lightdir, 0, 0, 1); // have to set SOME valid vector here
 520         VectorNormalize(ent->modellight_lightdir);
 521 }
 522
 523 //static const vec3_t nomodelmins = {-16, -16, -16};
 524 //static const vec3_t nomodelmaxs = {16, 16, 16};
 525 void CL_UpdateRenderEntity(entity_render_t *ent)
 526 {
 527         vec3_t org;
 528         vec_t scale;
 529         model_t *model = ent->model;
 530         // update the inverse matrix for the renderer
 531         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
 532         // update the animation blend state
 533         R_LerpAnimation(ent);
 534         // we need the matrix origin to center the box
 535         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 536         // update entity->render.scale because the renderer needs it
 537         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
 538         if (model)
 539         {
 540                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
 541 #ifdef MATRIX4x4_OPENGLORIENTATION
 542                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
 543 #else
 544                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 545 #endif
 546                 {
 547                         // pitch or roll
 548                         VectorMA(org, scale, model->rotatedmins, ent->mins);
 549                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
 550                 }
 551 #ifdef MATRIX4x4_OPENGLORIENTATION
 552                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
 553 #else
 554                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 555 #endif
 556                 {
 557                         // yaw
 558                         VectorMA(org, scale, model->yawmins, ent->mins);
 559                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
 560                 }
 561                 else
 562                 {
 563                         VectorMA(org, scale, model->normalmins, ent->mins);
 564                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
 565                 }
 566         }
 567         else
 568         {
 569                 ent->mins[0] = org[0] - 16;
 570                 ent->mins[1] = org[1] - 16;
 571                 ent->mins[2] = org[2] - 16;
 572                 ent->maxs[0] = org[0] + 16;
 573                 ent->maxs[1] = org[1] + 16;
 574                 ent->maxs[2] = org[2] + 16;
 575         }
 576         CL_UpdateRenderEntity_Lighting(ent);
 577 }
 578
 579 /*
 580 ===============
 581 CL_LerpPoint
 582
 583 Determines the fraction between the last two messages that the objects
 584 should be put at.
 585 ===============
 586 */
 587 static float CL_LerpPoint(void)
 588 {
 589         float f;
 590
 591         if (cl_nettimesyncboundmode.integer == 1)
 592                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 593
 594         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
 595         if (cl.mtime[0] <= cl.mtime[1])
 596         {
 597                 cl.time = cl.mtime[0];
 598                 return 1;
 599         }
 600
 601         f = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
 602         return bound(0, f, 1);
 603 }
 604
 605 void CL_ClearTempEntities (void)
 606 {
 607         cl.num_temp_entities = 0;
 608 }
 609
 610 entity_t *CL_NewTempEntity(void)
 611 {
 612         entity_t *ent;
 613
 614         if (r_refdef.numentities >= r_refdef.maxentities)
 615                 return NULL;
 616         if (cl.num_temp_entities >= cl.max_temp_entities)
 617                 return NULL;
 618         ent = &cl.temp_entities[cl.num_temp_entities++];
 619         memset (ent, 0, sizeof(*ent));
 620         r_refdef.entities[r_refdef.numentities++] = &ent->render;
 621
 622         ent->render.alpha = 1;
 623         VectorSet(ent->render.colormod, 1, 1, 1);
 624         return ent;
 625 }
 626
 627 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
 628 {
 629         int i;
 630         cl_effect_t *e;
 631         if (!modelindex) // sanity check
 632                 return;
 633         if (framerate < 1)
 634         {
 635                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
 636                 return;
 637         }
 638         if (framecount < 1)
 639         {
 640                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
 641                 return;
 642         }
 643         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 644         {
 645                 if (e->active)
 646                         continue;
 647                 e->active = true;
 648                 VectorCopy(org, e->origin);
 649                 e->modelindex = modelindex;
 650                 e->starttime = cl.time;
 651                 e->startframe = startframe;
 652                 e->endframe = startframe + framecount;
 653                 e->framerate = framerate;
 654
 655                 e->frame = 0;
 656                 e->frame1time = cl.time;
 657                 e->frame2time = cl.time;
 658                 cl.num_effects = max(cl.num_effects, i + 1);
 659                 break;
 660         }
 661 }
 662
 663 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)
 664 {
 665         int i;
 666         dlight_t *dl;
 667
 668         /*
 669 // first look for an exact key match
 670         if (ent)
 671         {
 672                 dl = cl.dlights;
 673                 for (i = 0;i < cl.num_dlights;i++, dl++)
 674                         if (dl->ent == ent)
 675                                 goto dlightsetup;
 676         }
 677         */
 678
 679 // then look for anything else
 680         dl = cl.dlights;
 681         for (i = 0;i < cl.num_dlights;i++, dl++)
 682                 if (!dl->radius)
 683                         goto dlightsetup;
 684         // if we hit the end of the active dlights and found no gaps, add a new one
 685         if (i < MAX_DLIGHTS)
 686         {
 687                 cl.num_dlights = i + 1;
 688                 goto dlightsetup;
 689         }
 690
 691         // unable to find one
 692         return;
 693
 694 dlightsetup:
 695         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 696         memset (dl, 0, sizeof(*dl));
 697         Matrix4x4_Normalize(&dl->matrix, matrix);
 698         dl->ent = ent;
 699         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
 700         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 701         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
 702         dl->radius = radius;
 703         dl->color[0] = red;
 704         dl->color[1] = green;
 705         dl->color[2] = blue;
 706         dl->initialradius = radius;
 707         dl->initialcolor[0] = red;
 708         dl->initialcolor[1] = green;
 709         dl->initialcolor[2] = blue;
 710         dl->decay = decay / radius; // changed decay to be a percentage decrease
 711         dl->intensity = 1; // this is what gets decayed
 712         if (lifetime)
 713                 dl->die = cl.time + lifetime;
 714         else
 715                 dl->die = 0;
 716         if (cubemapnum > 0)
 717                 dpsnprintf(dl->cubemapname, sizeof(dl->cubemapname), "cubemaps/%i", cubemapnum);
 718         else
 719                 dl->cubemapname[0] = 0;
 720         dl->style = style;
 721         dl->shadow = shadowenable;
 722         dl->corona = corona;
 723         dl->flags = flags;
 724         dl->coronasizescale = coronasizescale;
 725         dl->ambientscale = ambientscale;
 726         dl->diffusescale = diffusescale;
 727         dl->specularscale = specularscale;
 728 }
 729
 730 void CL_DecayLightFlashes(void)
 731 {
 732         int i, oldmax;
 733         dlight_t *dl;
 734         float time;
 735
 736         time = bound(0, cl.time - cl.oldtime, 0.1);
 737         oldmax = cl.num_dlights;
 738         cl.num_dlights = 0;
 739         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 740         {
 741                 if (dl->radius)
 742                 {
 743                         dl->intensity -= time * dl->decay;
 744                         if (cl.time < dl->die && dl->intensity > 0)
 745                         {
 746                                 if (cl_dlights_decayradius.integer)
 747                                         dl->radius = dl->initialradius * dl->intensity;
 748                                 else
 749                                         dl->radius = dl->initialradius;
 750                                 if (cl_dlights_decaybrightness.integer)
 751                                         VectorScale(dl->initialcolor, dl->intensity, dl->color);
 752                                 else
 753                                         VectorCopy(dl->initialcolor, dl->color);
 754                                 cl.num_dlights = i + 1;
 755                         }
 756                         else
 757                                 dl->radius = 0;
 758                 }
 759         }
 760 }
 761
 762 // called before entity relinking
 763 void CL_RelinkLightFlashes(void)
 764 {
 765         int i, j, k, l;
 766         dlight_t *dl;
 767         float frac, f;
 768         matrix4x4_t tempmatrix;
 769
 770         if (r_dynamic.integer)
 771         {
 772                 for (i = 0, dl = cl.dlights;i < cl.num_dlights && r_refdef.numlights < MAX_DLIGHTS;i++, dl++)
 773                 {
 774                         if (dl->radius)
 775                         {
 776                                 tempmatrix = dl->matrix;
 777                                 Matrix4x4_Scale(&tempmatrix, dl->radius, 1);
 778                                 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);
 779                         }
 780                 }
 781         }
 782
 783 // light animations
 784 // 'm' is normal light, 'a' is no light, 'z' is double bright
 785         f = cl.time * 10;
 786         i = (int)floor(f);
 787         frac = f - i;
 788         for (j = 0;j < cl.max_lightstyle;j++)
 789         {
 790                 if (!cl.lightstyle || !cl.lightstyle[j].length)
 791                 {
 792                         r_refdef.rtlightstylevalue[j] = 1;
 793                         r_refdef.lightstylevalue[j] = 256;
 794                         continue;
 795                 }
 796                 k = i % cl.lightstyle[j].length;
 797                 l = (i-1) % cl.lightstyle[j].length;
 798                 k = cl.lightstyle[j].map[k] - 'a';
 799                 l = cl.lightstyle[j].map[l] - 'a';
 800                 // rtlightstylevalue is always interpolated because it has no bad
 801                 // consequences for performance
 802                 // lightstylevalue is subject to a cvar for performance reasons;
 803                 // skipping lightmap updates on most rendered frames substantially
 804                 // improves framerates (but makes light fades look bad)
 805                 r_refdef.rtlightstylevalue[j] = ((k*frac)+(l*(1-frac)))*(22/256.0f);
 806                 r_refdef.lightstylevalue[j] = r_lerplightstyles.integer ? (unsigned short)(((k*frac)+(l*(1-frac)))*22) : k*22;
 807         }
 808 }
 809
 810 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
 811 {
 812         float f;
 813         entity_t *flag;
 814         matrix4x4_t flagmatrix;
 815
 816         // this code taken from QuakeWorld
 817         f = 14;
 818         if (player->render.frame2 >= 29 && player->render.frame2 <= 40)
 819         {
 820                 if (player->render.frame2 >= 29 && player->render.frame2 <= 34)
 821                 { //axpain
 822                         if      (player->render.frame2 == 29) f = f + 2;
 823                         else if (player->render.frame2 == 30) f = f + 8;
 824                         else if (player->render.frame2 == 31) f = f + 12;
 825                         else if (player->render.frame2 == 32) f = f + 11;
 826                         else if (player->render.frame2 == 33) f = f + 10;
 827                         else if (player->render.frame2 == 34) f = f + 4;
 828                 }
 829                 else if (player->render.frame2 >= 35 && player->render.frame2 <= 40)
 830                 { // pain
 831                         if      (player->render.frame2 == 35) f = f + 2;
 832                         else if (player->render.frame2 == 36) f = f + 10;
 833                         else if (player->render.frame2 == 37) f = f + 10;
 834                         else if (player->render.frame2 == 38) f = f + 8;
 835                         else if (player->render.frame2 == 39) f = f + 4;
 836                         else if (player->render.frame2 == 40) f = f + 2;
 837                 }
 838         }
 839         else if (player->render.frame2 >= 103 && player->render.frame2 <= 118)
 840         {
 841                 if      (player->render.frame2 >= 103 && player->render.frame2 <= 104) f = f + 6;  //nailattack
 842                 else if (player->render.frame2 >= 105 && player->render.frame2 <= 106) f = f + 6;  //light
 843                 else if (player->render.frame2 >= 107 && player->render.frame2 <= 112) f = f + 7;  //rocketattack
 844                 else if (player->render.frame2 >= 112 && player->render.frame2 <= 118) f = f + 7;  //shotattack
 845         }
 846         // end of code taken from QuakeWorld
 847
 848         flag = CL_NewTempEntity();
 849         if (!flag)
 850                 return;
 851
 852         flag->render.model = cl.model_precache[cl.qw_modelindex_flag];
 853         flag->render.skinnum = skin;
 854         flag->render.alpha = 1;
 855         VectorSet(flag->render.colormod, 1, 1, 1);
 856         // attach the flag to the player matrix
 857         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
 858         Matrix4x4_Concat(&flag->render.matrix, &player->render.matrix, &flagmatrix);
 859         CL_UpdateRenderEntity(&flag->render);
 860 }
 861
 862 matrix4x4_t viewmodelmatrix;
 863
 864 static const vec3_t muzzleflashorigin = {18, 0, 0};
 865
 866 extern void V_DriftPitch(void);
 867 extern void V_FadeViewFlashs(void);
 868 extern void V_CalcViewBlend(void);
 869 extern void V_CalcRefdef(void);
 870
 871 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap)
 872 {
 873         const unsigned char *cbcolor;
 874         if (colormap >= 0)
 875         {
 876                 cbcolor = palette_rgb_pantscolormap[colormap & 0xF];
 877                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_pantscolor);
 878                 cbcolor = palette_rgb_shirtcolormap[(colormap & 0xF0) >> 4];
 879                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_shirtcolor);
 880         }
 881         else
 882         {
 883                 VectorClear(ent->colormap_pantscolor);
 884                 VectorClear(ent->colormap_shirtcolor);
 885         }
 886 }
 887
 888 // note this is a recursive function, recursionlimit should be 32 or so on the initial call
 889 void CL_UpdateNetworkEntity(entity_t *e, int recursionlimit, qboolean interpolate)
 890 {
 891         const matrix4x4_t *matrix;
 892         matrix4x4_t blendmatrix, tempmatrix, matrix2;
 893         int j, k, l, frame;
 894         float origin[3], angles[3], delta[3], lerp, d;
 895         entity_t *t;
 896         model_t *model;
 897         //entity_persistent_t *p = &e->persistent;
 898         //entity_render_t *r = &e->render;
 899         // skip inactive entities and world
 900         if (!e->state_current.active || e == cl.entities)
 901                 return;
 902         if (recursionlimit < 1)
 903                 return;
 904         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
 905         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
 906         e->render.flags = e->state_current.flags;
 907         e->render.effects = e->state_current.effects;
 908         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
 909         e->render.entitynumber = e - cl.entities;
 910         if (e->state_current.flags & RENDER_COLORMAPPED)
 911                 CL_SetEntityColormapColors(&e->render, e->state_current.colormap);
 912         else if (e->state_current.colormap > 0 && e->state_current.colormap <= cl.maxclients && cl.scores != NULL)
 913                 CL_SetEntityColormapColors(&e->render, cl.scores[e->state_current.colormap-1].colors);
 914         else
 915                 CL_SetEntityColormapColors(&e->render, -1);
 916         e->render.skinnum = e->state_current.skin;
 917         if (e->state_current.tagentity)
 918         {
 919                 // attached entity (gun held in player model's hand, etc)
 920                 // if the tag entity is currently impossible, skip it
 921                 if (e->state_current.tagentity >= cl.num_entities)
 922                         return;
 923                 t = cl.entities + e->state_current.tagentity;
 924                 // if the tag entity is inactive, skip it
 925                 if (!t->state_current.active)
 926                         return;
 927                 // update the parent first
 928                 CL_UpdateNetworkEntity(t, recursionlimit - 1, interpolate);
 929                 // make relative to the entity
 930                 matrix = &t->render.matrix;
 931                 // some properties of the tag entity carry over
 932                 e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
 933                 // if a valid tagindex is used, make it relative to that tag instead
 934                 // FIXME: use a model function to get tag info (need to handle skeletal)
 935                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
 936                 {
 937                         // blend the matrices
 938                         memset(&blendmatrix, 0, sizeof(blendmatrix));
 939                         for (j = 0;j < 4 && t->render.frameblend[j].lerp > 0;j++)
 940                         {
 941                                 matrix4x4_t tagmatrix;
 942                                 Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].frame, e->state_current.tagindex - 1, &tagmatrix);
 943                                 d = t->render.frameblend[j].lerp;
 944                                 for (l = 0;l < 4;l++)
 945                                         for (k = 0;k < 4;k++)
 946                                                 blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
 947                         }
 948                         // concat the tag matrices onto the entity matrix
 949                         Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
 950                         // use the constructed tag matrix
 951                         matrix = &tempmatrix;
 952                 }
 953         }
 954         else if (e->render.flags & RENDER_VIEWMODEL)
 955         {
 956                 // view-relative entity (guns and such)
 957                 if (e->render.effects & EF_NOGUNBOB)
 958                         matrix = &r_view.matrix; // really attached to view
 959                 else
 960                         matrix = &viewmodelmatrix; // attached to gun bob matrix
 961         }
 962         else
 963         {
 964                 // world-relative entity (the normal kind)
 965                 matrix = &identitymatrix;
 966         }
 967
 968         // movement lerp
 969         // if it's the predicted player entity, update according to client movement
 970         // but don't lerp if going through a teleporter as it causes a bad lerp
 971         // also don't use the predicted location if fixangle was set on both of
 972         // the most recent server messages, as that cause means you are spectating
 973         // someone or watching a cutscene of some sort
 974         if (cl_nolerp.integer || cls.timedemo)
 975                 interpolate = false;
 976         if (e == cl.entities + cl.playerentity && cl.movement_predicted && (!cl.fixangle[1] || !cl.fixangle[0]))
 977         {
 978                 lerp = (cl.time - cl.movement_time[2]) / (cl.movement_time[0] - cl.movement_time[1]);
 979                 lerp = bound(0, lerp, 1);
 980                 if (!interpolate)
 981                         lerp = 1;
 982                 VectorLerp(cl.movement_oldorigin, lerp, cl.movement_origin, origin);
 983                 VectorSet(angles, 0, cl.viewangles[1], 0);
 984         }
 985         else if (interpolate && e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
 986         {
 987                 // interpolate the origin and angles
 988                 lerp = max(0, lerp);
 989                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
 990                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
 991                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
 992                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
 993                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
 994                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
 995         }
 996         else
 997         {
 998                 // no interpolation
 999                 VectorCopy(e->persistent.neworigin, origin);
1000                 VectorCopy(e->persistent.newangles, angles);
1001         }
1002
1003         // model setup and some modelflags
1004         frame = e->state_current.frame;
1005         if (e->state_current.modelindex < MAX_MODELS)
1006                 e->render.model = cl.model_precache[e->state_current.modelindex];
1007         else
1008                 e->render.model = NULL;
1009         if (e->render.model)
1010         {
1011                 if (e->render.skinnum >= e->render.model->numskins)
1012                         e->render.skinnum = 0;
1013                 if (frame >= e->render.model->numframes)
1014                         frame = 0;
1015                 // models can set flags such as EF_ROCKET
1016                 // this 0xFF800000 mask is EF_NOMODELFLAGS plus all the higher EF_ flags such as EF_ROCKET
1017                 if (!(e->render.effects & 0xFF800000))
1018                         e->render.effects |= e->render.model->effects;
1019                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1020                 if (e->render.model->type == mod_alias)
1021                         angles[0] = -angles[0];
1022                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
1023                         VectorScale(e->render.colormod, 2, e->render.colormod);
1024         }
1025         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1026         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1027                 angles[0] = -angles[0];
1028
1029         if ((e->render.effects & EF_ROTATE) && !(e->render.flags & RENDER_VIEWMODEL))
1030         {
1031                 angles[1] = ANGLEMOD(100*cl.time);
1032                 if (cl_itembobheight.value)
1033                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
1034         }
1035
1036         // animation lerp
1037         if (e->render.frame2 == frame)
1038         {
1039                 // update frame lerp fraction
1040                 e->render.framelerp = 1;
1041                 if (e->render.frame2time > e->render.frame1time)
1042                 {
1043                         // make sure frame lerp won't last longer than 100ms
1044                         // (this mainly helps with models that use framegroups and
1045                         // switch between them infrequently)
1046                         e->render.framelerp = (cl.time - e->render.frame2time) / min(e->render.frame2time - e->render.frame1time, 0.1);
1047                         e->render.framelerp = bound(0, e->render.framelerp, 1);
1048                 }
1049         }
1050         else
1051         {
1052                 // begin a new frame lerp
1053                 e->render.frame1 = e->render.frame2;
1054                 e->render.frame1time = e->render.frame2time;
1055                 e->render.frame2 = frame;
1056                 e->render.frame2time = cl.time;
1057                 e->render.framelerp = 0;
1058         }
1059
1060         // set up the render matrix
1061         if (matrix)
1062         {
1063                 // attached entity, this requires a matrix multiply (concat)
1064                 // FIXME: e->render.scale should go away
1065                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1066                 // concat the matrices to make the entity relative to its tag
1067                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
1068                 // get the origin from the new matrix
1069                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1070         }
1071         else
1072         {
1073                 // unattached entities are faster to process
1074                 Matrix4x4_CreateFromQuakeEntity(&e->render.matrix, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1075         }
1076
1077         // tenebrae's sprites are all additive mode (weird)
1078         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1079                 e->render.effects |= EF_ADDITIVE;
1080         // player model is only shown with chase_active on
1081         if (e->state_current.number == cl.viewentity)
1082                 e->render.flags |= RENDER_EXTERIORMODEL;
1083         // either fullbright or lit
1084         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1085                 e->render.flags |= RENDER_LIGHT;
1086         // hide player shadow during intermission or nehahra movie
1087         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
1088          && (e->render.alpha >= 1)
1089          && !(e->render.flags & RENDER_VIEWMODEL)
1090          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1091                 e->render.flags |= RENDER_SHADOW;
1092         if (e->render.flags & RENDER_VIEWMODEL)
1093                 e->render.flags |= RENDER_NOSELFSHADOW;
1094
1095         // make the other useful stuff
1096         CL_UpdateRenderEntity(&e->render);
1097 }
1098
1099 // creates light and trails from an entity
1100 void CL_UpdateNetworkEntityTrail(entity_t *e)
1101 {
1102         effectnameindex_t trailtype;
1103         vec3_t origin;
1104
1105         // bmodels are treated specially since their origin is usually '0 0 0' and
1106         // their actual geometry is far from '0 0 0'
1107         if (e->render.model && e->render.model->soundfromcenter)
1108         {
1109                 vec3_t o;
1110                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1111                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1112         }
1113         else
1114                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1115
1116         // handle particle trails and such effects now that we know where this
1117         // entity is in the world...
1118         trailtype = EFFECT_NONE;
1119         // LordHavoc: if the entity has no effects, don't check each
1120         if (e->render.effects & (EF_BRIGHTFIELD | EF_FLAME | EF_STARDUST))
1121         {
1122                 if (e->render.effects & EF_BRIGHTFIELD)
1123                 {
1124                         if (gamemode == GAME_NEXUIZ)
1125                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1126                         else
1127                                 CL_EntityParticles(e);
1128                 }
1129                 if (e->render.effects & EF_FLAME)
1130                         CL_ParticleTrail(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1131                 if (e->render.effects & EF_STARDUST)
1132                         CL_ParticleTrail(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1133         }
1134         if (e->render.internaleffects & (INTEF_FLAG1QW | INTEF_FLAG2QW))
1135         {
1136                 // these are only set on player entities
1137                 CL_AddQWCTFFlagModel(e, (e->render.internaleffects & INTEF_FLAG2QW) != 0);
1138         }
1139         // muzzleflash fades over time
1140         if (e->persistent.muzzleflash > 0)
1141                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1142         // LordHavoc: if the entity has no effects, don't check each
1143         if (e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1144         {
1145                 if (e->render.effects & EF_GIB)
1146                         trailtype = EFFECT_TR_BLOOD;
1147                 else if (e->render.effects & EF_ZOMGIB)
1148                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1149                 else if (e->render.effects & EF_TRACER)
1150                         trailtype = EFFECT_TR_WIZSPIKE;
1151                 else if (e->render.effects & EF_TRACER2)
1152                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1153                 else if (e->render.effects & EF_ROCKET)
1154                         trailtype = EFFECT_TR_ROCKET;
1155                 else if (e->render.effects & EF_GRENADE)
1156                 {
1157                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1158                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1159                 }
1160                 else if (e->render.effects & EF_TRACER3)
1161                         trailtype = EFFECT_TR_VORESPIKE;
1162         }
1163         // do trails
1164         if (e->render.flags & RENDER_GLOWTRAIL)
1165                 trailtype = EFFECT_TR_GLOWTRAIL;
1166         // check if a trail is allowed (it is not after a teleport for example)
1167         if (trailtype && e->persistent.trail_allowed)
1168         {
1169                 float len;
1170                 vec3_t vel;
1171                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1172                 len = e->state_current.time - e->state_previous.time;
1173                 if (len > 0)
1174                         len = 1.0f / len;
1175                 VectorScale(vel, len, vel);
1176                 CL_ParticleTrail(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor, false, true);
1177         }
1178         // now that the entity has survived one trail update it is allowed to
1179         // leave a real trail on later frames
1180         e->persistent.trail_allowed = true;
1181         VectorCopy(origin, e->persistent.trail_origin);
1182 }
1183
1184
1185 /*
1186 ===============
1187 CL_UpdateViewEntities
1188 ===============
1189 */
1190 void CL_UpdateViewEntities(void)
1191 {
1192         int i;
1193         // update any RENDER_VIEWMODEL entities to use the new view matrix
1194         for (i = 1;i < cl.num_entities;i++)
1195         {
1196                 if (cl.entities_active[i])
1197                 {
1198                         entity_t *ent = cl.entities + i;
1199                         if ((ent->render.flags & RENDER_VIEWMODEL) || ent->state_current.tagentity)
1200                                 CL_UpdateNetworkEntity(ent, 32, true);
1201                 }
1202         }
1203         // and of course the engine viewmodel needs updating as well
1204         CL_UpdateNetworkEntity(&cl.viewent, 32, true);
1205 }
1206
1207 /*
1208 ===============
1209 CL_UpdateNetworkCollisionEntities
1210 ===============
1211 */
1212 void CL_UpdateNetworkCollisionEntities(void)
1213 {
1214         entity_t *ent;
1215         int i;
1216
1217         // start on the entity after the world
1218         cl.num_brushmodel_entities = 0;
1219         for (i = cl.maxclients + 1;i < cl.num_entities;i++)
1220         {
1221                 if (cl.entities_active[i])
1222                 {
1223                         ent = cl.entities + i;
1224                         if (ent->state_current.active && ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->TraceBox)
1225                         {
1226                                 // do not interpolate the bmodels for this
1227                                 CL_UpdateNetworkEntity(ent, 32, false);
1228                                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = i;
1229                         }
1230                 }
1231         }
1232 }
1233
1234 /*
1235 ===============
1236 CL_UpdateNetworkEntities
1237 ===============
1238 */
1239 void CL_UpdateNetworkEntities(void)
1240 {
1241         entity_t *ent;
1242         int i;
1243
1244         // start on the entity after the world
1245         for (i = 1;i < cl.num_entities;i++)
1246         {
1247                 if (cl.entities_active[i])
1248                 {
1249                         ent = cl.entities + i;
1250                         if (ent->state_current.active)
1251                         {
1252                                 CL_UpdateNetworkEntity(ent, 32, true);
1253                                 // view models should never create light/trails
1254                                 if (!(ent->render.flags & RENDER_VIEWMODEL))
1255                                         CL_UpdateNetworkEntityTrail(ent);
1256                         }
1257                         else
1258                                 cl.entities_active[i] = false;
1259                 }
1260         }
1261 }
1262
1263 void CL_UpdateViewModel(void)
1264 {
1265         entity_t *ent;
1266         ent = &cl.viewent;
1267         ent->state_previous = ent->state_current;
1268         ent->state_current = defaultstate;
1269         ent->state_current.time = cl.time;
1270         ent->state_current.number = -1;
1271         ent->state_current.active = true;
1272         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1273         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1274         ent->state_current.flags = RENDER_VIEWMODEL;
1275         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1276                 ent->state_current.modelindex = 0;
1277         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1278         {
1279                 if (gamemode == GAME_TRANSFUSION)
1280                         ent->state_current.alpha = 128;
1281                 else
1282                         ent->state_current.modelindex = 0;
1283         }
1284         ent->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
1285         ent->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_FULLBRIGHT | EF_NODEPTHTEST | EF_NOGUNBOB));
1286
1287         // reset animation interpolation on weaponmodel if model changed
1288         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1289         {
1290                 ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1291                 ent->render.frame1time = ent->render.frame2time = cl.time;
1292                 ent->render.framelerp = 1;
1293         }
1294         CL_UpdateNetworkEntity(ent, 32, true);
1295 }
1296
1297 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1298 void CL_LinkNetworkEntity(entity_t *e)
1299 {
1300         effectnameindex_t trailtype;
1301         vec3_t origin;
1302         vec3_t dlightcolor;
1303         vec_t dlightradius;
1304
1305         // skip inactive entities and world
1306         if (!e->state_current.active || e == cl.entities)
1307                 return;
1308         if (e->state_current.tagentity)
1309         {
1310                 // if the tag entity is currently impossible, skip it
1311                 if (e->state_current.tagentity >= cl.num_entities)
1312                         return;
1313                 // if the tag entity is inactive, skip it
1314                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1315                         return;
1316         }
1317
1318         // create entity dlights associated with this entity
1319         if (e->render.model && e->render.model->soundfromcenter)
1320         {
1321                 // bmodels are treated specially since their origin is usually '0 0 0'
1322                 vec3_t o;
1323                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1324                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1325         }
1326         else
1327                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1328         trailtype = EFFECT_NONE;
1329         dlightradius = 0;
1330         dlightcolor[0] = 0;
1331         dlightcolor[1] = 0;
1332         dlightcolor[2] = 0;
1333         // LordHavoc: if the entity has no effects, don't check each
1334         if (e->render.effects & (EF_BRIGHTFIELD | EF_DIMLIGHT | EF_BRIGHTLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1335         {
1336                 if (e->render.effects & EF_BRIGHTFIELD)
1337                 {
1338                         if (gamemode == GAME_NEXUIZ)
1339                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1340                 }
1341                 if (e->render.effects & EF_DIMLIGHT)
1342                 {
1343                         dlightradius = max(dlightradius, 200);
1344                         dlightcolor[0] += 1.50f;
1345                         dlightcolor[1] += 1.50f;
1346                         dlightcolor[2] += 1.50f;
1347                 }
1348                 if (e->render.effects & EF_BRIGHTLIGHT)
1349                 {
1350                         dlightradius = max(dlightradius, 400);
1351                         dlightcolor[0] += 3.00f;
1352                         dlightcolor[1] += 3.00f;
1353                         dlightcolor[2] += 3.00f;
1354                 }
1355                 // LordHavoc: more effects
1356                 if (e->render.effects & EF_RED) // red
1357                 {
1358                         dlightradius = max(dlightradius, 200);
1359                         dlightcolor[0] += 1.50f;
1360                         dlightcolor[1] += 0.15f;
1361                         dlightcolor[2] += 0.15f;
1362                 }
1363                 if (e->render.effects & EF_BLUE) // blue
1364                 {
1365                         dlightradius = max(dlightradius, 200);
1366                         dlightcolor[0] += 0.15f;
1367                         dlightcolor[1] += 0.15f;
1368                         dlightcolor[2] += 1.50f;
1369                 }
1370                 if (e->render.effects & EF_FLAME)
1371                         CL_ParticleTrail(EFFECT_EF_FLAME, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1372                 if (e->render.effects & EF_STARDUST)
1373                         CL_ParticleTrail(EFFECT_EF_STARDUST, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1374         }
1375         // muzzleflash fades over time, and is offset a bit
1376         if (e->persistent.muzzleflash > 0 && r_refdef.numlights < MAX_DLIGHTS)
1377         {
1378                 vec3_t v2;
1379                 vec3_t color;
1380                 trace_t trace;
1381                 matrix4x4_t tempmatrix;
1382                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1383                 trace = CL_Move(origin, vec3_origin, vec3_origin, v2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, NULL, false);
1384                 Matrix4x4_Normalize(&tempmatrix, &e->render.matrix);
1385                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1386                 Matrix4x4_Scale(&tempmatrix, 150, 1);
1387                 VectorSet(color, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f);
1388                 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);
1389         }
1390         // LordHavoc: if the model has no flags, don't check each
1391         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1392         {
1393                 if (e->render.effects & EF_GIB)
1394                         trailtype = EFFECT_TR_BLOOD;
1395                 else if (e->render.effects & EF_ZOMGIB)
1396                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1397                 else if (e->render.effects & EF_TRACER)
1398                         trailtype = EFFECT_TR_WIZSPIKE;
1399                 else if (e->render.effects & EF_TRACER2)
1400                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1401                 else if (e->render.effects & EF_ROCKET)
1402                         trailtype = EFFECT_TR_ROCKET;
1403                 else if (e->render.effects & EF_GRENADE)
1404                 {
1405                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1406                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1407                 }
1408                 else if (e->render.effects & EF_TRACER3)
1409                         trailtype = EFFECT_TR_VORESPIKE;
1410         }
1411         // LordHavoc: customizable glow
1412         if (e->state_current.glowsize)
1413         {
1414                 // * 4 for the expansion from 0-255 to 0-1023 range,
1415                 // / 255 to scale down byte colors
1416                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1417                 VectorMA(dlightcolor, (1.0f / 255.0f), palette_rgb[e->state_current.glowcolor], dlightcolor);
1418         }
1419         // make the glow dlight
1420         if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL) && r_refdef.numlights < MAX_DLIGHTS)
1421         {
1422                 matrix4x4_t dlightmatrix;
1423                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1424                 // hack to make glowing player light shine on their gun
1425                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1426                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1427                 Matrix4x4_Scale(&dlightmatrix, dlightradius, 1);
1428                 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);
1429         }
1430         // custom rtlight
1431         if ((e->state_current.lightpflags & PFLAGS_FULLDYNAMIC) && r_refdef.numlights < MAX_DLIGHTS)
1432         {
1433                 matrix4x4_t dlightmatrix;
1434                 float light[4];
1435                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1436                 light[3] = e->state_current.light[3];
1437                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1438                         VectorSet(light, 1, 1, 1);
1439                 if (light[3] == 0)
1440                         light[3] = 350;
1441                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1442                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1443                 Matrix4x4_Scale(&dlightmatrix, light[3], 1);
1444                 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);
1445         }
1446         // do trail light
1447         if (e->render.flags & RENDER_GLOWTRAIL)
1448                 trailtype = EFFECT_TR_GLOWTRAIL;
1449         if (trailtype)
1450                 CL_ParticleTrail(trailtype, 0, origin, origin, vec3_origin, vec3_origin, NULL, e->state_current.glowcolor, true, false);
1451
1452         // don't show viewmodels in certain situations
1453         if (e->render.flags & RENDER_VIEWMODEL)
1454                 if (!r_drawviewmodel.integer || chase_active.integer || r_refdef.envmap)
1455                         return;
1456         // don't show entities with no modelindex (note: this still shows
1457         // entities which have a modelindex that resolved to a NULL model)
1458         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.numentities < r_refdef.maxentities)
1459                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1460         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1461         //      Matrix4x4_Print(&e->render.matrix);
1462 }
1463
1464 void CL_RelinkWorld(void)
1465 {
1466         entity_t *ent = &cl.entities[0];
1467         // FIXME: this should be done at load
1468         ent->render.matrix = identitymatrix;
1469         ent->render.flags = RENDER_SHADOW;
1470         if (!r_fullbright.integer)
1471                 ent->render.flags |= RENDER_LIGHT;
1472         VectorSet(ent->render.colormod, 1, 1, 1);
1473         CL_UpdateRenderEntity(&ent->render);
1474         r_refdef.worldentity = &ent->render;
1475         r_refdef.worldmodel = cl.worldmodel;
1476 }
1477
1478 static void CL_RelinkStaticEntities(void)
1479 {
1480         int i;
1481         entity_t *e;
1482         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++, e++)
1483         {
1484                 e->render.flags = 0;
1485                 // if the model was not loaded when the static entity was created we
1486                 // need to re-fetch the model pointer
1487                 e->render.model = cl.model_precache[e->state_baseline.modelindex];
1488                 // either fullbright or lit
1489                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1490                         e->render.flags |= RENDER_LIGHT;
1491                 // hide player shadow during intermission or nehahra movie
1492                 if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (e->render.alpha >= 1))
1493                         e->render.flags |= RENDER_SHADOW;
1494                 VectorSet(e->render.colormod, 1, 1, 1);
1495                 R_LerpAnimation(&e->render);
1496                 CL_UpdateRenderEntity(&e->render);
1497                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1498         }
1499 }
1500
1501 /*
1502 ===============
1503 CL_RelinkEntities
1504 ===============
1505 */
1506 static void CL_RelinkNetworkEntities(void)
1507 {
1508         entity_t *ent;
1509         int i;
1510
1511         // start on the entity after the world
1512         for (i = 1;i < cl.num_entities;i++)
1513         {
1514                 if (cl.entities_active[i])
1515                 {
1516                         ent = cl.entities + i;
1517                         if (ent->state_current.active)
1518                                 CL_LinkNetworkEntity(ent);
1519                         else
1520                                 cl.entities_active[i] = false;
1521                 }
1522         }
1523 }
1524
1525 static void CL_RelinkEffects(void)
1526 {
1527         int i, intframe;
1528         cl_effect_t *e;
1529         entity_t *ent;
1530         float frame;
1531
1532         for (i = 0, e = cl.effects;i < cl.num_effects;i++, e++)
1533         {
1534                 if (e->active)
1535                 {
1536                         frame = (cl.time - e->starttime) * e->framerate + e->startframe;
1537                         intframe = (int)frame;
1538                         if (intframe < 0 || intframe >= e->endframe)
1539                         {
1540                                 memset(e, 0, sizeof(*e));
1541                                 while (cl.num_effects > 0 && !cl.effects[cl.num_effects - 1].active)
1542                                         cl.num_effects--;
1543                                 continue;
1544                         }
1545
1546                         if (intframe != e->frame)
1547                         {
1548                                 e->frame = intframe;
1549                                 e->frame1time = e->frame2time;
1550                                 e->frame2time = cl.time;
1551                         }
1552
1553                         // if we're drawing effects, get a new temp entity
1554                         // (NewTempEntity adds it to the render entities list for us)
1555                         if (r_draweffects.integer && (ent = CL_NewTempEntity()))
1556                         {
1557                                 // interpolation stuff
1558                                 ent->render.frame1 = intframe;
1559                                 ent->render.frame2 = intframe + 1;
1560                                 if (ent->render.frame2 >= e->endframe)
1561                                         ent->render.frame2 = -1; // disappear
1562                                 ent->render.framelerp = frame - intframe;
1563                                 ent->render.frame1time = e->frame1time;
1564                                 ent->render.frame2time = e->frame2time;
1565
1566                                 // normal stuff
1567                                 if(e->modelindex < MAX_MODELS)
1568                                         ent->render.model = cl.model_precache[e->modelindex];
1569                                 else
1570                                         ent->render.model = cl.csqc_model_precache[-(e->modelindex+1)];
1571                                 ent->render.alpha = 1;
1572                                 VectorSet(ent->render.colormod, 1, 1, 1);
1573
1574                                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1575                                 CL_UpdateRenderEntity(&ent->render);
1576                         }
1577                 }
1578         }
1579 }
1580
1581 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1582 {
1583         VectorCopy(b->start, start);
1584         VectorCopy(b->end, end);
1585
1586         // if coming from the player, update the start position
1587         if (b->entity == cl.viewentity)
1588         {
1589                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1590                 {
1591                         // LordHavoc: this is a stupid hack from Quake that makes your
1592                         // lightning appear to come from your waist and cover less of your
1593                         // view
1594                         // in Quake this hack was applied to all players (causing the
1595                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1596                         // only applies to your own lightning, and only in first person
1597                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1598                 }
1599                 if (cl_beams_instantaimhack.integer)
1600                 {
1601                         vec3_t dir, localend;
1602                         vec_t len;
1603                         // LordHavoc: this updates the beam direction to match your
1604                         // viewangles
1605                         VectorSubtract(end, start, dir);
1606                         len = VectorLength(dir);
1607                         VectorNormalize(dir);
1608                         VectorSet(localend, len, 0, 0);
1609                         Matrix4x4_Transform(&r_view.matrix, localend, end);
1610                 }
1611         }
1612 }
1613
1614 void CL_RelinkBeams(void)
1615 {
1616         int i;
1617         beam_t *b;
1618         vec3_t dist, org, start, end;
1619         float d;
1620         entity_t *ent;
1621         double yaw, pitch;
1622         float forward;
1623         matrix4x4_t tempmatrix;
1624
1625         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1626         {
1627                 if (!b->model)
1628                         continue;
1629                 if (b->endtime < cl.time)
1630                 {
1631                         b->model = NULL;
1632                         continue;
1633                 }
1634
1635                 CL_Beam_CalculatePositions(b, start, end);
1636
1637                 if (b->lightning)
1638                 {
1639                         if (cl_beams_lightatend.integer && r_refdef.numlights < MAX_DLIGHTS)
1640                         {
1641                                 // FIXME: create a matrix from the beam start/end orientation
1642                                 vec3_t dlightcolor;
1643                                 VectorSet(dlightcolor, 0.3, 0.7, 1);
1644                                 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, end[0], end[1], end[2], 0, 0, 0, 200);
1645                                 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);
1646                         }
1647                         if (cl_beams_polygons.integer)
1648                                 continue;
1649                 }
1650
1651                 // calculate pitch and yaw
1652                 // (this is similar to the QuakeC builtin function vectoangles)
1653                 VectorSubtract(end, start, dist);
1654                 if (dist[1] == 0 && dist[0] == 0)
1655                 {
1656                         yaw = 0;
1657                         if (dist[2] > 0)
1658                                 pitch = 90;
1659                         else
1660                                 pitch = 270;
1661                 }
1662                 else
1663                 {
1664                         yaw = atan2(dist[1], dist[0]) * 180 / M_PI;
1665                         if (yaw < 0)
1666                                 yaw += 360;
1667
1668                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1669                         pitch = atan2(dist[2], forward) * 180 / M_PI;
1670                         if (pitch < 0)
1671                                 pitch += 360;
1672                 }
1673
1674                 // add new entities for the lightning
1675                 VectorCopy (start, org);
1676                 d = VectorNormalizeLength(dist);
1677                 while (d > 0)
1678                 {
1679                         ent = CL_NewTempEntity ();
1680                         if (!ent)
1681                                 return;
1682                         //VectorCopy (org, ent->render.origin);
1683                         ent->render.model = b->model;
1684                         //ent->render.effects = EF_FULLBRIGHT;
1685                         //ent->render.angles[0] = pitch;
1686                         //ent->render.angles[1] = yaw;
1687                         //ent->render.angles[2] = rand()%360;
1688                         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1689                         CL_UpdateRenderEntity(&ent->render);
1690                         VectorMA(org, 30, dist, org);
1691                         d -= 30;
1692                 }
1693         }
1694
1695         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1696                 cl.num_beams--;
1697 }
1698
1699 static void CL_RelinkQWNails(void)
1700 {
1701         int i;
1702         vec_t *v;
1703         entity_t *ent;
1704
1705         for (i = 0;i < cl.qw_num_nails;i++)
1706         {
1707                 v = cl.qw_nails[i];
1708
1709                 // if we're drawing effects, get a new temp entity
1710                 // (NewTempEntity adds it to the render entities list for us)
1711                 if (!(ent = CL_NewTempEntity()))
1712                         continue;
1713
1714                 // normal stuff
1715                 ent->render.model = cl.model_precache[cl.qw_modelindex_spike];
1716                 ent->render.alpha = 1;
1717                 VectorSet(ent->render.colormod, 1, 1, 1);
1718
1719                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1720                 CL_UpdateRenderEntity(&ent->render);
1721         }
1722 }
1723
1724 void CL_LerpPlayer(float frac)
1725 {
1726         int i;
1727
1728         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1729         for (i = 0;i < 3;i++)
1730         {
1731                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1732                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1733                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1734         }
1735
1736         // interpolate the angles if playing a demo or spectating someone
1737         if (cls.demoplayback || cl.fixangle[0])
1738         {
1739                 for (i = 0;i < 3;i++)
1740                 {
1741                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1742                         if (d > 180)
1743                                 d -= 360;
1744                         else if (d < -180)
1745                                 d += 360;
1746                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1747                 }
1748         }
1749 }
1750
1751 void CSQC_RelinkAllEntities (int drawmask)
1752 {
1753         // link stuff
1754         CL_RelinkWorld();
1755         CL_RelinkStaticEntities();
1756         CL_RelinkBeams();
1757         CL_RelinkEffects();
1758
1759         // link stuff
1760         if (drawmask & ENTMASK_ENGINE)
1761         {
1762                 CL_RelinkNetworkEntities();
1763                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
1764                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
1765                 CL_RelinkQWNails();
1766         }
1767
1768         // update view blend
1769         V_CalcViewBlend();
1770 }
1771
1772 /*
1773 ===============
1774 CL_UpdateWorld
1775
1776 Update client game world for a new frame
1777 ===============
1778 */
1779 void CL_UpdateWorld(void)
1780 {
1781         r_refdef.extraupdate = !r_speeds.integer;
1782         r_refdef.numentities = 0;
1783         r_refdef.numlights = 0;
1784         r_view.matrix = identitymatrix;
1785
1786         cl.num_brushmodel_entities = 0;
1787
1788         if (cls.state == ca_connected && cls.signon == SIGNONS)
1789         {
1790                 // prepare for a new frame
1791                 CL_LerpPlayer(CL_LerpPoint());
1792                 CL_DecayLightFlashes();
1793                 CL_ClearTempEntities();
1794                 V_DriftPitch();
1795                 V_FadeViewFlashs();
1796
1797                 // if prediction is enabled we have to update all the collidable
1798                 // network entities before the prediction code can be run
1799                 CL_UpdateNetworkCollisionEntities();
1800
1801                 // now update the player prediction
1802                 CL_ClientMovement_Replay();
1803
1804                 // update the player entity (which may be predicted)
1805                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity, 32, true);
1806
1807                 // now update the view (which depends on that player entity)
1808                 V_CalcRefdef();
1809
1810                 // now update all the network entities and create particle trails
1811                 // (some entities may depend on the view)
1812                 CL_UpdateNetworkEntities();
1813
1814                 // update the engine-based viewmodel
1815                 CL_UpdateViewModel();
1816
1817                 CL_RelinkLightFlashes();
1818                 CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
1819
1820                 // move decals, particles, and any other effects
1821                 CL_MoveDecals();
1822                 CL_MoveParticles();
1823                 R_MoveExplosions();
1824         }
1825
1826         r_refdef.time = cl.time;
1827 }
1828
1829 // LordHavoc: pausedemo command
1830 static void CL_PauseDemo_f (void)
1831 {
1832         cls.demopaused = !cls.demopaused;
1833         if (cls.demopaused)
1834                 Con_Print("Demo paused\n");
1835         else
1836                 Con_Print("Demo unpaused\n");
1837 }
1838
1839 /*
1840 ======================
1841 CL_Fog_f
1842 ======================
1843 */
1844 static void CL_Fog_f (void)
1845 {
1846         if (Cmd_Argc () == 1)
1847         {
1848                 Con_Printf("\"fog\" is \"%f %f %f %f %f %f %f\"\n", r_refdef.fog_density, r_refdef.fog_red, r_refdef.fog_green, r_refdef.fog_blue, r_refdef.fog_alpha, r_refdef.fog_start, r_refdef.fog_end);
1849                 return;
1850         }
1851         r_refdef.fog_start = 0;
1852         r_refdef.fog_alpha = 1;
1853         if(Cmd_Argc() > 1)
1854                 r_refdef.fog_density = atof(Cmd_Argv(1));
1855         if(Cmd_Argc() > 2)
1856                 r_refdef.fog_red = atof(Cmd_Argv(2));
1857         if(Cmd_Argc() > 3)
1858                 r_refdef.fog_green = atof(Cmd_Argv(3));
1859         if(Cmd_Argc() > 4)
1860                 r_refdef.fog_blue = atof(Cmd_Argv(4));
1861         if(Cmd_Argc() > 5)
1862                 r_refdef.fog_alpha = atof(Cmd_Argv(5));
1863         if(Cmd_Argc() > 6)
1864                 r_refdef.fog_start = atof(Cmd_Argv(6));
1865         if(Cmd_Argc() > 7)
1866                 r_refdef.fog_end = atof(Cmd_Argv(7));
1867 }
1868
1869 /*
1870 ====================
1871 CL_TimeRefresh_f
1872
1873 For program optimization
1874 ====================
1875 */
1876 static void CL_TimeRefresh_f (void)
1877 {
1878         int i;
1879         float timestart, timedelta;
1880
1881         r_refdef.extraupdate = false;
1882
1883         timestart = Sys_DoubleTime();
1884         for (i = 0;i < 128;i++)
1885         {
1886                 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);
1887                 CL_UpdateScreen();
1888         }
1889         timedelta = Sys_DoubleTime() - timestart;
1890
1891         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1892 }
1893
1894 void CL_AreaStats_f(void)
1895 {
1896         World_PrintAreaStats(&cl.world, "client");
1897 }
1898
1899 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point)
1900 {
1901         int i;
1902         cl_locnode_t *loc;
1903         cl_locnode_t *best;
1904         vec3_t nearestpoint;
1905         vec_t dist, bestdist;
1906         best = NULL;
1907         bestdist = 0;
1908         for (loc = cl.locnodes;loc;loc = loc->next)
1909         {
1910                 for (i = 0;i < 3;i++)
1911                         nearestpoint[i] = bound(loc->mins[i], point[i], loc->maxs[i]);
1912                 dist = VectorDistance2(nearestpoint, point);
1913                 if (bestdist > dist || !best)
1914                 {
1915                         bestdist = dist;
1916                         best = loc;
1917                         if (bestdist < 1)
1918                                 break;
1919                 }
1920         }
1921         return best;
1922 }
1923
1924 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point)
1925 {
1926         cl_locnode_t *loc;
1927         loc = CL_Locs_FindNearest(point);
1928         if (loc)
1929                 strlcpy(buffer, loc->name, buffersize);
1930         else
1931                 dpsnprintf(buffer, buffersize, "LOC=%.0f:%.0f:%.0f", point[0], point[1], point[2]);
1932 }
1933
1934 void CL_Locs_FreeNode(cl_locnode_t *node)
1935 {
1936         cl_locnode_t **pointer, **next;
1937         for (pointer = &cl.locnodes;*pointer;pointer = next)
1938         {
1939                 next = &(*pointer)->next;
1940                 if (*pointer == node)
1941                 {
1942                         *pointer = node->next;
1943                         Mem_Free(node);
1944                 }
1945         }
1946         Con_Printf("CL_Locs_FreeNode: no such node! (%p)\n", node);
1947 }
1948
1949 void CL_Locs_AddNode(vec3_t mins, vec3_t maxs, const char *name)
1950 {
1951         cl_locnode_t *node, **pointer;
1952         int namelen;
1953         if (!name)
1954                 name = "";
1955         namelen = strlen(name);
1956         node = Mem_Alloc(cls.levelmempool, sizeof(cl_locnode_t) + namelen + 1);
1957         VectorSet(node->mins, min(mins[0], maxs[0]), min(mins[1], maxs[1]), min(mins[2], maxs[2]));
1958         VectorSet(node->maxs, max(mins[0], maxs[0]), max(mins[1], maxs[1]), max(mins[2], maxs[2]));
1959         node->name = (char *)(node + 1);
1960         memcpy(node->name, name, namelen);
1961         node->name[namelen] = 0;
1962         // link it into the tail of the list to preserve the order
1963         for (pointer = &cl.locnodes;*pointer;pointer = &(*pointer)->next)
1964                 ;
1965         *pointer = node;
1966 }
1967
1968 void CL_Locs_Add_f(void)
1969 {
1970         vec3_t mins, maxs;
1971         if (Cmd_Argc() != 5 && Cmd_Argc() != 8)
1972         {
1973                 Con_Printf("usage: %s x y z[ x y z] name\n", Cmd_Argv(0));
1974                 return;
1975         }
1976         mins[0] = atof(Cmd_Argv(1));
1977         mins[1] = atof(Cmd_Argv(2));
1978         mins[2] = atof(Cmd_Argv(3));
1979         if (Cmd_Argc() == 8)
1980         {
1981                 maxs[0] = atof(Cmd_Argv(4));
1982                 maxs[1] = atof(Cmd_Argv(5));
1983                 maxs[2] = atof(Cmd_Argv(6));
1984                 CL_Locs_AddNode(mins, maxs, Cmd_Argv(7));
1985         }
1986         else
1987                 CL_Locs_AddNode(mins, mins, Cmd_Argv(4));
1988 }
1989
1990 void CL_Locs_RemoveNearest_f(void)
1991 {
1992         cl_locnode_t *loc;
1993         loc = CL_Locs_FindNearest(r_view.origin);
1994         if (loc)
1995                 CL_Locs_FreeNode(loc);
1996         else
1997                 Con_Printf("no loc point or box found for your location\n");
1998 }
1999
2000 void CL_Locs_Clear_f(void)
2001 {
2002         while (cl.locnodes)
2003                 CL_Locs_FreeNode(cl.locnodes);
2004 }
2005
2006 void CL_Locs_Save_f(void)
2007 {
2008         cl_locnode_t *loc;
2009         qfile_t *outfile;
2010         char locfilename[MAX_QPATH];
2011         if (!cl.locnodes)
2012         {
2013                 Con_Printf("No loc points/boxes exist!\n");
2014                 return;
2015         }
2016         if (cls.state != ca_connected || !cl.worldmodel)
2017         {
2018                 Con_Printf("No level loaded!\n");
2019                 return;
2020         }
2021         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2022         strlcat(locfilename, ".loc", sizeof(locfilename));
2023
2024         outfile = FS_Open(locfilename, "w", false, false);
2025         if (!outfile)
2026                 return;
2027         // if any boxes are used then this is a proquake-format loc file, which
2028         // allows comments, so add some relevant information at the start
2029         for (loc = cl.locnodes;loc;loc = loc->next)
2030                 if (!VectorCompare(loc->mins, loc->maxs))
2031                         break;
2032         if (loc)
2033         {
2034                 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);
2035                 for (loc = cl.locnodes;loc;loc = loc->next)
2036                         if (VectorCompare(loc->mins, loc->maxs))
2037                                 break;
2038                 if (loc)
2039                         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");
2040         }
2041         for (loc = cl.locnodes;loc;loc = loc->next)
2042         {
2043                 if (VectorCompare(loc->mins, loc->maxs))
2044                 {
2045                         int len;
2046                         const char *s;
2047                         const char *in = loc->name;
2048                         char name[MAX_INPUTLINE];
2049                         for (len = 0;len < (int)sizeof(name) - 1 && *in;)
2050                         {
2051                                 if (*in == ' ') {s = "$loc_name_separator";in++;}
2052                                 else if (!strncmp(in, "SSG", 3)) {s = "$loc_name_ssg";in += 3;}
2053                                 else if (!strncmp(in, "NG", 2)) {s = "$loc_name_ng";in += 2;}
2054                                 else if (!strncmp(in, "SNG", 3)) {s = "$loc_name_sng";in += 3;}
2055                                 else if (!strncmp(in, "GL", 2)) {s = "$loc_name_gl";in += 2;}
2056                                 else if (!strncmp(in, "RL", 2)) {s = "$loc_name_rl";in += 2;}
2057                                 else if (!strncmp(in, "LG", 2)) {s = "$loc_name_lg";in += 2;}
2058                                 else if (!strncmp(in, "GA", 2)) {s = "$loc_name_ga";in += 2;}
2059                                 else if (!strncmp(in, "YA", 2)) {s = "$loc_name_ya";in += 2;}
2060                                 else if (!strncmp(in, "RA", 2)) {s = "$loc_name_ra";in += 2;}
2061                                 else if (!strncmp(in, "MEGA", 4)) {s = "$loc_name_mh";in += 4;}
2062                                 else s = NULL;
2063                                 if (s)
2064                                 {
2065                                         while (len < (int)sizeof(name) - 1 && *s)
2066                                                 name[len++] = *s++;
2067                                         continue;
2068                                 }
2069                                 name[len++] = *in++;
2070                         }
2071                         name[len] = 0;
2072                         FS_Printf(outfile, "%.0f %.0f %.0f %s\n", loc->mins[0]*8, loc->mins[1]*8, loc->mins[2]*8, name);
2073                 }
2074                 else
2075                         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);
2076         }
2077         FS_Close(outfile);
2078 }
2079
2080 void CL_Locs_Reload_f(void)
2081 {
2082         int i, linenumber, limit, len;
2083         const char *s;
2084         char *filedata, *text, *textend, *linestart, *linetext, *lineend;
2085         fs_offset_t filesize;
2086         vec3_t mins, maxs;
2087         char locfilename[MAX_QPATH];
2088         char name[MAX_INPUTLINE];
2089
2090         if (cls.state != ca_connected || !cl.worldmodel)
2091         {
2092                 Con_Printf("No level loaded!\n");
2093                 return;
2094         }
2095
2096         CL_Locs_Clear_f();
2097
2098         // try maps/something.loc first (LordHavoc: where I think they should be)
2099         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2100         strlcat(locfilename, ".loc", sizeof(locfilename));
2101         filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2102         if (!filedata)
2103         {
2104                 // try proquake name as well (LordHavoc: I hate path mangling)
2105                 FS_StripExtension(va("locs/%s", FS_FileWithoutPath(cl.worldmodel->name)), locfilename, sizeof(locfilename));
2106                 strlcat(locfilename, ".loc", sizeof(locfilename));
2107                 filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2108                 if (!filedata)
2109                         return;
2110         }
2111         text = filedata;
2112         textend = filedata + filesize;
2113         for (linenumber = 1;text < textend;linenumber++)
2114         {
2115                 linestart = text;
2116                 for (;text < textend && *text != '\r' && *text != '\n';text++)
2117                         ;
2118                 lineend = text;
2119                 if (text + 1 < textend && *text == '\r' && text[1] == '\n')
2120                         text++;
2121                 if (text < textend)
2122                         text++;
2123                 // trim trailing whitespace
2124                 while (lineend > linestart && lineend[-1] <= ' ')
2125                         lineend--;
2126                 // trim leading whitespace
2127                 while (linestart < lineend && *linestart <= ' ')
2128                         linestart++;
2129                 // check if this is a comment
2130                 if (linestart + 2 <= lineend && !strncmp(linestart, "//", 2))
2131                         continue;
2132                 linetext = linestart;
2133                 limit = 3;
2134                 for (i = 0;i < limit;i++)
2135                 {
2136                         if (linetext >= lineend)
2137                                 break;
2138                         // note: a missing number is interpreted as 0
2139                         if (i < 3)
2140                                 mins[i] = atof(linetext);
2141                         else
2142                                 maxs[i - 3] = atof(linetext);
2143                         // now advance past the number
2144                         while (linetext < lineend && *linetext > ' ' && *linetext != ',')
2145                                 linetext++;
2146                         // advance through whitespace
2147                         if (linetext < lineend)
2148                         {
2149                                 if (*linetext == ',')
2150                                 {
2151                                         linetext++;
2152                                         limit = 6;
2153                                         // note: comma can be followed by whitespace
2154                                 }
2155                                 if (*linetext <= ' ')
2156                                 {
2157                                         // skip whitespace
2158                                         while (linetext < lineend && *linetext <= ' ')
2159                                                 linetext++;
2160                                 }
2161                         }
2162                 }
2163                 // if this is a quoted name, remove the quotes
2164                 if (i == 6)
2165                 {
2166                         if (linetext >= lineend || *linetext != '"')
2167                                 continue; // proquake location names are always quoted
2168                         lineend--;
2169                         linetext++;
2170                         len = min(lineend - linetext, (int)sizeof(name) - 1);
2171                         memcpy(name, linetext, len);
2172                         name[len] = 0;
2173                         // add the box to the list
2174                         CL_Locs_AddNode(mins, maxs, name);
2175                 }
2176                 // if a point was parsed, it needs to be scaled down by 8 (since
2177                 // point-based loc files were invented by a proxy which dealt
2178                 // directly with quake protocol coordinates, which are *8), turn
2179                 // it into a box
2180                 else if (i == 3)
2181                 {
2182                         // interpret silly fuhquake macros
2183                         for (len = 0;len < (int)sizeof(name) - 1 && linetext < lineend;)
2184                         {
2185                                 if (*linetext == '$')
2186                                 {
2187                                         if (linetext + 18 <= lineend && !strncmp(linetext, "$loc_name_separator", 19)) {s = " ";linetext += 19;}
2188                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_ssg", 13)) {s = "SSG";linetext += 13;}
2189                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ng", 12)) {s = "NG";linetext += 12;}
2190                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_sng", 13)) {s = "SNG";linetext += 13;}
2191                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_gl", 12)) {s = "GL";linetext += 12;}
2192                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_rl", 12)) {s = "RL";linetext += 12;}
2193                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_lg", 12)) {s = "LG";linetext += 12;}
2194                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ga", 12)) {s = "GA";linetext += 12;}
2195                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ya", 12)) {s = "YA";linetext += 12;}
2196                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ra", 12)) {s = "RA";linetext += 12;}
2197                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_mh", 12)) {s = "MEGA";linetext += 12;}
2198                                         else s = NULL;
2199                                         if (s)
2200                                         {
2201                                                 while (len < (int)sizeof(name) - 1 && *s)
2202                                                         name[len++] = *s++;
2203                                                 continue;
2204                                         }
2205                                 }
2206                                 name[len++] = *linetext++;
2207                         }
2208                         name[len] = 0;
2209                         // add the point to the list
2210                         VectorScale(mins, (1.0 / 8.0), mins);
2211                         CL_Locs_AddNode(mins, mins, name);
2212                 }
2213                 else
2214                         continue;
2215         }
2216 }
2217
2218 /*
2219 ===========
2220 CL_Shutdown
2221 ===========
2222 */
2223 void CL_Shutdown (void)
2224 {
2225         CL_Screen_Shutdown();
2226         CL_Particles_Shutdown();
2227         CL_Parse_Shutdown();
2228
2229         Mem_FreePool (&cls.permanentmempool);
2230         Mem_FreePool (&cls.levelmempool);
2231 }
2232
2233 /*
2234 =================
2235 CL_Init
2236 =================
2237 */
2238 void CL_Init (void)
2239 {
2240         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
2241         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
2242
2243         memset(&r_refdef, 0, sizeof(r_refdef));
2244         // max entities sent to renderer per frame
2245         r_refdef.maxentities = MAX_EDICTS + 256 + 512;
2246         r_refdef.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.maxentities);
2247
2248         CL_InitInput ();
2249
2250 //
2251 // register our commands
2252 //
2253         Cvar_RegisterVariable (&cl_upspeed);
2254         Cvar_RegisterVariable (&cl_forwardspeed);
2255         Cvar_RegisterVariable (&cl_backspeed);
2256         Cvar_RegisterVariable (&cl_sidespeed);
2257         Cvar_RegisterVariable (&cl_movespeedkey);
2258         Cvar_RegisterVariable (&cl_yawspeed);
2259         Cvar_RegisterVariable (&cl_pitchspeed);
2260         Cvar_RegisterVariable (&cl_anglespeedkey);
2261         Cvar_RegisterVariable (&cl_shownet);
2262         Cvar_RegisterVariable (&cl_nolerp);
2263         Cvar_RegisterVariable (&lookspring);
2264         Cvar_RegisterVariable (&lookstrafe);
2265         Cvar_RegisterVariable (&sensitivity);
2266         Cvar_RegisterVariable (&freelook);
2267
2268         Cvar_RegisterVariable (&m_pitch);
2269         Cvar_RegisterVariable (&m_yaw);
2270         Cvar_RegisterVariable (&m_forward);
2271         Cvar_RegisterVariable (&m_side);
2272
2273         Cvar_RegisterVariable (&cl_itembobspeed);
2274         Cvar_RegisterVariable (&cl_itembobheight);
2275
2276         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
2277         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
2278         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
2279         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
2280         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
2281         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
2282
2283         // Support Client-side Model Index List
2284         Cmd_AddCommand ("cl_modelindexlist", CL_ModelIndexList_f, "list information on all models in the client modelindex");
2285         // Support Client-side Sound Index List
2286         Cmd_AddCommand ("cl_soundindexlist", CL_SoundIndexList_f, "list all sounds in the client soundindex");
2287
2288         Cvar_RegisterVariable (&cl_autodemo);
2289         Cvar_RegisterVariable (&cl_autodemo_nameformat);
2290
2291         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue mindist alpha)");
2292
2293         // LordHavoc: added pausedemo
2294         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)");
2295
2296         Cmd_AddCommand ("cl_areastats", CL_AreaStats_f, "prints statistics on entity culling during collision traces");
2297
2298         Cvar_RegisterVariable(&r_draweffects);
2299         Cvar_RegisterVariable(&cl_explosions_alpha_start);
2300         Cvar_RegisterVariable(&cl_explosions_alpha_end);
2301         Cvar_RegisterVariable(&cl_explosions_size_start);
2302         Cvar_RegisterVariable(&cl_explosions_size_end);
2303         Cvar_RegisterVariable(&cl_explosions_lifetime);
2304         Cvar_RegisterVariable(&cl_stainmaps);
2305         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
2306         Cvar_RegisterVariable(&cl_beams_polygons);
2307         Cvar_RegisterVariable(&cl_beams_quakepositionhack);
2308         Cvar_RegisterVariable(&cl_beams_instantaimhack);
2309         Cvar_RegisterVariable(&cl_beams_lightatend);
2310         Cvar_RegisterVariable(&cl_noplayershadow);
2311         Cvar_RegisterVariable(&cl_dlights_decayradius);
2312         Cvar_RegisterVariable(&cl_dlights_decaybrightness);
2313
2314         Cvar_RegisterVariable(&cl_prydoncursor);
2315
2316         Cvar_RegisterVariable(&cl_deathnoviewmodel);
2317
2318         // for QW connections
2319         Cvar_RegisterVariable(&qport);
2320         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
2321
2322         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
2323
2324         Cvar_RegisterVariable(&cl_locs_enable);
2325         Cvar_RegisterVariable(&cl_locs_show);
2326         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)");
2327         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)");
2328         Cmd_AddCommand("locs_clear", CL_Locs_Clear_f, "remove all loc points/boxes");
2329         Cmd_AddCommand("locs_reload", CL_Locs_Reload_f, "reload .loc file for this map");
2330         Cmd_AddCommand("locs_save", CL_Locs_Save_f, "save .loc file for this map containing currently defined points and boxes");
2331
2332         CL_Parse_Init();
2333         CL_Particles_Init();
2334         CL_Screen_Init();
2335
2336         CL_Video_Init();
2337 #ifdef SUPPORT_GECKO
2338         CL_Gecko_Init();
2339 #endif
2340 }
2341
2342
2343