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_video.h"
  25 #include "image.h"
  26 #include "csprogs.h"
  27 #include "r_shadow.h"
  28 #include "libcurl.h"
  29 #include "snd_main.h"
  30 #include "cdaudio.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 = {CF_CLIENT | CF_SERVER, "csqc_progname","csprogs.dat","name of csprogs.dat file to load"};
  36 cvar_t csqc_progcrc = {CF_CLIENT | CF_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 = {CF_CLIENT | CF_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 cvar_t csqc_usedemoprogs = {CF_CLIENT, "csqc_usedemoprogs","1","use csprogs stored in demos"};
  39 cvar_t csqc_polygons_defaultmaterial_nocullface = {CF_CLIENT, "csqc_polygons_defaultmaterial_nocullface", "0", "use 'cull none' behavior in the default shader for rendering R_PolygonBegin - warning: enabling this is not consistent with FTEQW behavior on this feature"};
  40
  41 cvar_t cl_shownet = {CF_CLIENT, "cl_shownet","0","1 = print packet size, 2 = print packet message list"};
  42 cvar_t cl_nolerp = {CF_CLIENT, "cl_nolerp", "0","network update smoothing"};
  43 cvar_t cl_lerpexcess = {CF_CLIENT, "cl_lerpexcess", "0","maximum allowed lerp excess (hides, not fixes, some packet loss)"};
  44 cvar_t cl_lerpanim_maxdelta_server = {CF_CLIENT, "cl_lerpanim_maxdelta_server", "0.1","maximum frame delta for smoothing between server-controlled animation frames (when 0, one network frame)"};
  45 cvar_t cl_lerpanim_maxdelta_framegroups = {CF_CLIENT, "cl_lerpanim_maxdelta_framegroups", "0.1","maximum frame delta for smoothing between framegroups (when 0, one network frame)"};
  46
  47 cvar_t cl_itembobheight = {CF_CLIENT, "cl_itembobheight", "0","how much items bob up and down (try 8)"};
  48 cvar_t cl_itembobspeed = {CF_CLIENT, "cl_itembobspeed", "0.5","how frequently items bob up and down"};
  49
  50 cvar_t lookspring = {CF_CLIENT | CF_ARCHIVE, "lookspring","0","returns pitch to level with the floor when no longer holding a pitch key"};
  51 cvar_t lookstrafe = {CF_CLIENT | CF_ARCHIVE, "lookstrafe","0","move instead of turning"};
  52 cvar_t sensitivity = {CF_CLIENT | CF_ARCHIVE, "sensitivity","3","mouse speed multiplier"};
  53
  54 cvar_t m_pitch = {CF_CLIENT | CF_ARCHIVE, "m_pitch","0.022","mouse pitch speed multiplier"};
  55 cvar_t m_yaw = {CF_CLIENT | CF_ARCHIVE, "m_yaw","0.022","mouse yaw speed multiplier"};
  56 cvar_t m_forward = {CF_CLIENT | CF_ARCHIVE, "m_forward","1","mouse forward speed multiplier"};
  57 cvar_t m_side = {CF_CLIENT | CF_ARCHIVE, "m_side","0.8","mouse side speed multiplier"};
  58
  59 cvar_t freelook = {CF_CLIENT | CF_ARCHIVE, "freelook", "1","mouse controls pitch instead of forward/back"};
  60
  61 cvar_t cl_autodemo = {CF_CLIENT | CF_ARCHIVE, "cl_autodemo", "0", "records every game played, using the date/time and map name to name the demo file" };
  62 cvar_t cl_autodemo_nameformat = {CF_CLIENT | CF_ARCHIVE, "cl_autodemo_nameformat", "autodemos/%Y-%m-%d_%H-%M", "The format of the cl_autodemo filename, followed by the map name (the date is encoded using strftime escapes)" };
  63 cvar_t cl_autodemo_delete = {CF_CLIENT, "cl_autodemo_delete", "0", "Delete demos after recording.  This is a bitmask, bit 1 gives the default, bit 0 the value for the current demo.  Thus, the values are: 0 = disabled; 1 = delete current demo only; 2 = delete all demos except the current demo; 3 = delete all demos from now on" };
  64
  65 cvar_t r_draweffects = {CF_CLIENT, "r_draweffects", "1","renders temporary sprite effects"};
  66
  67 cvar_t cl_explosions_alpha_start = {CF_CLIENT | CF_ARCHIVE, "cl_explosions_alpha_start", "1.5","starting alpha of an explosion shell"};
  68 cvar_t cl_explosions_alpha_end = {CF_CLIENT | CF_ARCHIVE, "cl_explosions_alpha_end", "0","end alpha of an explosion shell (just before it disappears)"};
  69 cvar_t cl_explosions_size_start = {CF_CLIENT | CF_ARCHIVE, "cl_explosions_size_start", "16","starting size of an explosion shell"};
  70 cvar_t cl_explosions_size_end = {CF_CLIENT | CF_ARCHIVE, "cl_explosions_size_end", "128","ending alpha of an explosion shell (just before it disappears)"};
  71 cvar_t cl_explosions_lifetime = {CF_CLIENT | CF_ARCHIVE, "cl_explosions_lifetime", "0.5","how long an explosion shell lasts"};
  72
  73 cvar_t cl_stainmaps = {CF_CLIENT | CF_ARCHIVE, "cl_stainmaps", "0","stains lightmaps, much faster than decals but blurred"};
  74 cvar_t cl_stainmaps_clearonload = {CF_CLIENT | CF_ARCHIVE, "cl_stainmaps_clearonload", "1","clear stainmaps on map restart"};
  75
  76 cvar_t cl_beams_polygons = {CF_CLIENT | CF_ARCHIVE, "cl_beams_polygons", "1","use beam polygons instead of models"};
  77 cvar_t cl_beams_quakepositionhack = {CF_CLIENT | CF_ARCHIVE, "cl_beams_quakepositionhack", "1", "makes your lightning gun appear to fire from your waist (as in Quake and QuakeWorld)"};
  78 cvar_t cl_beams_instantaimhack = {CF_CLIENT | CF_ARCHIVE, "cl_beams_instantaimhack", "0", "makes your lightning gun aiming update instantly"};
  79 cvar_t cl_beams_lightatend = {CF_CLIENT | CF_ARCHIVE, "cl_beams_lightatend", "0", "make a light at the end of the beam"};
  80
  81 cvar_t cl_deathfade = {CF_CLIENT | CF_ARCHIVE, "cl_deathfade", "0", "fade screen to dark red when dead, value represents how fast the fade is (higher is faster)"};
  82
  83 cvar_t cl_noplayershadow = {CF_CLIENT | CF_ARCHIVE, "cl_noplayershadow", "0","hide player shadow"};
  84
  85 cvar_t cl_dlights_decayradius = {CF_CLIENT | CF_ARCHIVE, "cl_dlights_decayradius", "1", "reduces size of light flashes over time"};
  86 cvar_t cl_dlights_decaybrightness = {CF_CLIENT | CF_ARCHIVE, "cl_dlights_decaybrightness", "1", "reduces brightness of light flashes over time"};
  87
  88 cvar_t qport = {CF_CLIENT, "qport", "0", "identification key for playing on qw servers (allows you to maintain a connection to a quakeworld server even if your port changes)"};
  89
  90 cvar_t cl_prydoncursor = {CF_CLIENT, "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"};
  91 cvar_t cl_prydoncursor_notrace = {CF_CLIENT, "cl_prydoncursor_notrace", "0", "disables traceline used in prydon cursor reporting to the game, saving some cpu time"};
  92
  93 cvar_t cl_deathnoviewmodel = {CF_CLIENT, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
  94
  95 cvar_t cl_locs_enable = {CF_CLIENT | CF_ARCHIVE, "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)"};
  96 cvar_t cl_locs_show = {CF_CLIENT, "locs_show", "0", "shows defined locations for editing purposes"};
  97
  98 cvar_t cl_minfps = {CF_CLIENT | CF_ARCHIVE, "cl_minfps", "40", "minimum fps target - while the rendering performance is below this, it will drift toward lower quality"};
  99 cvar_t cl_minfps_fade = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_fade", "1", "how fast the quality adapts to varying framerate"};
 100 cvar_t cl_minfps_qualitymax = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_qualitymax", "1", "highest allowed drawdistance multiplier"};
 101 cvar_t cl_minfps_qualitymin = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_qualitymin", "0.25", "lowest allowed drawdistance multiplier"};
 102 cvar_t cl_minfps_qualitymultiply = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_qualitymultiply", "0.2", "multiplier for quality changes in quality change per second render time (1 assumes linearity of quality and render time)"};
 103 cvar_t cl_minfps_qualityhysteresis = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_qualityhysteresis", "0.05", "reduce all quality increments by this to reduce flickering"};
 104 cvar_t cl_minfps_qualitystepmax = {CF_CLIENT | CF_ARCHIVE, "cl_minfps_qualitystepmax", "0.1", "maximum quality change in a single frame"};
 105 cvar_t cl_minfps_force = {CF_CLIENT, "cl_minfps_force", "0", "also apply quality reductions in timedemo/capturevideo"};
 106 cvar_t cl_maxfps = {CF_CLIENT | CF_ARCHIVE, "cl_maxfps", "0", "maximum fps cap, 0 = unlimited, if game is running faster than this it will wait before running another frame (useful to make cpu time available to other programs)"};
 107 cvar_t cl_maxfps_alwayssleep = {CF_CLIENT | CF_ARCHIVE, "cl_maxfps_alwayssleep","1", "gives up some processing time to other applications each frame, value in milliseconds, disabled if cl_maxfps is 0"};
 108 cvar_t cl_maxidlefps = {CF_CLIENT | CF_ARCHIVE, "cl_maxidlefps", "20", "maximum fps cap when the game is not the active window (makes cpu time available to other programs"};
 109
 110 cvar_t cl_areagrid_link_SOLID_NOT = {CF_CLIENT, "cl_areagrid_link_SOLID_NOT", "1", "set to 0 to prevent SOLID_NOT entities from being linked to the area grid, and unlink any that are already linked (in the code paths that would otherwise link them), for better performance"};
 111 cvar_t cl_gameplayfix_nudgeoutofsolid_separation = {CF_CLIENT, "cl_gameplayfix_nudgeoutofsolid_separation", "0.03125", "keep objects this distance apart to prevent collision issues on seams"};
 112
 113
 114 client_static_t cls;
 115 client_state_t  cl;
 116
 117 /*
 118 =====================
 119 CL_ClearState
 120
 121 =====================
 122 */
 123 void CL_ClearState(void)
 124 {
 125         int i;
 126         entity_t *ent;
 127
 128         CL_VM_ShutDown();
 129
 130 // wipe the entire cl structure
 131         Mem_EmptyPool(cls.levelmempool);
 132         memset (&cl, 0, sizeof(cl));
 133
 134         S_StopAllSounds();
 135
 136         // reset the view zoom interpolation
 137         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
 138         cl.sensitivityscale = 1.0f;
 139
 140         // enable rendering of the world and such
 141         cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
 142         cl.csqc_vidvars.drawenginesbar = true;
 143         cl.csqc_vidvars.drawcrosshair = true;
 144
 145         // set up the float version of the stats array for easier access to float stats
 146         cl.statsf = (float *)cl.stats;
 147
 148         cl.num_entities = 0;
 149         cl.num_static_entities = 0;
 150         cl.num_brushmodel_entities = 0;
 151
 152         // tweak these if the game runs out
 153         cl.max_csqcrenderentities = 0;
 154         cl.max_entities = MAX_ENTITIES_INITIAL;
 155         cl.max_static_entities = MAX_STATICENTITIES;
 156         cl.max_effects = MAX_EFFECTS;
 157         cl.max_beams = MAX_BEAMS;
 158         cl.max_dlights = MAX_DLIGHTS;
 159         cl.max_lightstyle = MAX_LIGHTSTYLES;
 160         cl.max_brushmodel_entities = MAX_EDICTS;
 161         cl.max_particles = MAX_PARTICLES_INITIAL; // grows dynamically
 162         cl.max_showlmps = 0;
 163
 164         cl.num_dlights = 0;
 165         cl.num_effects = 0;
 166         cl.num_beams = 0;
 167
 168         cl.csqcrenderentities = NULL;
 169         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 170         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 171         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 172         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 173         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 174         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 175         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 176         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 177         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 178         cl.showlmps = NULL;
 179
 180         // LadyHavoc: have to set up the baseline info for alpha and other stuff
 181         for (i = 0;i < cl.max_entities;i++)
 182         {
 183                 cl.entities[i].state_baseline = defaultstate;
 184                 cl.entities[i].state_previous = defaultstate;
 185                 cl.entities[i].state_current = defaultstate;
 186         }
 187
 188         if (IS_NEXUIZ_DERIVED(gamemode))
 189         {
 190                 VectorSet(cl.playerstandmins, -16, -16, -24);
 191                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 192                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 193                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 194         }
 195         else
 196         {
 197                 VectorSet(cl.playerstandmins, -16, -16, -24);
 198                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 199                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 200                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 201         }
 202
 203         // disable until we get textures for it
 204         R_ResetSkyBox();
 205
 206         ent = &cl.entities[0];
 207         // entire entity array was cleared, so just fill in a few fields
 208         ent->state_current.active = true;
 209         ent->render.model = cl.worldmodel = NULL; // no world model yet
 210         ent->render.alpha = 1;
 211         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
 212         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
 213         ent->render.allowdecals = true;
 214         CL_UpdateRenderEntity(&ent->render);
 215
 216         // noclip is turned off at start
 217         noclip_anglehack = false;
 218
 219         // mark all frames invalid for delta
 220         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
 221
 222         // set bestweapon data back to Quake data
 223         IN_BestWeapon_ResetData();
 224
 225         CL_Screen_NewMap();
 226 }
 227
 228 extern cvar_t cl_topcolor;
 229 extern cvar_t cl_bottomcolor;
 230
 231 void CL_SetInfo(const char *key, const char *value, qbool send, qbool allowstarkey, qbool allowmodel, qbool quiet)
 232 {
 233         int i;
 234         qbool fail = false;
 235         char vabuf[1024];
 236         if (!allowstarkey && key[0] == '*')
 237                 fail = true;
 238         if (!allowmodel && (!strcasecmp(key, "pmodel") || !strcasecmp(key, "emodel")))
 239                 fail = true;
 240         for (i = 0;key[i];i++)
 241                 if (ISWHITESPACE(key[i]) || key[i] == '\"')
 242                         fail = true;
 243         for (i = 0;value[i];i++)
 244                 if (value[i] == '\r' || value[i] == '\n' || value[i] == '\"')
 245                         fail = true;
 246         if (fail)
 247         {
 248                 if (!quiet)
 249                         Con_Printf("Can't setinfo \"%s\" \"%s\"\n", key, value);
 250                 return;
 251         }
 252         InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), key, value);
 253         if (cls.state == ca_connected && cls.netcon)
 254         {
 255                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 256                 {
 257                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 258                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "setinfo \"%s\" \"%s\"", key, value));
 259                 }
 260                 else if (!strcasecmp(key, "name"))
 261                 {
 262                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 263                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "name \"%s\"", value));
 264                 }
 265                 else if (!strcasecmp(key, "playermodel"))
 266                 {
 267                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 268                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "playermodel \"%s\"", value));
 269                 }
 270                 else if (!strcasecmp(key, "playerskin"))
 271                 {
 272                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 273                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "playerskin \"%s\"", value));
 274                 }
 275                 else if (!strcasecmp(key, "topcolor"))
 276                 {
 277                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 278                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", atoi(value), cl_bottomcolor.integer));
 279                 }
 280                 else if (!strcasecmp(key, "bottomcolor"))
 281                 {
 282                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 283                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", cl_topcolor.integer, atoi(value)));
 284                 }
 285                 else if (!strcasecmp(key, "rate"))
 286                 {
 287                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 288                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate \"%s\"", value));
 289                 }
 290                 else if (!strcasecmp(key, "rate_burstsize"))
 291                 {
 292                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 293                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate_burstsize \"%s\"", value));
 294                 }
 295         }
 296 }
 297
 298 void CL_ExpandEntities(int num)
 299 {
 300         int i, oldmaxentities;
 301         entity_t *oldentities;
 302         if (num >= cl.max_entities)
 303         {
 304                 if (!cl.entities)
 305                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
 306                 if (num >= MAX_EDICTS)
 307                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 308                 oldmaxentities = cl.max_entities;
 309                 oldentities = cl.entities;
 310                 cl.max_entities = (num & ~255) + 256;
 311                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 312                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
 313                 Mem_Free(oldentities);
 314                 for (i = oldmaxentities;i < cl.max_entities;i++)
 315                 {
 316                         cl.entities[i].state_baseline = defaultstate;
 317                         cl.entities[i].state_previous = defaultstate;
 318                         cl.entities[i].state_current = defaultstate;
 319                 }
 320         }
 321 }
 322
 323 void CL_ExpandCSQCRenderEntities(int num)
 324 {
 325         int i;
 326         int oldmaxcsqcrenderentities;
 327         entity_render_t *oldcsqcrenderentities;
 328         if (num >= cl.max_csqcrenderentities)
 329         {
 330                 if (num >= MAX_EDICTS)
 331                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 332                 oldmaxcsqcrenderentities = cl.max_csqcrenderentities;
 333                 oldcsqcrenderentities = cl.csqcrenderentities;
 334                 cl.max_csqcrenderentities = (num & ~255) + 256;
 335                 cl.csqcrenderentities = (entity_render_t *)Mem_Alloc(cls.levelmempool, cl.max_csqcrenderentities * sizeof(entity_render_t));
 336                 if (oldcsqcrenderentities)
 337                 {
 338                         memcpy(cl.csqcrenderentities, oldcsqcrenderentities, oldmaxcsqcrenderentities * sizeof(entity_render_t));
 339                         for (i = 0;i < r_refdef.scene.numentities;i++)
 340                                 if(r_refdef.scene.entities[i] >= oldcsqcrenderentities && r_refdef.scene.entities[i] < (oldcsqcrenderentities + oldmaxcsqcrenderentities))
 341                                         r_refdef.scene.entities[i] = cl.csqcrenderentities + (r_refdef.scene.entities[i] - oldcsqcrenderentities);
 342                         Mem_Free(oldcsqcrenderentities);
 343                 }
 344         }
 345 }
 346
 347 static void CL_ToggleMenu_Hook(void)
 348 {
 349 #ifdef CONFIG_MENU
 350         // remove menu
 351         if (key_dest == key_menu || key_dest == key_menu_grabbed)
 352                 MR_ToggleMenu(0);
 353 #endif
 354         key_dest = key_game;
 355 }
 356
 357 extern cvar_t rcon_secure;
 358
 359 /*
 360 =====================
 361 CL_Disconnect
 362
 363 Sends a disconnect message to the server
 364 This is also called on Host_Error, so it shouldn't cause any errors
 365 =====================
 366 */
 367
 368 void CL_DisconnectEx(qbool kicked, const char *fmt, ... )
 369 {
 370         va_list argptr;
 371         char reason[512];
 372
 373         if (cls.state == ca_dedicated)
 374                 return;
 375
 376         if(fmt)
 377         {
 378                 va_start(argptr,fmt);
 379                 dpvsnprintf(reason,sizeof(reason),fmt,argptr);
 380                 va_end(argptr);
 381         }
 382         else
 383         {
 384                 dpsnprintf(reason, sizeof(reason), "Disconnect by user");
 385         }
 386
 387         if (Sys_CheckParm("-profilegameonly"))
 388                 Sys_AllowProfiling(false);
 389
 390         Curl_Clear_forthismap();
 391
 392         Con_DPrintf("CL_Disconnect\n");
 393
 394         Cvar_SetValueQuick(&csqc_progcrc, -1);
 395         Cvar_SetValueQuick(&csqc_progsize, -1);
 396         CL_VM_ShutDown();
 397         // stop sounds (especially looping!)
 398         S_StopAllSounds();
 399         // prevent dlcache assets from this server from interfering with the next one
 400         FS_UnloadPacks_dlcache();
 401
 402         cl.parsingtextexpectingpingforscores = 0; // just in case no reply has come yet
 403
 404         // clear contents blends
 405         cl.cshifts[0].percent = 0;
 406         cl.cshifts[1].percent = 0;
 407         cl.cshifts[2].percent = 0;
 408         cl.cshifts[3].percent = 0;
 409
 410         cl.worldmodel = NULL;
 411
 412         CL_Parse_ErrorCleanUp();
 413
 414         if (cls.demoplayback)
 415                 CL_StopPlayback();
 416         else if (cls.netcon)
 417         {
 418                 sizebuf_t buf;
 419                 unsigned char bufdata[520];
 420                 if (cls.demorecording)
 421                         CL_Stop_f(cmd_local);
 422
 423                 if(!kicked)
 424                 {
 425                         // send disconnect message 3 times to improve chances of server
 426                         // receiving it (but it still fails sometimes)
 427                         memset(&buf, 0, sizeof(buf));
 428                         buf.data = bufdata;
 429                         buf.maxsize = sizeof(bufdata);
 430                         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 431                         {
 432                                 Con_DPrint("Sending drop command\n");
 433                                 MSG_WriteByte(&buf, qw_clc_stringcmd);
 434                                 MSG_WriteString(&buf, "drop");
 435                         }
 436                         else
 437                         {
 438                                 Con_DPrint("Sending clc_disconnect\n");
 439                                 MSG_WriteByte(&buf, clc_disconnect);
 440                                 if(cls.protocol == PROTOCOL_DARKPLACES8)
 441                                         MSG_WriteString(&buf, reason);
 442                         }
 443                         NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, 0, false);
 444                         NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, 0, false);
 445                         NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000, 0, false);
 446                 }
 447
 448                 NetConn_Close(cls.netcon);
 449                 cls.netcon = NULL;
 450                 if(fmt)
 451                         Con_Printf("Disconnect: %s\n", reason);
 452                 else
 453                         Con_Printf("Disconnected\n");
 454         }
 455         cls.state = ca_disconnected;
 456         cl.islocalgame = false;
 457
 458         cls.demoplayback = cls.timedemo = host.restless = false;
 459         cls.signon = 0;
 460
 461         Cvar_Callback(&cl_netport);
 462
 463         // If we're dropped mid-connection attempt, it won't clear otherwise.
 464         SCR_ClearLoadingScreen(false);
 465
 466         if(host.hook.SV_Shutdown)
 467                 host.hook.SV_Shutdown();
 468 }
 469
 470 void CL_Disconnect(void)
 471 {
 472         CL_DisconnectEx(false, NULL);
 473 }
 474
 475 /*
 476 ==================
 477 CL_Reconnect_f
 478
 479 This command causes the client to wait for the signon messages again.
 480 This is sent just before a server changes levels
 481 ==================
 482 */
 483 static void CL_Reconnect_f(cmd_state_t *cmd)
 484 {
 485         char temp[128];
 486         // if not connected, reconnect to the most recent server
 487         if (!cls.netcon)
 488         {
 489                 // if we have connected to a server recently, the userinfo
 490                 // will still contain its IP address, so get the address...
 491                 InfoString_GetValue(cls.userinfo, "*ip", temp, sizeof(temp));
 492                 if (temp[0])
 493                         CL_EstablishConnection(temp, -1);
 494                 else
 495                         Con_Printf("Reconnect to what server?  (you have not connected to a server yet)\n");
 496                 return;
 497         }
 498         // if connected, do something based on protocol
 499         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 500         {
 501                 // quakeworld can just re-login
 502                 if (cls.qw_downloadmemory)  // don't change when downloading
 503                         return;
 504
 505                 S_StopAllSounds();
 506
 507                 if (cls.state == ca_connected)
 508                 {
 509                         Con_Printf("Server is changing level...\n");
 510                         MSG_WriteChar(&cls.netcon->message, qw_clc_stringcmd);
 511                         MSG_WriteString(&cls.netcon->message, "new");
 512                 }
 513         }
 514         else
 515         {
 516                 // netquake uses reconnect on level changes (silly)
 517                 if (Cmd_Argc(cmd) != 1)
 518                 {
 519                         Con_Print("reconnect : wait for signon messages again\n");
 520                         return;
 521                 }
 522                 if (!cls.signon)
 523                 {
 524                         Con_Print("reconnect: no signon, ignoring reconnect\n");
 525                         return;
 526                 }
 527                 cls.signon = 0;         // need new connection messages
 528         }
 529 }
 530
 531 /*
 532 =====================
 533 CL_Connect_f
 534
 535 User command to connect to server
 536 =====================
 537 */
 538 static void CL_Connect_f(cmd_state_t *cmd)
 539 {
 540         if (Cmd_Argc(cmd) < 2)
 541         {
 542                 Con_Print("connect <serveraddress> [<key> <value> ...]: connect to a multiplayer game\n");
 543                 return;
 544         }
 545         // clear the rcon password, to prevent vulnerability by stuffcmd-ing a connect command
 546         if(rcon_secure.integer <= 0)
 547                 Cvar_SetQuick(&rcon_password, "");
 548         CL_EstablishConnection(Cmd_Argv(cmd, 1), 2);
 549 }
 550
 551 void CL_Disconnect_f(cmd_state_t *cmd)
 552 {
 553         Cmd_Argc(cmd) < 1 ? CL_Disconnect() : CL_DisconnectEx(false, Cmd_Argv(cmd, 1));
 554 }
 555
 556
 557
 558
 559 /*
 560 =====================
 561 CL_EstablishConnection
 562
 563 Host should be either "local" or a net address
 564 =====================
 565 */
 566 void CL_EstablishConnection(const char *address, int firstarg)
 567 {
 568         if (cls.state == ca_dedicated)
 569                 return;
 570
 571         // don't connect to a server if we're benchmarking a demo
 572         if (Sys_CheckParm("-benchmark"))
 573                 return;
 574
 575         // clear menu's connect error message
 576 #ifdef CONFIG_MENU
 577         M_Update_Return_Reason("");
 578 #endif
 579
 580         // make sure the client ports are open before attempting to connect
 581         NetConn_UpdateSockets();
 582
 583         if (LHNETADDRESS_FromString(&cls.connect_address, address, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
 584         {
 585                 cls.connect_trying = true;
 586                 cls.connect_remainingtries = 3;
 587                 cls.connect_nextsendtime = 0;
 588
 589                 // only NOW, set connect_userinfo
 590                 if(firstarg >= 0)
 591                 {
 592                         int i;
 593                         *cls.connect_userinfo = 0;
 594                         for(i = firstarg; i+2 <= Cmd_Argc(cmd_local); i += 2)
 595                                 InfoString_SetValue(cls.connect_userinfo, sizeof(cls.connect_userinfo), Cmd_Argv(cmd_local, i), Cmd_Argv(cmd_local, i+1));
 596                 }
 597                 else if(firstarg < -1)
 598                 {
 599                         // -1: keep as is (reconnect)
 600                         // -2: clear
 601                         *cls.connect_userinfo = 0;
 602                 }
 603
 604 #ifdef CONFIG_MENU
 605                 M_Update_Return_Reason("Trying to connect...");
 606 #endif
 607                 SCR_BeginLoadingPlaque(false);
 608         }
 609         else
 610         {
 611                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
 612 #ifdef CONFIG_MENU
 613                 M_Update_Return_Reason("No network");
 614 #endif
 615         }
 616 }
 617
 618 static void CL_EstablishConnection_Local(void)
 619 {
 620         if(cls.state == ca_disconnected)
 621                 CL_EstablishConnection("local:1", -2);
 622 }
 623
 624 static qbool CL_Intermission(void)
 625 {
 626         return cl.intermission;
 627 }
 628
 629 /*
 630 ==============
 631 CL_PrintEntities_f
 632 ==============
 633 */
 634 static void CL_PrintEntities_f(cmd_state_t *cmd)
 635 {
 636         entity_t *ent;
 637         int i;
 638
 639         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
 640         {
 641                 const char* modelname;
 642
 643                 if (!ent->state_current.active)
 644                         continue;
 645
 646                 if (ent->render.model)
 647                         modelname = ent->render.model->name;
 648                 else
 649                         modelname = "--no model--";
 650                 Con_Printf("%3i: %-25s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, modelname, ent->render.framegroupblend[0].frame, (int) ent->state_current.origin[0], (int) ent->state_current.origin[1], (int) ent->state_current.origin[2], (int) ent->state_current.angles[0] % 360, (int) ent->state_current.angles[1] % 360, (int) ent->state_current.angles[2] % 360, ent->render.scale, ent->render.alpha);
 651         }
 652 }
 653
 654 /*
 655 ===============
 656 CL_ModelIndexList_f
 657
 658 List information on all models in the client modelindex
 659 ===============
 660 */
 661 static void CL_ModelIndexList_f(cmd_state_t *cmd)
 662 {
 663         int i;
 664         model_t *model;
 665
 666         // Print Header
 667         Con_Printf("%3s: %-30s %-8s %-8s\n", "ID", "Name", "Type", "Triangles");
 668
 669         for (i = -MAX_MODELS;i < MAX_MODELS;i++)
 670         {
 671                 model = CL_GetModelByIndex(i);
 672                 if (!model)
 673                         continue;
 674                 if(model->loaded || i == 1)
 675                         Con_Printf("%3i: %-30s %-8s %-10i\n", i, model->name, model->modeldatatypestring, model->surfmesh.num_triangles);
 676                 else
 677                         Con_Printf("%3i: %-30s %-30s\n", i, model->name, "--no local model found--");
 678                 i++;
 679         }
 680 }
 681
 682 /*
 683 ===============
 684 CL_SoundIndexList_f
 685
 686 List all sounds in the client soundindex
 687 ===============
 688 */
 689 static void CL_SoundIndexList_f(cmd_state_t *cmd)
 690 {
 691         int i = 1;
 692
 693         while(cl.sound_precache[i] && i != MAX_SOUNDS)
 694         { // Valid Sound
 695                 Con_Printf("%i : %s\n", i, cl.sound_precache[i]->name);
 696                 i++;
 697         }
 698 }
 699
 700 /*
 701 ===============
 702 CL_UpdateRenderEntity
 703
 704 Updates inversematrix, animation interpolation factors, scale, and mins/maxs
 705 ===============
 706 */
 707 void CL_UpdateRenderEntity(entity_render_t *ent)
 708 {
 709         vec3_t org;
 710         vec_t scale;
 711         model_t *model = ent->model;
 712         // update the inverse matrix for the renderer
 713         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
 714         // update the animation blend state
 715         VM_FrameBlendFromFrameGroupBlend(ent->frameblend, ent->framegroupblend, ent->model, cl.time);
 716         // we need the matrix origin to center the box
 717         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 718         // update entity->render.scale because the renderer needs it
 719         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
 720         if (model)
 721         {
 722                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
 723 #ifdef MATRIX4x4_OPENGLORIENTATION
 724                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
 725 #else
 726                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 727 #endif
 728                 {
 729                         // pitch or roll
 730                         VectorMA(org, scale, model->rotatedmins, ent->mins);
 731                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
 732                 }
 733 #ifdef MATRIX4x4_OPENGLORIENTATION
 734                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
 735 #else
 736                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 737 #endif
 738                 {
 739                         // yaw
 740                         VectorMA(org, scale, model->yawmins, ent->mins);
 741                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
 742                 }
 743                 else
 744                 {
 745                         VectorMA(org, scale, model->normalmins, ent->mins);
 746                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
 747                 }
 748         }
 749         else
 750         {
 751                 ent->mins[0] = org[0] - 16;
 752                 ent->mins[1] = org[1] - 16;
 753                 ent->mins[2] = org[2] - 16;
 754                 ent->maxs[0] = org[0] + 16;
 755                 ent->maxs[1] = org[1] + 16;
 756                 ent->maxs[2] = org[2] + 16;
 757         }
 758 }
 759
 760 /*
 761 ===============
 762 CL_LerpPoint
 763
 764 Determines the fraction between the last two messages that the objects
 765 should be put at.
 766 ===============
 767 */
 768 static float CL_LerpPoint(void)
 769 {
 770         float f;
 771
 772         if (cl_nettimesyncboundmode.integer == 1)
 773                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 774
 775         // LadyHavoc: lerp in listen games as the server is being capped below the client (usually)
 776         if (cl.mtime[0] <= cl.mtime[1])
 777         {
 778                 cl.time = cl.mtime[0];
 779                 return 1;
 780         }
 781
 782         f = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
 783         return bound(0, f, 1 + cl_lerpexcess.value);
 784 }
 785
 786 void CL_ClearTempEntities (void)
 787 {
 788         r_refdef.scene.numtempentities = 0;
 789         // grow tempentities buffer on request
 790         if (r_refdef.scene.expandtempentities)
 791         {
 792                 Con_Printf("CL_NewTempEntity: grow maxtempentities from %i to %i\n", r_refdef.scene.maxtempentities, r_refdef.scene.maxtempentities * 2);
 793                 r_refdef.scene.maxtempentities *= 2;
 794                 r_refdef.scene.tempentities = (entity_render_t *)Mem_Realloc(cls.permanentmempool, r_refdef.scene.tempentities, sizeof(entity_render_t) * r_refdef.scene.maxtempentities);
 795                 r_refdef.scene.expandtempentities = false;
 796         }
 797 }
 798
 799 entity_render_t *CL_NewTempEntity(double shadertime)
 800 {
 801         entity_render_t *render;
 802
 803         if (r_refdef.scene.numentities >= r_refdef.scene.maxentities)
 804                 return NULL;
 805         if (r_refdef.scene.numtempentities >= r_refdef.scene.maxtempentities)
 806         {
 807                 r_refdef.scene.expandtempentities = true; // will be reallocated next frame since current frame may have pointers set already
 808                 return NULL;
 809         }
 810         render = &r_refdef.scene.tempentities[r_refdef.scene.numtempentities++];
 811         memset (render, 0, sizeof(*render));
 812         r_refdef.scene.entities[r_refdef.scene.numentities++] = render;
 813
 814         render->shadertime = shadertime;
 815         render->alpha = 1;
 816         VectorSet(render->colormod, 1, 1, 1);
 817         VectorSet(render->glowmod, 1, 1, 1);
 818         return render;
 819 }
 820
 821 void CL_Effect(vec3_t org, model_t *model, int startframe, int framecount, float framerate)
 822 {
 823         int i;
 824         cl_effect_t *e;
 825         if (!model) // sanity check
 826                 return;
 827         if (framerate < 1)
 828         {
 829                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
 830                 return;
 831         }
 832         if (framecount < 1)
 833         {
 834                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
 835                 return;
 836         }
 837         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 838         {
 839                 if (e->active)
 840                         continue;
 841                 e->active = true;
 842                 VectorCopy(org, e->origin);
 843                 e->model = model;
 844                 e->starttime = cl.time;
 845                 e->startframe = startframe;
 846                 e->endframe = startframe + framecount;
 847                 e->framerate = framerate;
 848
 849                 e->frame = 0;
 850                 e->frame1time = cl.time;
 851                 e->frame2time = cl.time;
 852                 cl.num_effects = max(cl.num_effects, i + 1);
 853                 break;
 854         }
 855 }
 856
 857 void CL_AllocLightFlash(entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, char *cubemapname, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
 858 {
 859         int i;
 860         dlight_t *dl;
 861
 862 // then look for anything else
 863         dl = cl.dlights;
 864         for (i = 0;i < cl.max_dlights;i++, dl++)
 865                 if (!dl->radius)
 866                         break;
 867
 868         // unable to find one
 869         if (i == cl.max_dlights)
 870                 return;
 871
 872         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 873         memset (dl, 0, sizeof(*dl));
 874         cl.num_dlights = max(cl.num_dlights, i + 1);
 875         Matrix4x4_Normalize(&dl->matrix, matrix);
 876         dl->ent = ent;
 877         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
 878         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 879         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
 880         dl->radius = radius;
 881         dl->color[0] = red;
 882         dl->color[1] = green;
 883         dl->color[2] = blue;
 884         dl->initialradius = radius;
 885         dl->initialcolor[0] = red;
 886         dl->initialcolor[1] = green;
 887         dl->initialcolor[2] = blue;
 888         dl->decay = decay / radius; // changed decay to be a percentage decrease
 889         dl->intensity = 1; // this is what gets decayed
 890         if (lifetime)
 891                 dl->die = cl.time + lifetime;
 892         else
 893                 dl->die = 0;
 894         dl->cubemapname[0] = 0;
 895         if (cubemapname && cubemapname[0])
 896                 strlcpy(dl->cubemapname, cubemapname, sizeof(dl->cubemapname));
 897         dl->style = style;
 898         dl->shadow = shadowenable;
 899         dl->corona = corona;
 900         dl->flags = flags;
 901         dl->coronasizescale = coronasizescale;
 902         dl->ambientscale = ambientscale;
 903         dl->diffusescale = diffusescale;
 904         dl->specularscale = specularscale;
 905 }
 906
 907 static void CL_DecayLightFlashes(void)
 908 {
 909         int i, oldmax;
 910         dlight_t *dl;
 911         float time;
 912
 913         time = bound(0, cl.time - cl.oldtime, 0.1);
 914         oldmax = cl.num_dlights;
 915         cl.num_dlights = 0;
 916         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 917         {
 918                 if (dl->radius)
 919                 {
 920                         dl->intensity -= time * dl->decay;
 921                         if (cl.time < dl->die && dl->intensity > 0)
 922                         {
 923                                 if (cl_dlights_decayradius.integer)
 924                                         dl->radius = dl->initialradius * dl->intensity;
 925                                 else
 926                                         dl->radius = dl->initialradius;
 927                                 if (cl_dlights_decaybrightness.integer)
 928                                         VectorScale(dl->initialcolor, dl->intensity, dl->color);
 929                                 else
 930                                         VectorCopy(dl->initialcolor, dl->color);
 931                                 cl.num_dlights = i + 1;
 932                         }
 933                         else
 934                                 dl->radius = 0;
 935                 }
 936         }
 937 }
 938
 939 // called before entity relinking
 940 void CL_RelinkLightFlashes(void)
 941 {
 942         int i, j, k, l;
 943         dlight_t *dl;
 944         float frac, f;
 945         matrix4x4_t tempmatrix;
 946
 947         if (r_dynamic.integer)
 948         {
 949                 for (i = 0, dl = cl.dlights;i < cl.num_dlights && r_refdef.scene.numlights < MAX_DLIGHTS;i++, dl++)
 950                 {
 951                         if (dl->radius)
 952                         {
 953                                 tempmatrix = dl->matrix;
 954                                 Matrix4x4_Scale(&tempmatrix, dl->radius, 1);
 955                                 // we need the corona fading to be persistent
 956                                 R_RTLight_Update(&dl->rtlight, false, &tempmatrix, dl->color, dl->style, dl->cubemapname, dl->shadow, dl->corona, dl->coronasizescale, dl->ambientscale, dl->diffusescale, dl->specularscale, dl->flags);
 957                                 r_refdef.scene.lights[r_refdef.scene.numlights++] = &dl->rtlight;
 958                         }
 959                 }
 960         }
 961
 962         if (!cl.lightstyle)
 963         {
 964                 for (j = 0;j < cl.max_lightstyle;j++)
 965                 {
 966                         r_refdef.scene.rtlightstylevalue[j] = 1;
 967                         r_refdef.scene.lightstylevalue[j] = 256;
 968                 }
 969                 return;
 970         }
 971
 972 // light animations
 973 // 'm' is normal light, 'a' is no light, 'z' is double bright
 974         f = cl.time * 10;
 975         i = (int)floor(f);
 976         frac = f - i;
 977         for (j = 0;j < cl.max_lightstyle;j++)
 978         {
 979                 if (!cl.lightstyle[j].length)
 980                 {
 981                         r_refdef.scene.rtlightstylevalue[j] = 1;
 982                         r_refdef.scene.lightstylevalue[j] = 256;
 983                         continue;
 984                 }
 985                 // static lightstyle "=value"
 986                 if (cl.lightstyle[j].map[0] == '=')
 987                 {
 988                         r_refdef.scene.rtlightstylevalue[j] = atof(cl.lightstyle[j].map + 1);
 989                         if ( r_lerplightstyles.integer || ((int)f - f) < 0.01)
 990                                 r_refdef.scene.lightstylevalue[j] = r_refdef.scene.rtlightstylevalue[j];
 991                         continue;
 992                 }
 993                 k = i % cl.lightstyle[j].length;
 994                 l = (i-1) % cl.lightstyle[j].length;
 995                 k = cl.lightstyle[j].map[k] - 'a';
 996                 l = cl.lightstyle[j].map[l] - 'a';
 997                 // rtlightstylevalue is always interpolated because it has no bad
 998                 // consequences for performance
 999                 // lightstylevalue is subject to a cvar for performance reasons;
1000                 // skipping lightmap updates on most rendered frames substantially
1001                 // improves framerates (but makes light fades look bad)
1002                 r_refdef.scene.rtlightstylevalue[j] = ((k*frac)+(l*(1-frac)))*(22/256.0f);
1003                 r_refdef.scene.lightstylevalue[j] = r_lerplightstyles.integer ? (unsigned short)(((k*frac)+(l*(1-frac)))*22) : k*22;
1004         }
1005 }
1006
1007 static void CL_AddQWCTFFlagModel(entity_t *player, int skin)
1008 {
1009         int frame = player->render.framegroupblend[0].frame;
1010         float f;
1011         entity_render_t *flagrender;
1012         matrix4x4_t flagmatrix;
1013
1014         // this code taken from QuakeWorld
1015         f = 14;
1016         if (frame >= 29 && frame <= 40)
1017         {
1018                 if (frame >= 29 && frame <= 34)
1019                 { //axpain
1020                         if      (frame == 29) f = f + 2;
1021                         else if (frame == 30) f = f + 8;
1022                         else if (frame == 31) f = f + 12;
1023                         else if (frame == 32) f = f + 11;
1024                         else if (frame == 33) f = f + 10;
1025                         else if (frame == 34) f = f + 4;
1026                 }
1027                 else if (frame >= 35 && frame <= 40)
1028                 { // pain
1029                         if      (frame == 35) f = f + 2;
1030                         else if (frame == 36) f = f + 10;
1031                         else if (frame == 37) f = f + 10;
1032                         else if (frame == 38) f = f + 8;
1033                         else if (frame == 39) f = f + 4;
1034                         else if (frame == 40) f = f + 2;
1035                 }
1036         }
1037         else if (frame >= 103 && frame <= 118)
1038         {
1039                 if      (frame >= 103 && frame <= 104) f = f + 6;  //nailattack
1040                 else if (frame >= 105 && frame <= 106) f = f + 6;  //light
1041                 else if (frame >= 107 && frame <= 112) f = f + 7;  //rocketattack
1042                 else if (frame >= 112 && frame <= 118) f = f + 7;  //shotattack
1043         }
1044         // end of code taken from QuakeWorld
1045
1046         flagrender = CL_NewTempEntity(player->render.shadertime);
1047         if (!flagrender)
1048                 return;
1049
1050         flagrender->model = CL_GetModelByIndex(cl.qw_modelindex_flag);
1051         flagrender->skinnum = skin;
1052         flagrender->alpha = 1;
1053         VectorSet(flagrender->colormod, 1, 1, 1);
1054         VectorSet(flagrender->glowmod, 1, 1, 1);
1055         // attach the flag to the player matrix
1056         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
1057         Matrix4x4_Concat(&flagrender->matrix, &player->render.matrix, &flagmatrix);
1058         CL_UpdateRenderEntity(flagrender);
1059 }
1060
1061 matrix4x4_t viewmodelmatrix_withbob;
1062 matrix4x4_t viewmodelmatrix_nobob;
1063
1064 static const vec3_t muzzleflashorigin = {18, 0, 0};
1065
1066 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap)
1067 {
1068         const unsigned char *cbcolor;
1069         if (colormap >= 0)
1070         {
1071                 cbcolor = palette_rgb_pantscolormap[colormap & 0xF];
1072                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_pantscolor);
1073                 cbcolor = palette_rgb_shirtcolormap[(colormap & 0xF0) >> 4];
1074                 VectorScale(cbcolor, (1.0f / 255.0f), ent->colormap_shirtcolor);
1075         }
1076         else
1077         {
1078                 VectorClear(ent->colormap_pantscolor);
1079                 VectorClear(ent->colormap_shirtcolor);
1080         }
1081 }
1082
1083 // note this is a recursive function, recursionlimit should be 32 or so on the initial call
1084 static void CL_UpdateNetworkEntity(entity_t *e, int recursionlimit, qbool interpolate)
1085 {
1086         const matrix4x4_t *matrix;
1087         matrix4x4_t blendmatrix, tempmatrix, matrix2;
1088         int frame;
1089         vec_t origin[3], angles[3], lerp;
1090         entity_t *t;
1091         entity_render_t *r;
1092         //entity_persistent_t *p = &e->persistent;
1093         //entity_render_t *r = &e->render;
1094         // skip inactive entities and world
1095         if (!e->state_current.active || e == cl.entities)
1096                 return;
1097         if (recursionlimit < 1)
1098                 return;
1099         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
1100         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
1101         e->render.flags = e->state_current.flags;
1102         e->render.effects = e->state_current.effects;
1103         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
1104         VectorScale(e->state_current.glowmod, (1.0f / 32.0f), e->render.glowmod);
1105         if(e >= cl.entities && e < cl.entities + cl.num_entities)
1106                 e->render.entitynumber = e - cl.entities;
1107         else
1108                 e->render.entitynumber = 0;
1109         if (e->state_current.flags & RENDER_COLORMAPPED)
1110                 CL_SetEntityColormapColors(&e->render, e->state_current.colormap);
1111         else if (e->state_current.colormap > 0 && e->state_current.colormap <= cl.maxclients && cl.scores != NULL)
1112                 CL_SetEntityColormapColors(&e->render, cl.scores[e->state_current.colormap-1].colors);
1113         else
1114                 CL_SetEntityColormapColors(&e->render, -1);
1115         e->render.skinnum = e->state_current.skin;
1116         if (e->state_current.tagentity)
1117         {
1118                 // attached entity (gun held in player model's hand, etc)
1119                 // if the tag entity is currently impossible, skip it
1120                 if (e->state_current.tagentity >= cl.num_entities)
1121                         return;
1122                 t = cl.entities + e->state_current.tagentity;
1123                 // if the tag entity is inactive, skip it
1124                 if (t->state_current.active)
1125                 {
1126                         // update the parent first
1127                         CL_UpdateNetworkEntity(t, recursionlimit - 1, interpolate);
1128                         r = &t->render;
1129                 }
1130                 else
1131                 {
1132                         // it may still be a CSQC entity... trying to use its
1133                         // info from last render frame (better than nothing)
1134                         if(!cl.csqc_server2csqcentitynumber[e->state_current.tagentity])
1135                                 return;
1136                         r = cl.csqcrenderentities + cl.csqc_server2csqcentitynumber[e->state_current.tagentity];
1137                         if(!r->entitynumber)
1138                                 return; // neither CSQC nor legacy entity... can't attach
1139                 }
1140                 // make relative to the entity
1141                 matrix = &r->matrix;
1142                 // some properties of the tag entity carry over
1143                 e->render.flags |= r->flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
1144                 // if a valid tagindex is used, make it relative to that tag instead
1145                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && r->model)
1146                 {
1147                         if(!Mod_Alias_GetTagMatrix(r->model, r->frameblend, r->skeleton, e->state_current.tagindex - 1, &blendmatrix)) // i.e. no error
1148                         {
1149                                 // concat the tag matrices onto the entity matrix
1150                                 Matrix4x4_Concat(&tempmatrix, &r->matrix, &blendmatrix);
1151                                 // use the constructed tag matrix
1152                                 matrix = &tempmatrix;
1153                         }
1154                 }
1155         }
1156         else if (e->render.flags & RENDER_VIEWMODEL)
1157         {
1158                 // view-relative entity (guns and such)
1159                 if (e->render.effects & EF_NOGUNBOB)
1160                         matrix = &viewmodelmatrix_nobob; // really attached to view
1161                 else
1162                         matrix = &viewmodelmatrix_withbob; // attached to gun bob matrix
1163         }
1164         else
1165         {
1166                 // world-relative entity (the normal kind)
1167                 matrix = &identitymatrix;
1168         }
1169
1170         // movement lerp
1171         // if it's the predicted player entity, update according to client movement
1172         // but don't lerp if going through a teleporter as it causes a bad lerp
1173         // also don't use the predicted location if fixangle was set on both of
1174         // the most recent server messages, as that cause means you are spectating
1175         // someone or watching a cutscene of some sort
1176         if (cl_nolerp.integer || cls.timedemo)
1177                 interpolate = false;
1178         if (e == cl.entities + cl.playerentity && cl.movement_predicted && (!cl.fixangle[1] || !cl.fixangle[0]))
1179         {
1180                 VectorCopy(cl.movement_origin, origin);
1181                 VectorSet(angles, 0, cl.viewangles[1], 0);
1182         }
1183         else if (interpolate && e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1 + cl_lerpexcess.value)
1184         {
1185                 // interpolate the origin and angles
1186                 lerp = max(0, lerp);
1187                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
1188 #if 0
1189                 // this fails at the singularity of euler angles
1190                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
1191                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
1192                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
1193                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
1194                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
1195 #else
1196                 {
1197                         vec3_t f0, u0, f1, u1;
1198                         AngleVectors(e->persistent.oldangles, f0, NULL, u0);
1199                         AngleVectors(e->persistent.newangles, f1, NULL, u1);
1200                         VectorMAM(1-lerp, f0, lerp, f1, f0);
1201                         VectorMAM(1-lerp, u0, lerp, u1, u0);
1202                         AnglesFromVectors(angles, f0, u0, false);
1203                 }
1204 #endif
1205         }
1206         else
1207         {
1208                 // no interpolation
1209                 VectorCopy(e->persistent.neworigin, origin);
1210                 VectorCopy(e->persistent.newangles, angles);
1211         }
1212
1213         // model setup and some modelflags
1214         frame = e->state_current.frame;
1215         e->render.model = CL_GetModelByIndex(e->state_current.modelindex);
1216         if (e->render.model)
1217         {
1218                 if (e->render.skinnum >= e->render.model->numskins)
1219                         e->render.skinnum = 0;
1220                 if (frame >= e->render.model->numframes)
1221                         frame = 0;
1222                 // models can set flags such as EF_ROCKET
1223                 // this 0xFF800000 mask is EF_NOMODELFLAGS plus all the higher EF_ flags such as EF_ROCKET
1224                 if (!(e->render.effects & 0xFF800000))
1225                         e->render.effects |= e->render.model->effects;
1226                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1227                 if (e->render.model->type == mod_alias)
1228                         angles[0] = -angles[0];
1229                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
1230                 {
1231                         VectorScale(e->render.colormod, 2, e->render.colormod);
1232                         VectorScale(e->render.glowmod, 2, e->render.glowmod);
1233                 }
1234         }
1235         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
1236         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1237                 angles[0] = -angles[0];
1238                 // NOTE: this must be synced to SV_GetPitchSign!
1239
1240         if ((e->render.effects & EF_ROTATE) && !(e->render.flags & RENDER_VIEWMODEL))
1241         {
1242                 angles[1] = ANGLEMOD(100*cl.time);
1243                 if (cl_itembobheight.value)
1244                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
1245         }
1246
1247         // animation lerp
1248         e->render.skeleton = NULL;
1249         if (e->render.flags & RENDER_COMPLEXANIMATION)
1250         {
1251                 e->render.framegroupblend[0] = e->state_current.framegroupblend[0];
1252                 e->render.framegroupblend[1] = e->state_current.framegroupblend[1];
1253                 e->render.framegroupblend[2] = e->state_current.framegroupblend[2];
1254                 e->render.framegroupblend[3] = e->state_current.framegroupblend[3];
1255                 if (e->state_current.skeletonobject.model && e->state_current.skeletonobject.relativetransforms)
1256                         e->render.skeleton = &e->state_current.skeletonobject;
1257         }
1258         else if (e->render.framegroupblend[0].frame == frame)
1259         {
1260                 // update frame lerp fraction
1261                 e->render.framegroupblend[0].lerp = 1;
1262                 e->render.framegroupblend[1].lerp = 0;
1263                 if (e->render.framegroupblend[0].start > e->render.framegroupblend[1].start)
1264                 {
1265                         // make sure frame lerp won't last longer than 100ms
1266                         // (this mainly helps with models that use framegroups and
1267                         // switch between them infrequently)
1268                         float maxdelta = cl_lerpanim_maxdelta_server.value;
1269                         if(e->render.model)
1270                         if(e->render.model->animscenes)
1271                         if(e->render.model->animscenes[e->render.framegroupblend[0].frame].framecount > 1 || e->render.model->animscenes[e->render.framegroupblend[1].frame].framecount > 1)
1272                                 maxdelta = cl_lerpanim_maxdelta_framegroups.value;
1273                         maxdelta = max(maxdelta, cl.mtime[0] - cl.mtime[1]);
1274                         e->render.framegroupblend[0].lerp = (cl.time - e->render.framegroupblend[0].start) / min(e->render.framegroupblend[0].start - e->render.framegroupblend[1].start, maxdelta);
1275                         e->render.framegroupblend[0].lerp = bound(0, e->render.framegroupblend[0].lerp, 1);
1276                         e->render.framegroupblend[1].lerp = 1 - e->render.framegroupblend[0].lerp;
1277                 }
1278         }
1279         else
1280         {
1281                 // begin a new frame lerp
1282                 e->render.framegroupblend[1] = e->render.framegroupblend[0];
1283                 e->render.framegroupblend[1].lerp = 1;
1284                 e->render.framegroupblend[0].frame = frame;
1285                 e->render.framegroupblend[0].start = cl.time;
1286                 e->render.framegroupblend[0].lerp = 0;
1287         }
1288
1289         // set up the render matrix
1290         if (matrix)
1291         {
1292                 // attached entity, this requires a matrix multiply (concat)
1293                 // FIXME: e->render.scale should go away
1294                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1295                 // concat the matrices to make the entity relative to its tag
1296                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
1297                 // get the origin from the new matrix
1298                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1299         }
1300         else
1301         {
1302                 // unattached entities are faster to process
1303                 Matrix4x4_CreateFromQuakeEntity(&e->render.matrix, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1304         }
1305
1306         // tenebrae's sprites are all additive mode (weird)
1307         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1308                 e->render.flags |= RENDER_ADDITIVE;
1309         // player model is only shown with chase_active on
1310         if (e->state_current.number == cl.viewentity)
1311                 e->render.flags |= RENDER_EXTERIORMODEL;
1312         // either fullbright or lit
1313         if(!r_fullbright.integer)
1314         {
1315                 if (!(e->render.effects & EF_FULLBRIGHT))
1316                         e->render.flags |= RENDER_LIGHT;
1317         }
1318         // hide player shadow during intermission or nehahra movie
1319         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
1320          && (e->render.alpha >= 1)
1321          && !(e->render.flags & RENDER_VIEWMODEL)
1322          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1323                 e->render.flags |= RENDER_SHADOW;
1324         if (e->render.flags & RENDER_VIEWMODEL)
1325                 e->render.flags |= RENDER_NOSELFSHADOW;
1326         if (e->render.effects & EF_NOSELFSHADOW)
1327                 e->render.flags |= RENDER_NOSELFSHADOW;
1328         if (e->render.effects & EF_NODEPTHTEST)
1329                 e->render.flags |= RENDER_NODEPTHTEST;
1330         if (e->render.effects & EF_ADDITIVE)
1331                 e->render.flags |= RENDER_ADDITIVE;
1332         if (e->render.effects & EF_DOUBLESIDED)
1333                 e->render.flags |= RENDER_DOUBLESIDED;
1334         if (e->render.effects & EF_DYNAMICMODELLIGHT)
1335                 e->render.flags |= RENDER_DYNAMICMODELLIGHT;
1336
1337         // make the other useful stuff
1338         e->render.allowdecals = true;
1339         CL_UpdateRenderEntity(&e->render);
1340 }
1341
1342 // creates light and trails from an entity
1343 static void CL_UpdateNetworkEntityTrail(entity_t *e)
1344 {
1345         effectnameindex_t trailtype;
1346         vec3_t origin;
1347
1348         // bmodels are treated specially since their origin is usually '0 0 0' and
1349         // their actual geometry is far from '0 0 0'
1350         if (e->render.model && e->render.model->soundfromcenter)
1351         {
1352                 vec3_t o;
1353                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1354                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1355         }
1356         else
1357                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1358
1359         // handle particle trails and such effects now that we know where this
1360         // entity is in the world...
1361         trailtype = EFFECT_NONE;
1362         // LadyHavoc: if the entity has no effects, don't check each
1363         if (e->render.effects & (EF_BRIGHTFIELD | EF_FLAME | EF_STARDUST))
1364         {
1365                 if (e->render.effects & EF_BRIGHTFIELD)
1366                 {
1367                         if (IS_NEXUIZ_DERIVED(gamemode))
1368                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1369                         else
1370                                 CL_EntityParticles(e);
1371                 }
1372                 if (e->render.effects & EF_FLAME)
1373                         CL_ParticleTrail(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true, NULL, NULL, 1);
1374                 if (e->render.effects & EF_STARDUST)
1375                         CL_ParticleTrail(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true, NULL, NULL, 1);
1376         }
1377         if (e->render.internaleffects & (INTEF_FLAG1QW | INTEF_FLAG2QW))
1378         {
1379                 // these are only set on player entities
1380                 CL_AddQWCTFFlagModel(e, (e->render.internaleffects & INTEF_FLAG2QW) != 0);
1381         }
1382         // muzzleflash fades over time
1383         if (e->persistent.muzzleflash > 0)
1384                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1385         // LadyHavoc: if the entity has no effects, don't check each
1386         if (e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1387         {
1388                 if (e->render.effects & EF_GIB)
1389                         trailtype = EFFECT_TR_BLOOD;
1390                 else if (e->render.effects & EF_ZOMGIB)
1391                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1392                 else if (e->render.effects & EF_TRACER)
1393                         trailtype = EFFECT_TR_WIZSPIKE;
1394                 else if (e->render.effects & EF_TRACER2)
1395                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1396                 else if (e->render.effects & EF_ROCKET)
1397                         trailtype = EFFECT_TR_ROCKET;
1398                 else if (e->render.effects & EF_GRENADE)
1399                 {
1400                         // LadyHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1401                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1402                 }
1403                 else if (e->render.effects & EF_TRACER3)
1404                         trailtype = EFFECT_TR_VORESPIKE;
1405         }
1406         // do trails
1407         if (e->render.flags & RENDER_GLOWTRAIL)
1408                 trailtype = EFFECT_TR_GLOWTRAIL;
1409         if (e->state_current.traileffectnum)
1410                 trailtype = (effectnameindex_t)e->state_current.traileffectnum;
1411         // check if a trail is allowed (it is not after a teleport for example)
1412         if (trailtype && e->persistent.trail_allowed)
1413         {
1414                 float len;
1415                 vec3_t vel;
1416                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1417                 len = e->state_current.time - e->state_previous.time;
1418                 if (len > 0)
1419                         len = 1.0f / len;
1420                 VectorScale(vel, len, vel);
1421                 // pass time as count so that trails that are time based (such as an emitter) will emit properly as long as they don't use trailspacing
1422                 CL_ParticleTrail(trailtype, bound(0, cl.time - cl.oldtime, 0.1), e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor, false, true, NULL, NULL, 1);
1423         }
1424         // now that the entity has survived one trail update it is allowed to
1425         // leave a real trail on later frames
1426         e->persistent.trail_allowed = true;
1427         VectorCopy(origin, e->persistent.trail_origin);
1428 }
1429
1430
1431 /*
1432 ===============
1433 CL_UpdateViewEntities
1434 ===============
1435 */
1436 void CL_UpdateViewEntities(void)
1437 {
1438         int i;
1439         // update any RENDER_VIEWMODEL entities to use the new view matrix
1440         for (i = 1;i < cl.num_entities;i++)
1441         {
1442                 if (cl.entities_active[i])
1443                 {
1444                         entity_t *ent = cl.entities + i;
1445                         if ((ent->render.flags & RENDER_VIEWMODEL) || ent->state_current.tagentity)
1446                                 CL_UpdateNetworkEntity(ent, 32, true);
1447                 }
1448         }
1449         // and of course the engine viewmodel needs updating as well
1450         CL_UpdateNetworkEntity(&cl.viewent, 32, true);
1451 }
1452
1453 /*
1454 ===============
1455 CL_UpdateNetworkCollisionEntities
1456 ===============
1457 */
1458 static void CL_UpdateNetworkCollisionEntities(void)
1459 {
1460         entity_t *ent;
1461         int i;
1462
1463         // start on the entity after the world
1464         cl.num_brushmodel_entities = 0;
1465         for (i = cl.maxclients + 1;i < cl.num_entities;i++)
1466         {
1467                 if (cl.entities_active[i])
1468                 {
1469                         ent = cl.entities + i;
1470                         if (ent->state_current.active && ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->TraceBox)
1471                         {
1472                                 // do not interpolate the bmodels for this
1473                                 CL_UpdateNetworkEntity(ent, 32, false);
1474                                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = i;
1475                         }
1476                 }
1477         }
1478 }
1479
1480 /*
1481 ===============
1482 CL_UpdateNetworkEntities
1483 ===============
1484 */
1485 static void CL_UpdateNetworkEntities(void)
1486 {
1487         entity_t *ent;
1488         int i;
1489
1490         // start on the entity after the world
1491         for (i = 1;i < cl.num_entities;i++)
1492         {
1493                 if (cl.entities_active[i])
1494                 {
1495                         ent = cl.entities + i;
1496                         if (ent->state_current.active)
1497                         {
1498                                 CL_UpdateNetworkEntity(ent, 32, true);
1499                                 // view models should never create light/trails
1500                                 if (!(ent->render.flags & RENDER_VIEWMODEL))
1501                                         CL_UpdateNetworkEntityTrail(ent);
1502                         }
1503                         else
1504                         {
1505                                 R_DecalSystem_Reset(&ent->render.decalsystem);
1506                                 cl.entities_active[i] = false;
1507                         }
1508                 }
1509         }
1510 }
1511
1512 static void CL_UpdateViewModel(void)
1513 {
1514         entity_t *ent;
1515         ent = &cl.viewent;
1516         ent->state_previous = ent->state_current;
1517         ent->state_current = defaultstate;
1518         ent->state_current.time = cl.time;
1519         ent->state_current.number = (unsigned short)-1;
1520         ent->state_current.active = true;
1521         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1522         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1523         ent->state_current.flags = RENDER_VIEWMODEL;
1524         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1525                 ent->state_current.modelindex = 0;
1526         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1527         {
1528                 if (gamemode == GAME_TRANSFUSION)
1529                         ent->state_current.alpha = 128;
1530                 else
1531                         ent->state_current.modelindex = 0;
1532         }
1533         ent->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
1534         ent->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_FULLBRIGHT | EF_NODEPTHTEST | EF_NOGUNBOB));
1535
1536         // reset animation interpolation on weaponmodel if model changed
1537         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1538         {
1539                 ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
1540                 ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
1541                 ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
1542         }
1543         CL_UpdateNetworkEntity(ent, 32, true);
1544 }
1545
1546 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1547 static void CL_LinkNetworkEntity(entity_t *e)
1548 {
1549         effectnameindex_t trailtype;
1550         vec3_t origin;
1551         vec3_t dlightcolor;
1552         vec_t dlightradius;
1553         char vabuf[1024];
1554
1555         // skip inactive entities and world
1556         if (!e->state_current.active || e == cl.entities)
1557                 return;
1558         if (e->state_current.tagentity)
1559         {
1560                 // if the tag entity is currently impossible, skip it
1561                 if (e->state_current.tagentity >= cl.num_entities)
1562                         return;
1563                 // if the tag entity is inactive, skip it
1564                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1565                 {
1566                         if(!cl.csqc_server2csqcentitynumber[e->state_current.tagentity])
1567                                 return;
1568                         if(!cl.csqcrenderentities[cl.csqc_server2csqcentitynumber[e->state_current.tagentity]].entitynumber)
1569                                 return;
1570                         // if we get here, it's properly csqc networked and attached
1571                 }
1572         }
1573
1574         // create entity dlights associated with this entity
1575         if (e->render.model && e->render.model->soundfromcenter)
1576         {
1577                 // bmodels are treated specially since their origin is usually '0 0 0'
1578                 vec3_t o;
1579                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1580                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1581         }
1582         else
1583                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1584         trailtype = EFFECT_NONE;
1585         dlightradius = 0;
1586         dlightcolor[0] = 0;
1587         dlightcolor[1] = 0;
1588         dlightcolor[2] = 0;
1589         // LadyHavoc: if the entity has no effects, don't check each
1590         if (e->render.effects & (EF_BRIGHTFIELD | EF_DIMLIGHT | EF_BRIGHTLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1591         {
1592                 if (e->render.effects & EF_BRIGHTFIELD)
1593                 {
1594                         if (IS_NEXUIZ_DERIVED(gamemode))
1595                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1596                 }
1597                 if (e->render.effects & EF_DIMLIGHT)
1598                 {
1599                         dlightradius = max(dlightradius, 200);
1600                         dlightcolor[0] += 1.50f;
1601                         dlightcolor[1] += 1.50f;
1602                         dlightcolor[2] += 1.50f;
1603                 }
1604                 if (e->render.effects & EF_BRIGHTLIGHT)
1605                 {
1606                         dlightradius = max(dlightradius, 400);
1607                         dlightcolor[0] += 3.00f;
1608                         dlightcolor[1] += 3.00f;
1609                         dlightcolor[2] += 3.00f;
1610                 }
1611                 // LadyHavoc: more effects
1612                 if (e->render.effects & EF_RED) // red
1613                 {
1614                         dlightradius = max(dlightradius, 200);
1615                         dlightcolor[0] += 1.50f;
1616                         dlightcolor[1] += 0.15f;
1617                         dlightcolor[2] += 0.15f;
1618                 }
1619                 if (e->render.effects & EF_BLUE) // blue
1620                 {
1621                         dlightradius = max(dlightradius, 200);
1622                         dlightcolor[0] += 0.15f;
1623                         dlightcolor[1] += 0.15f;
1624                         dlightcolor[2] += 1.50f;
1625                 }
1626                 if (e->render.effects & EF_FLAME)
1627                         CL_ParticleTrail(EFFECT_EF_FLAME, 1, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false, NULL, NULL, 1);
1628                 if (e->render.effects & EF_STARDUST)
1629                         CL_ParticleTrail(EFFECT_EF_STARDUST, 1, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false, NULL, NULL, 1);
1630         }
1631         // muzzleflash fades over time, and is offset a bit
1632         if (e->persistent.muzzleflash > 0 && r_refdef.scene.numlights < MAX_DLIGHTS)
1633         {
1634                 vec3_t v2;
1635                 vec3_t color;
1636                 trace_t trace;
1637                 matrix4x4_t tempmatrix;
1638                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1639                 trace = CL_TraceLine(origin, v2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, 0, 0, collision_extendmovelength.value, true, false, NULL, false, false);
1640                 Matrix4x4_Normalize(&tempmatrix, &e->render.matrix);
1641                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1642                 Matrix4x4_Scale(&tempmatrix, 150, 1);
1643                 VectorSet(color, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f);
1644                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, color, -1, NULL, true, 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1645                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1646         }
1647         // LadyHavoc: if the model has no flags, don't check each
1648         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1649         {
1650                 if (e->render.effects & EF_GIB)
1651                         trailtype = EFFECT_TR_BLOOD;
1652                 else if (e->render.effects & EF_ZOMGIB)
1653                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1654                 else if (e->render.effects & EF_TRACER)
1655                         trailtype = EFFECT_TR_WIZSPIKE;
1656                 else if (e->render.effects & EF_TRACER2)
1657                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1658                 else if (e->render.effects & EF_ROCKET)
1659                         trailtype = EFFECT_TR_ROCKET;
1660                 else if (e->render.effects & EF_GRENADE)
1661                 {
1662                         // LadyHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1663                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1664                 }
1665                 else if (e->render.effects & EF_TRACER3)
1666                         trailtype = EFFECT_TR_VORESPIKE;
1667         }
1668         // LadyHavoc: customizable glow
1669         if (e->state_current.glowsize)
1670         {
1671                 // * 4 for the expansion from 0-255 to 0-1023 range,
1672                 // / 255 to scale down byte colors
1673                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1674                 VectorMA(dlightcolor, (1.0f / 255.0f), palette_rgb[e->state_current.glowcolor], dlightcolor);
1675         }
1676         // custom rtlight
1677         if ((e->state_current.lightpflags & PFLAGS_FULLDYNAMIC) && r_refdef.scene.numlights < MAX_DLIGHTS)
1678         {
1679                 matrix4x4_t dlightmatrix;
1680                 vec4_t light;
1681                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1682                 light[3] = e->state_current.light[3];
1683                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1684                         VectorSet(light, 1, 1, 1);
1685                 if (light[3] == 0)
1686                         light[3] = 350;
1687                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1688                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1689                 Matrix4x4_Scale(&dlightmatrix, light[3], 1);
1690                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &dlightmatrix, light, e->state_current.lightstyle, e->state_current.skin > 0 ? va(vabuf, sizeof(vabuf), "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);
1691                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1692         }
1693         // make the glow dlight
1694         else if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL) && r_refdef.scene.numlights < MAX_DLIGHTS)
1695         {
1696                 matrix4x4_t dlightmatrix;
1697                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1698                 // hack to make glowing player light shine on their gun
1699                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1700                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1701                 Matrix4x4_Scale(&dlightmatrix, dlightradius, 1);
1702                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &dlightmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1703                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1704         }
1705         // do trail light
1706         if (e->render.flags & RENDER_GLOWTRAIL)
1707                 trailtype = EFFECT_TR_GLOWTRAIL;
1708         if (e->state_current.traileffectnum)
1709                 trailtype = (effectnameindex_t)e->state_current.traileffectnum;
1710         if (trailtype)
1711                 CL_ParticleTrail(trailtype, 1, origin, origin, vec3_origin, vec3_origin, NULL, e->state_current.glowcolor, true, false, NULL, NULL, 1);
1712
1713         // don't show entities with no modelindex (note: this still shows
1714         // entities which have a modelindex that resolved to a NULL model)
1715         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.scene.numentities < r_refdef.scene.maxentities)
1716                 r_refdef.scene.entities[r_refdef.scene.numentities++] = &e->render;
1717         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1718         //      Matrix4x4_Print(&e->render.matrix);
1719 }
1720
1721 static void CL_RelinkWorld(void)
1722 {
1723         entity_t *ent = &cl.entities[0];
1724         // FIXME: this should be done at load
1725         ent->render.matrix = identitymatrix;
1726         ent->render.flags = RENDER_SHADOW;
1727         if (!r_fullbright.integer)
1728                 ent->render.flags |= RENDER_LIGHT;
1729         VectorSet(ent->render.colormod, 1, 1, 1);
1730         VectorSet(ent->render.glowmod, 1, 1, 1);
1731         ent->render.allowdecals = true;
1732         CL_UpdateRenderEntity(&ent->render);
1733         r_refdef.scene.worldentity = &ent->render;
1734         r_refdef.scene.worldmodel = cl.worldmodel;
1735
1736         // if the world is q2bsp, animate the textures
1737         if (ent->render.model && ent->render.model->brush.isq2bsp)
1738                 ent->render.framegroupblend[0].frame = (int)(cl.time * 2.0f);
1739 }
1740
1741 static void CL_RelinkStaticEntities(void)
1742 {
1743         int i;
1744         entity_t *e;
1745         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.scene.numentities < r_refdef.scene.maxentities;i++, e++)
1746         {
1747                 e->render.flags = 0;
1748                 // if the model was not loaded when the static entity was created we
1749                 // need to re-fetch the model pointer
1750                 e->render.model = CL_GetModelByIndex(e->state_baseline.modelindex);
1751                 // either fullbright or lit
1752                 if(!r_fullbright.integer)
1753                 {
1754                         if (!(e->render.effects & EF_FULLBRIGHT))
1755                                 e->render.flags |= RENDER_LIGHT;
1756                 }
1757                 // hide player shadow during intermission or nehahra movie
1758                 if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (e->render.alpha >= 1))
1759                         e->render.flags |= RENDER_SHADOW;
1760                 VectorSet(e->render.colormod, 1, 1, 1);
1761                 VectorSet(e->render.glowmod, 1, 1, 1);
1762                 VM_FrameBlendFromFrameGroupBlend(e->render.frameblend, e->render.framegroupblend, e->render.model, cl.time);
1763                 e->render.allowdecals = true;
1764                 CL_UpdateRenderEntity(&e->render);
1765                 r_refdef.scene.entities[r_refdef.scene.numentities++] = &e->render;
1766         }
1767 }
1768
1769 /*
1770 ===============
1771 CL_RelinkEntities
1772 ===============
1773 */
1774 static void CL_RelinkNetworkEntities(void)
1775 {
1776         entity_t *ent;
1777         int i;
1778
1779         // start on the entity after the world
1780         for (i = 1;i < cl.num_entities;i++)
1781         {
1782                 if (cl.entities_active[i])
1783                 {
1784                         ent = cl.entities + i;
1785                         if (ent->state_current.active)
1786                                 CL_LinkNetworkEntity(ent);
1787                         else
1788                                 cl.entities_active[i] = false;
1789                 }
1790         }
1791 }
1792
1793 static void CL_RelinkEffects(void)
1794 {
1795         int i, intframe;
1796         cl_effect_t *e;
1797         entity_render_t *entrender;
1798         float frame;
1799
1800         for (i = 0, e = cl.effects;i < cl.num_effects;i++, e++)
1801         {
1802                 if (e->active)
1803                 {
1804                         frame = (cl.time - e->starttime) * e->framerate + e->startframe;
1805                         intframe = (int)frame;
1806                         if (intframe < 0 || intframe >= e->endframe)
1807                         {
1808                                 memset(e, 0, sizeof(*e));
1809                                 while (cl.num_effects > 0 && !cl.effects[cl.num_effects - 1].active)
1810                                         cl.num_effects--;
1811                                 continue;
1812                         }
1813
1814                         if (intframe != e->frame)
1815                         {
1816                                 e->frame = intframe;
1817                                 e->frame1time = e->frame2time;
1818                                 e->frame2time = cl.time;
1819                         }
1820
1821                         // if we're drawing effects, get a new temp entity
1822                         // (NewTempEntity adds it to the render entities list for us)
1823                         if (r_draweffects.integer && (entrender = CL_NewTempEntity(e->starttime)))
1824                         {
1825                                 // interpolation stuff
1826                                 entrender->framegroupblend[0].frame = intframe;
1827                                 entrender->framegroupblend[0].lerp = 1 - frame - intframe;
1828                                 entrender->framegroupblend[0].start = e->frame1time;
1829                                 if (intframe + 1 >= e->endframe)
1830                                 {
1831                                         entrender->framegroupblend[1].frame = 0; // disappear
1832                                         entrender->framegroupblend[1].lerp = 0;
1833                                         entrender->framegroupblend[1].start = 0;
1834                                 }
1835                                 else
1836                                 {
1837                                         entrender->framegroupblend[1].frame = intframe + 1;
1838                                         entrender->framegroupblend[1].lerp = frame - intframe;
1839                                         entrender->framegroupblend[1].start = e->frame2time;
1840                                 }
1841
1842                                 // normal stuff
1843                                 entrender->model = e->model;
1844                                 entrender->alpha = 1;
1845                                 VectorSet(entrender->colormod, 1, 1, 1);
1846                                 VectorSet(entrender->glowmod, 1, 1, 1);
1847
1848                                 Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1849                                 CL_UpdateRenderEntity(entrender);
1850                         }
1851                 }
1852         }
1853 }
1854
1855 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1856 {
1857         VectorCopy(b->start, start);
1858         VectorCopy(b->end, end);
1859
1860         // if coming from the player, update the start position
1861         if (b->entity == cl.viewentity)
1862         {
1863                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1864                 {
1865                         // LadyHavoc: this is a stupid hack from Quake that makes your
1866                         // lightning appear to come from your waist and cover less of your
1867                         // view
1868                         // in Quake this hack was applied to all players (causing the
1869                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1870                         // only applies to your own lightning, and only in first person
1871                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1872                 }
1873                 if (cl_beams_instantaimhack.integer)
1874                 {
1875                         vec3_t dir, localend;
1876                         vec_t len;
1877                         // LadyHavoc: this updates the beam direction to match your
1878                         // viewangles
1879                         VectorSubtract(end, start, dir);
1880                         len = VectorLength(dir);
1881                         VectorNormalize(dir);
1882                         VectorSet(localend, len, 0, 0);
1883                         Matrix4x4_Transform(&r_refdef.view.matrix, localend, end);
1884                 }
1885         }
1886 }
1887
1888 void CL_RelinkBeams(void)
1889 {
1890         int i;
1891         beam_t *b;
1892         vec3_t dist, org, start, end;
1893         float d;
1894         entity_render_t *entrender;
1895         double yaw, pitch;
1896         float forward;
1897         matrix4x4_t tempmatrix;
1898
1899         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1900         {
1901                 if (!b->model)
1902                         continue;
1903                 if (b->endtime < cl.time)
1904                 {
1905                         b->model = NULL;
1906                         continue;
1907                 }
1908
1909                 CL_Beam_CalculatePositions(b, start, end);
1910
1911                 if (b->lightning)
1912                 {
1913                         if (cl_beams_lightatend.integer && r_refdef.scene.numlights < MAX_DLIGHTS)
1914                         {
1915                                 // FIXME: create a matrix from the beam start/end orientation
1916                                 vec3_t dlightcolor;
1917                                 VectorSet(dlightcolor, 0.3, 0.7, 1);
1918                                 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, end[0], end[1], end[2], 0, 0, 0, 200);
1919                                 R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &tempmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1920                                 r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1921                         }
1922                         if (cl_beams_polygons.integer)
1923                         {
1924                                 CL_Beam_AddPolygons(b);
1925                                 continue;
1926                         }
1927                 }
1928
1929                 // calculate pitch and yaw
1930                 // (this is similar to the QuakeC builtin function vectoangles)
1931                 VectorSubtract(end, start, dist);
1932                 if (dist[1] == 0 && dist[0] == 0)
1933                 {
1934                         yaw = 0;
1935                         if (dist[2] > 0)
1936                                 pitch = 90;
1937                         else
1938                                 pitch = 270;
1939                 }
1940                 else
1941                 {
1942                         yaw = atan2(dist[1], dist[0]) * 180 / M_PI;
1943                         if (yaw < 0)
1944                                 yaw += 360;
1945
1946                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1947                         pitch = atan2(dist[2], forward) * 180 / M_PI;
1948                         if (pitch < 0)
1949                                 pitch += 360;
1950                 }
1951
1952                 // add new entities for the lightning
1953                 VectorCopy (start, org);
1954                 d = VectorNormalizeLength(dist);
1955                 while (d > 0)
1956                 {
1957                         entrender = CL_NewTempEntity (0);
1958                         if (!entrender)
1959                                 return;
1960                         entrender->model = b->model;
1961                         Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1962                         CL_UpdateRenderEntity(entrender);
1963                         VectorMA(org, 30, dist, org);
1964                         d -= 30;
1965                 }
1966         }
1967
1968         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1969                 cl.num_beams--;
1970 }
1971
1972 static void CL_RelinkQWNails(void)
1973 {
1974         int i;
1975         vec_t *v;
1976         entity_render_t *entrender;
1977
1978         for (i = 0;i < cl.qw_num_nails;i++)
1979         {
1980                 v = cl.qw_nails[i];
1981
1982                 // if we're drawing effects, get a new temp entity
1983                 // (NewTempEntity adds it to the render entities list for us)
1984                 if (!(entrender = CL_NewTempEntity(0)))
1985                         continue;
1986
1987                 // normal stuff
1988                 entrender->model = CL_GetModelByIndex(cl.qw_modelindex_spike);
1989                 entrender->alpha = 1;
1990                 VectorSet(entrender->colormod, 1, 1, 1);
1991                 VectorSet(entrender->glowmod, 1, 1, 1);
1992
1993                 Matrix4x4_CreateFromQuakeEntity(&entrender->matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1994                 CL_UpdateRenderEntity(entrender);
1995         }
1996 }
1997
1998 static void CL_LerpPlayer(float frac)
1999 {
2000         int i;
2001
2002         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
2003         for (i = 0;i < 3;i++)
2004         {
2005                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
2006                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
2007                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
2008         }
2009
2010         // interpolate the angles if playing a demo or spectating someone
2011         if (cls.demoplayback || cl.fixangle[0])
2012         {
2013                 for (i = 0;i < 3;i++)
2014                 {
2015                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
2016                         if (d > 180)
2017                                 d -= 360;
2018                         else if (d < -180)
2019                                 d += 360;
2020                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
2021                 }
2022         }
2023 }
2024
2025 void CSQC_RelinkAllEntities (int drawmask)
2026 {
2027         // link stuff
2028         CL_RelinkWorld();
2029         // the scene mesh is added first for easier debugging (consistent spot in render entities list)
2030         CL_MeshEntities_Scene_AddRenderEntity();
2031         CL_RelinkStaticEntities();
2032         CL_RelinkBeams();
2033         CL_RelinkEffects();
2034         CL_RelinkLightFlashes();
2035
2036         // link stuff
2037         if (drawmask & ENTMASK_ENGINE)
2038         {
2039                 CL_RelinkNetworkEntities();
2040                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
2041                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
2042                 CL_RelinkQWNails();
2043         }
2044
2045         // update view blend
2046         V_CalcViewBlend();
2047 }
2048
2049 /*
2050 ===============
2051 CL_UpdateWorld
2052
2053 Update client game world for a new frame
2054 ===============
2055 */
2056 void CL_UpdateWorld(void)
2057 {
2058         r_refdef.scene.extraupdate = !r_speeds.integer;
2059         r_refdef.scene.numentities = 0;
2060         r_refdef.scene.numlights = 0;
2061         r_refdef.view.matrix = identitymatrix;
2062         r_refdef.view.quality = 1;
2063
2064         cl.num_brushmodel_entities = 0;
2065
2066         if (cls.state == ca_connected && cls.signon == SIGNONS)
2067         {
2068                 // prepare for a new frame
2069                 CL_LerpPlayer(CL_LerpPoint());
2070                 CL_DecayLightFlashes();
2071                 CL_ClearTempEntities();
2072                 V_DriftPitch();
2073                 V_FadeViewFlashs();
2074
2075                 // if prediction is enabled we have to update all the collidable
2076                 // network entities before the prediction code can be run
2077                 CL_UpdateNetworkCollisionEntities();
2078
2079                 // now update the player prediction
2080                 CL_ClientMovement_Replay();
2081
2082                 // update the player entity (which may be predicted)
2083                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity, 32, true);
2084
2085                 // now update the view (which depends on that player entity)
2086                 V_CalcRefdef();
2087
2088                 // now update all the network entities and create particle trails
2089                 // (some entities may depend on the view)
2090                 CL_UpdateNetworkEntities();
2091
2092                 // update the engine-based viewmodel
2093                 CL_UpdateViewModel();
2094
2095                 // when csqc is loaded, it will call this in CSQC_UpdateView
2096                 if (!cl.csqc_loaded)
2097                 {
2098                         // clear the CL_Mesh_Scene() used for some engine effects
2099                         CL_MeshEntities_Scene_Clear();
2100                         // add engine entities and effects
2101                         CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
2102                 }
2103
2104                 // decals, particles, and explosions will be updated during rneder
2105         }
2106
2107         r_refdef.scene.time = cl.time;
2108 }
2109
2110 /*
2111 ======================
2112 CL_Fog_f
2113 ======================
2114 */
2115 static void CL_Fog_f(cmd_state_t *cmd)
2116 {
2117         if (Cmd_Argc (cmd) == 1)
2118         {
2119                 Con_Printf("\"fog\" is \"%f %f %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, r_refdef.fog_height, r_refdef.fog_fadedepth);
2120                 return;
2121         }
2122         FOG_clear(); // so missing values get good defaults
2123         if(Cmd_Argc(cmd) > 1)
2124                 r_refdef.fog_density = atof(Cmd_Argv(cmd, 1));
2125         if(Cmd_Argc(cmd) > 2)
2126                 r_refdef.fog_red = atof(Cmd_Argv(cmd, 2));
2127         if(Cmd_Argc(cmd) > 3)
2128                 r_refdef.fog_green = atof(Cmd_Argv(cmd, 3));
2129         if(Cmd_Argc(cmd) > 4)
2130                 r_refdef.fog_blue = atof(Cmd_Argv(cmd, 4));
2131         if(Cmd_Argc(cmd) > 5)
2132                 r_refdef.fog_alpha = atof(Cmd_Argv(cmd, 5));
2133         if(Cmd_Argc(cmd) > 6)
2134                 r_refdef.fog_start = atof(Cmd_Argv(cmd, 6));
2135         if(Cmd_Argc(cmd) > 7)
2136                 r_refdef.fog_end = atof(Cmd_Argv(cmd, 7));
2137         if(Cmd_Argc(cmd) > 8)
2138                 r_refdef.fog_height = atof(Cmd_Argv(cmd, 8));
2139         if(Cmd_Argc(cmd) > 9)
2140                 r_refdef.fog_fadedepth = atof(Cmd_Argv(cmd, 9));
2141 }
2142
2143 /*
2144 ======================
2145 CL_FogHeightTexture_f
2146 ======================
2147 */
2148 static void CL_Fog_HeightTexture_f(cmd_state_t *cmd)
2149 {
2150         if (Cmd_Argc (cmd) < 11)
2151         {
2152                 Con_Printf("\"fog_heighttexture\" is \"%f %f %f %f %f %f %f %f %f %s\"\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, r_refdef.fog_height, r_refdef.fog_fadedepth, r_refdef.fog_height_texturename);
2153                 return;
2154         }
2155         FOG_clear(); // so missing values get good defaults
2156         r_refdef.fog_density = atof(Cmd_Argv(cmd, 1));
2157         r_refdef.fog_red = atof(Cmd_Argv(cmd, 2));
2158         r_refdef.fog_green = atof(Cmd_Argv(cmd, 3));
2159         r_refdef.fog_blue = atof(Cmd_Argv(cmd, 4));
2160         r_refdef.fog_alpha = atof(Cmd_Argv(cmd, 5));
2161         r_refdef.fog_start = atof(Cmd_Argv(cmd, 6));
2162         r_refdef.fog_end = atof(Cmd_Argv(cmd, 7));
2163         r_refdef.fog_height = atof(Cmd_Argv(cmd, 8));
2164         r_refdef.fog_fadedepth = atof(Cmd_Argv(cmd, 9));
2165         strlcpy(r_refdef.fog_height_texturename, Cmd_Argv(cmd, 10), sizeof(r_refdef.fog_height_texturename));
2166 }
2167
2168
2169 /*
2170 ====================
2171 CL_TimeRefresh_f
2172
2173 For program optimization
2174 ====================
2175 */
2176 static void CL_TimeRefresh_f(cmd_state_t *cmd)
2177 {
2178         int i;
2179         double timestart, timedelta;
2180
2181         r_refdef.scene.extraupdate = false;
2182
2183         timestart = Sys_DirtyTime();
2184         for (i = 0;i < 128;i++)
2185         {
2186                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, r_refdef.view.origin[0], r_refdef.view.origin[1], r_refdef.view.origin[2], 0, i / 128.0 * 360.0, 0, 1);
2187                 r_refdef.view.quality = 1;
2188                 CL_UpdateScreen();
2189         }
2190         timedelta = Sys_DirtyTime() - timestart;
2191
2192         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
2193 }
2194
2195 static void CL_AreaStats_f(cmd_state_t *cmd)
2196 {
2197         World_PrintAreaStats(&cl.world, "client");
2198 }
2199
2200 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point)
2201 {
2202         int i;
2203         cl_locnode_t *loc;
2204         cl_locnode_t *best;
2205         vec3_t nearestpoint;
2206         vec_t dist, bestdist;
2207         best = NULL;
2208         bestdist = 0;
2209         for (loc = cl.locnodes;loc;loc = loc->next)
2210         {
2211                 for (i = 0;i < 3;i++)
2212                         nearestpoint[i] = bound(loc->mins[i], point[i], loc->maxs[i]);
2213                 dist = VectorDistance2(nearestpoint, point);
2214                 if (bestdist > dist || !best)
2215                 {
2216                         bestdist = dist;
2217                         best = loc;
2218                         if (bestdist < 1)
2219                                 break;
2220                 }
2221         }
2222         return best;
2223 }
2224
2225 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point)
2226 {
2227         cl_locnode_t *loc;
2228         loc = CL_Locs_FindNearest(point);
2229         if (loc)
2230                 strlcpy(buffer, loc->name, buffersize);
2231         else
2232                 dpsnprintf(buffer, buffersize, "LOC=%.0f:%.0f:%.0f", point[0], point[1], point[2]);
2233 }
2234
2235 static void CL_Locs_FreeNode(cl_locnode_t *node)
2236 {
2237         cl_locnode_t **pointer, **next;
2238         for (pointer = &cl.locnodes;*pointer;pointer = next)
2239         {
2240                 next = &(*pointer)->next;
2241                 if (*pointer == node)
2242                 {
2243                         *pointer = node->next;
2244                         Mem_Free(node);
2245                         return;
2246                 }
2247         }
2248         Con_Printf("CL_Locs_FreeNode: no such node! (%p)\n", (void *)node);
2249 }
2250
2251 static void CL_Locs_AddNode(vec3_t mins, vec3_t maxs, const char *name)
2252 {
2253         cl_locnode_t *node, **pointer;
2254         int namelen;
2255         if (!name)
2256                 name = "";
2257         namelen = (int)strlen(name);
2258         node = (cl_locnode_t *) Mem_Alloc(cls.levelmempool, sizeof(cl_locnode_t) + namelen + 1);
2259         VectorSet(node->mins, min(mins[0], maxs[0]), min(mins[1], maxs[1]), min(mins[2], maxs[2]));
2260         VectorSet(node->maxs, max(mins[0], maxs[0]), max(mins[1], maxs[1]), max(mins[2], maxs[2]));
2261         node->name = (char *)(node + 1);
2262         memcpy(node->name, name, namelen);
2263         node->name[namelen] = 0;
2264         // link it into the tail of the list to preserve the order
2265         for (pointer = &cl.locnodes;*pointer;pointer = &(*pointer)->next)
2266                 ;
2267         *pointer = node;
2268 }
2269
2270 static void CL_Locs_Add_f(cmd_state_t *cmd)
2271 {
2272         vec3_t mins, maxs;
2273         if (Cmd_Argc(cmd) != 5 && Cmd_Argc(cmd) != 8)
2274         {
2275                 Con_Printf("usage: %s x y z[ x y z] name\n", Cmd_Argv(cmd, 0));
2276                 return;
2277         }
2278         mins[0] = atof(Cmd_Argv(cmd, 1));
2279         mins[1] = atof(Cmd_Argv(cmd, 2));
2280         mins[2] = atof(Cmd_Argv(cmd, 3));
2281         if (Cmd_Argc(cmd) == 8)
2282         {
2283                 maxs[0] = atof(Cmd_Argv(cmd, 4));
2284                 maxs[1] = atof(Cmd_Argv(cmd, 5));
2285                 maxs[2] = atof(Cmd_Argv(cmd, 6));
2286                 CL_Locs_AddNode(mins, maxs, Cmd_Argv(cmd, 7));
2287         }
2288         else
2289                 CL_Locs_AddNode(mins, mins, Cmd_Argv(cmd, 4));
2290 }
2291
2292 static void CL_Locs_RemoveNearest_f(cmd_state_t *cmd)
2293 {
2294         cl_locnode_t *loc;
2295         loc = CL_Locs_FindNearest(r_refdef.view.origin);
2296         if (loc)
2297                 CL_Locs_FreeNode(loc);
2298         else
2299                 Con_Printf("no loc point or box found for your location\n");
2300 }
2301
2302 static void CL_Locs_Clear_f(cmd_state_t *cmd)
2303 {
2304         while (cl.locnodes)
2305                 CL_Locs_FreeNode(cl.locnodes);
2306 }
2307
2308 static void CL_Locs_Save_f(cmd_state_t *cmd)
2309 {
2310         cl_locnode_t *loc;
2311         qfile_t *outfile;
2312         char locfilename[MAX_QPATH];
2313         if (!cl.locnodes)
2314         {
2315                 Con_Printf("No loc points/boxes exist!\n");
2316                 return;
2317         }
2318         if (cls.state != ca_connected || !cl.worldmodel)
2319         {
2320                 Con_Printf("No level loaded!\n");
2321                 return;
2322         }
2323         dpsnprintf(locfilename, sizeof(locfilename), "%s.loc", cl.worldnamenoextension);
2324
2325         outfile = FS_OpenRealFile(locfilename, "w", false);
2326         if (!outfile)
2327                 return;
2328         // if any boxes are used then this is a proquake-format loc file, which
2329         // allows comments, so add some relevant information at the start
2330         for (loc = cl.locnodes;loc;loc = loc->next)
2331                 if (!VectorCompare(loc->mins, loc->maxs))
2332                         break;
2333         if (loc)
2334         {
2335                 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);
2336                 for (loc = cl.locnodes;loc;loc = loc->next)
2337                         if (VectorCompare(loc->mins, loc->maxs))
2338                                 break;
2339                 if (loc)
2340                         Con_Printf(CON_WARN "Warning: writing loc file containing a mixture of qizmo-style points and proquake-style boxes may not work in qizmo or proquake!\n");
2341         }
2342         for (loc = cl.locnodes;loc;loc = loc->next)
2343         {
2344                 if (VectorCompare(loc->mins, loc->maxs))
2345                 {
2346                         int len;
2347                         const char *s;
2348                         const char *in = loc->name;
2349                         char name[MAX_INPUTLINE];
2350                         for (len = 0;len < (int)sizeof(name) - 1 && *in;)
2351                         {
2352                                 if (*in == ' ') {s = "$loc_name_separator";in++;}
2353                                 else if (!strncmp(in, "SSG", 3)) {s = "$loc_name_ssg";in += 3;}
2354                                 else if (!strncmp(in, "NG", 2)) {s = "$loc_name_ng";in += 2;}
2355                                 else if (!strncmp(in, "SNG", 3)) {s = "$loc_name_sng";in += 3;}
2356                                 else if (!strncmp(in, "GL", 2)) {s = "$loc_name_gl";in += 2;}
2357                                 else if (!strncmp(in, "RL", 2)) {s = "$loc_name_rl";in += 2;}
2358                                 else if (!strncmp(in, "LG", 2)) {s = "$loc_name_lg";in += 2;}
2359                                 else if (!strncmp(in, "GA", 2)) {s = "$loc_name_ga";in += 2;}
2360                                 else if (!strncmp(in, "YA", 2)) {s = "$loc_name_ya";in += 2;}
2361                                 else if (!strncmp(in, "RA", 2)) {s = "$loc_name_ra";in += 2;}
2362                                 else if (!strncmp(in, "MEGA", 4)) {s = "$loc_name_mh";in += 4;}
2363                                 else s = NULL;
2364                                 if (s)
2365                                 {
2366                                         while (len < (int)sizeof(name) - 1 && *s)
2367                                                 name[len++] = *s++;
2368                                         continue;
2369                                 }
2370                                 name[len++] = *in++;
2371                         }
2372                         name[len] = 0;
2373                         FS_Printf(outfile, "%.0f %.0f %.0f %s\n", loc->mins[0]*8, loc->mins[1]*8, loc->mins[2]*8, name);
2374                 }
2375                 else
2376                         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);
2377         }
2378         FS_Close(outfile);
2379 }
2380
2381 void CL_Locs_Reload_f(cmd_state_t *cmd)
2382 {
2383         int i, linenumber, limit, len;
2384         const char *s;
2385         char *filedata, *text, *textend, *linestart, *linetext, *lineend;
2386         fs_offset_t filesize;
2387         vec3_t mins, maxs;
2388         char locfilename[MAX_QPATH];
2389         char name[MAX_INPUTLINE];
2390
2391         if (cls.state != ca_connected || !cl.worldmodel)
2392         {
2393                 Con_Printf("No level loaded!\n");
2394                 return;
2395         }
2396
2397         CL_Locs_Clear_f(cmd);
2398
2399         // try maps/something.loc first (LadyHavoc: where I think they should be)
2400         dpsnprintf(locfilename, sizeof(locfilename), "%s.loc", cl.worldnamenoextension);
2401         filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2402         if (!filedata)
2403         {
2404                 // try proquake name as well (LadyHavoc: I hate path mangling)
2405                 dpsnprintf(locfilename, sizeof(locfilename), "locs/%s.loc", cl.worldbasename);
2406                 filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2407                 if (!filedata)
2408                         return;
2409         }
2410         text = filedata;
2411         textend = filedata + filesize;
2412         for (linenumber = 1;text < textend;linenumber++)
2413         {
2414                 linestart = text;
2415                 for (;text < textend && *text != '\r' && *text != '\n';text++)
2416                         ;
2417                 lineend = text;
2418                 if (text + 1 < textend && *text == '\r' && text[1] == '\n')
2419                         text++;
2420                 if (text < textend)
2421                         text++;
2422                 // trim trailing whitespace
2423                 while (lineend > linestart && ISWHITESPACE(lineend[-1]))
2424                         lineend--;
2425                 // trim leading whitespace
2426                 while (linestart < lineend && ISWHITESPACE(*linestart))
2427                         linestart++;
2428                 // check if this is a comment
2429                 if (linestart + 2 <= lineend && !strncmp(linestart, "//", 2))
2430                         continue;
2431                 linetext = linestart;
2432                 limit = 3;
2433                 for (i = 0;i < limit;i++)
2434                 {
2435                         if (linetext >= lineend)
2436                                 break;
2437                         // note: a missing number is interpreted as 0
2438                         if (i < 3)
2439                                 mins[i] = atof(linetext);
2440                         else
2441                                 maxs[i - 3] = atof(linetext);
2442                         // now advance past the number
2443                         while (linetext < lineend && !ISWHITESPACE(*linetext) && *linetext != ',')
2444                                 linetext++;
2445                         // advance through whitespace
2446                         if (linetext < lineend)
2447                         {
2448                                 if (*linetext == ',')
2449                                 {
2450                                         linetext++;
2451                                         limit = 6;
2452                                         // note: comma can be followed by whitespace
2453                                 }
2454                                 if (ISWHITESPACE(*linetext))
2455                                 {
2456                                         // skip whitespace
2457                                         while (linetext < lineend && ISWHITESPACE(*linetext))
2458                                                 linetext++;
2459                                 }
2460                         }
2461                 }
2462                 // if this is a quoted name, remove the quotes
2463                 if (i == 6)
2464                 {
2465                         if (linetext >= lineend || *linetext != '"')
2466                                 continue; // proquake location names are always quoted
2467                         lineend--;
2468                         linetext++;
2469                         len = min(lineend - linetext, (int)sizeof(name) - 1);
2470                         memcpy(name, linetext, len);
2471                         name[len] = 0;
2472                         // add the box to the list
2473                         CL_Locs_AddNode(mins, maxs, name);
2474                 }
2475                 // if a point was parsed, it needs to be scaled down by 8 (since
2476                 // point-based loc files were invented by a proxy which dealt
2477                 // directly with quake protocol coordinates, which are *8), turn
2478                 // it into a box
2479                 else if (i == 3)
2480                 {
2481                         // interpret silly fuhquake macros
2482                         for (len = 0;len < (int)sizeof(name) - 1 && linetext < lineend;)
2483                         {
2484                                 if (*linetext == '$')
2485                                 {
2486                                         if (linetext + 18 <= lineend && !strncmp(linetext, "$loc_name_separator", 19)) {s = " ";linetext += 19;}
2487                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_ssg", 13)) {s = "SSG";linetext += 13;}
2488                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ng", 12)) {s = "NG";linetext += 12;}
2489                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_sng", 13)) {s = "SNG";linetext += 13;}
2490                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_gl", 12)) {s = "GL";linetext += 12;}
2491                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_rl", 12)) {s = "RL";linetext += 12;}
2492                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_lg", 12)) {s = "LG";linetext += 12;}
2493                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ga", 12)) {s = "GA";linetext += 12;}
2494                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ya", 12)) {s = "YA";linetext += 12;}
2495                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ra", 12)) {s = "RA";linetext += 12;}
2496                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_mh", 12)) {s = "MEGA";linetext += 12;}
2497                                         else s = NULL;
2498                                         if (s)
2499                                         {
2500                                                 while (len < (int)sizeof(name) - 1 && *s)
2501                                                         name[len++] = *s++;
2502                                                 continue;
2503                                         }
2504                                 }
2505                                 name[len++] = *linetext++;
2506                         }
2507                         name[len] = 0;
2508                         // add the point to the list
2509                         VectorScale(mins, (1.0 / 8.0), mins);
2510                         CL_Locs_AddNode(mins, mins, name);
2511                 }
2512                 else
2513                         continue;
2514         }
2515 }
2516
2517 entity_t cl_meshentities[NUM_MESHENTITIES];
2518 model_t cl_meshentitymodels[NUM_MESHENTITIES];
2519 const char *cl_meshentitynames[NUM_MESHENTITIES] =
2520 {
2521         "MESH_SCENE",
2522         "MESH_UI",
2523 };
2524
2525 static void CL_MeshEntities_Restart(void)
2526 {
2527         int i;
2528         entity_t *ent;
2529         for (i = 0; i < NUM_MESHENTITIES; i++)
2530         {
2531                 ent = cl_meshentities + i;
2532                 Mod_Mesh_Destroy(ent->render.model);
2533                 Mod_Mesh_Create(ent->render.model, cl_meshentitynames[i]);
2534         }
2535 }
2536
2537 static void CL_MeshEntities_Start(void)
2538 {
2539         int i;
2540         entity_t *ent;
2541         for(i = 0; i < NUM_MESHENTITIES; i++)
2542         {
2543                 ent = cl_meshentities + i;
2544                 Mod_Mesh_Create(ent->render.model, cl_meshentitynames[i]);
2545         }
2546 }
2547
2548 static void CL_MeshEntities_Shutdown(void)
2549 {
2550         int i;
2551         entity_t *ent;
2552         for(i = 0; i < NUM_MESHENTITIES; i++)
2553         {
2554                 ent = cl_meshentities + i;
2555                 Mod_Mesh_Destroy(ent->render.model);
2556         }
2557 }
2558
2559 void CL_MeshEntities_Init(void)
2560 {
2561         int i;
2562         entity_t *ent;
2563         for (i = 0; i < NUM_MESHENTITIES; i++)
2564         {
2565                 ent = cl_meshentities + i;
2566                 ent->state_current.active = true;
2567                 ent->render.model = cl_meshentitymodels + i;
2568                 Mod_Mesh_Create(ent->render.model, cl_meshentitynames[i]);
2569                 ent->render.alpha = 1;
2570                 ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
2571                 ent->render.framegroupblend[0].lerp = 1;
2572                 ent->render.frameblend[0].lerp = 1;
2573                 VectorSet(ent->render.colormod, 1, 1, 1);
2574                 VectorSet(ent->render.glowmod, 1, 1, 1);
2575                 VectorSet(ent->render.custommodellight_ambient, 1, 1, 1);
2576                 VectorSet(ent->render.custommodellight_diffuse, 0, 0, 0);
2577                 VectorSet(ent->render.custommodellight_lightdir, 0, 0, 1);
2578                 VectorSet(ent->render.render_fullbright, 1, 1, 1);
2579                 VectorSet(ent->render.render_glowmod, 0, 0, 0);
2580                 VectorSet(ent->render.render_modellight_ambient, 1, 1, 1);
2581                 VectorSet(ent->render.render_modellight_diffuse, 0, 0, 0);
2582                 VectorSet(ent->render.render_modellight_specular, 0, 0, 0);
2583                 VectorSet(ent->render.render_modellight_lightdir_world, 0, 0, 1);
2584                 VectorSet(ent->render.render_modellight_lightdir_local, 0, 0, 1); // local doesn't matter because no diffuse/specular color
2585                 VectorSet(ent->render.render_lightmap_ambient, 0, 0, 0);
2586                 VectorSet(ent->render.render_lightmap_diffuse, 1, 1, 1);
2587                 VectorSet(ent->render.render_lightmap_specular, 1, 1, 1);
2588                 VectorSet(ent->render.render_rtlight_diffuse, 1, 1, 1);
2589                 VectorSet(ent->render.render_rtlight_specular, 1, 1, 1);
2590
2591                 Matrix4x4_CreateIdentity(&ent->render.matrix);
2592                 CL_UpdateRenderEntity(&ent->render);
2593         }
2594         cl_meshentities[MESH_UI].render.flags = RENDER_NOSELFSHADOW;
2595         R_RegisterModule("CL_MeshEntities", CL_MeshEntities_Start, CL_MeshEntities_Shutdown, CL_MeshEntities_Restart, CL_MeshEntities_Restart, CL_MeshEntities_Restart);
2596 }
2597
2598 void CL_MeshEntities_Scene_Clear(void)
2599 {
2600         Mod_Mesh_Reset(CL_Mesh_Scene());
2601 }
2602
2603 void CL_MeshEntities_Scene_AddRenderEntity(void)
2604 {
2605         entity_t* ent = &cl_meshentities[MESH_SCENE];
2606         r_refdef.scene.entities[r_refdef.scene.numentities++] = &ent->render;
2607 }
2608
2609 void CL_MeshEntities_Scene_FinalizeRenderEntity(void)
2610 {
2611         entity_t *ent = &cl_meshentities[MESH_SCENE];
2612         Mod_Mesh_Finalize(ent->render.model);
2613         VectorCopy(ent->render.model->normalmins, ent->render.mins);
2614         VectorCopy(ent->render.model->normalmaxs, ent->render.maxs);
2615 }
2616
2617 extern cvar_t r_overheadsprites_pushback;
2618 extern cvar_t r_fullbright_directed_pitch_relative;
2619 extern cvar_t r_fullbright_directed_pitch;
2620 extern cvar_t r_fullbright_directed_ambient;
2621 extern cvar_t r_fullbright_directed_diffuse;
2622 extern cvar_t r_fullbright_directed;
2623 extern cvar_t r_hdr_glowintensity;
2624
2625 static void CL_UpdateEntityShading_GetDirectedFullbright(vec3_t ambient, vec3_t diffuse, vec3_t worldspacenormal)
2626 {
2627         vec3_t angles;
2628
2629         VectorSet(ambient, r_fullbright_directed_ambient.value, r_fullbright_directed_ambient.value, r_fullbright_directed_ambient.value);
2630         VectorSet(diffuse, r_fullbright_directed_diffuse.value, r_fullbright_directed_diffuse.value, r_fullbright_directed_diffuse.value);
2631
2632         // Use cl.viewangles and not r_refdef.view.forward here so it is the
2633         // same for all stereo views, and to better handle pitches outside
2634         // [-90, 90] (in_pitch_* cvars allow that).
2635         VectorCopy(cl.viewangles, angles);
2636         if (r_fullbright_directed_pitch_relative.integer) {
2637                 angles[PITCH] += r_fullbright_directed_pitch.value;
2638         }
2639         else {
2640                 angles[PITCH] = r_fullbright_directed_pitch.value;
2641         }
2642         AngleVectors(angles, worldspacenormal, NULL, NULL);
2643         VectorNegate(worldspacenormal, worldspacenormal);
2644 }
2645
2646 static void CL_UpdateEntityShading_Entity(entity_render_t *ent)
2647 {
2648         float shadingorigin[3], a[3], c[3], dir[3];
2649         int q;
2650
2651         for (q = 0; q < 3; q++)
2652                 a[q] = c[q] = dir[q] = 0;
2653
2654         ent->render_lightgrid = false;
2655         ent->render_modellight_forced = false;
2656         ent->render_rtlight_disabled = false;
2657
2658         // pick an appropriate value for render_modellight_origin - if this is an
2659         // attachment we want to use the parent's render_modellight_origin so that
2660         // shading is the same (also important for r_shadows to cast shadows in the
2661         // same direction)
2662         if (VectorLength2(ent->custommodellight_origin))
2663         {
2664                 // CSQC entities always provide this (via CL_GetTagMatrix)
2665                 for (q = 0; q < 3; q++)
2666                         shadingorigin[q] = ent->custommodellight_origin[q];
2667         }
2668         else if (ent->entitynumber > 0 && ent->entitynumber < cl.num_entities)
2669         {
2670                 // network entity - follow attachment chain back to a root entity,
2671                 int entnum = ent->entitynumber, recursion;
2672                 for (recursion = 32; recursion > 0; --recursion)
2673                 {
2674                         int parentnum = cl.entities[entnum].state_current.tagentity;
2675                         if (parentnum < 1 || parentnum >= cl.num_entities || !cl.entities_active[parentnum])
2676                                 break;
2677                         entnum = parentnum;
2678                 }
2679                 // grab the root entity's origin
2680                 Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, shadingorigin);
2681         }
2682         else
2683         {
2684                 // not a CSQC entity (which sets custommodellight_origin), not a network
2685                 // entity - so it's probably not attached to anything
2686                 Matrix4x4_OriginFromMatrix(&ent->matrix, shadingorigin);
2687         }
2688
2689         if (!(ent->flags & RENDER_LIGHT) || r_fullbright.integer)
2690         {
2691                 // intentionally EF_FULLBRIGHT entity
2692                 // the only type that is not scaled by r_refdef.scene.lightmapintensity
2693                 // CSQC can still provide its own customized modellight values
2694                 ent->render_rtlight_disabled = true;
2695                 ent->render_modellight_forced = true;
2696                 if (ent->flags & RENDER_CUSTOMIZEDMODELLIGHT)
2697                 {
2698                         // custom colors provided by CSQC
2699                         for (q = 0; q < 3; q++)
2700                         {
2701                                 a[q] = ent->custommodellight_ambient[q];
2702                                 c[q] = ent->custommodellight_diffuse[q];
2703                                 dir[q] = ent->custommodellight_lightdir[q];
2704                         }
2705                 }
2706                 else if (r_fullbright_directed.integer)
2707                         CL_UpdateEntityShading_GetDirectedFullbright(a, c, dir);
2708                 else
2709                         for (q = 0; q < 3; q++)
2710                                 a[q] = 1;
2711         }
2712         else
2713         {
2714                 // fetch the lighting from the worldmodel data
2715
2716                 // CSQC can provide its own customized modellight values
2717                 if (ent->flags & RENDER_CUSTOMIZEDMODELLIGHT)
2718                 {
2719                         ent->render_modellight_forced = true;
2720                         for (q = 0; q < 3; q++)
2721                         {
2722                                 a[q] = ent->custommodellight_ambient[q];
2723                                 c[q] = ent->custommodellight_diffuse[q];
2724                                 dir[q] = ent->custommodellight_lightdir[q];
2725                         }
2726                 }
2727                 else if (ent->model->type == mod_sprite && !(ent->model->data_textures[0].basematerialflags & MATERIALFLAG_FULLBRIGHT))
2728                 {
2729                         if (ent->model->sprite.sprnum_type == SPR_OVERHEAD) // apply offset for overhead sprites
2730                                 shadingorigin[2] = shadingorigin[2] + r_overheadsprites_pushback.value;
2731                         R_CompleteLightPoint(a, c, dir, shadingorigin, LP_LIGHTMAP | LP_RTWORLD | LP_DYNLIGHT, r_refdef.scene.lightmapintensity, r_refdef.scene.ambientintensity);
2732                         ent->render_modellight_forced = true;
2733                         ent->render_rtlight_disabled = true;
2734                 }
2735                 else if (((ent->model && !ent->model->lit) || (ent->model == r_refdef.scene.worldmodel ? mod_q3bsp_lightgrid_world_surfaces.integer : mod_q3bsp_lightgrid_bsp_surfaces.integer))
2736                         && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->lit && r_refdef.scene.worldmodel->brushq3.lightgridtexture && mod_q3bsp_lightgrid_texture.integer)
2737                 {
2738                         ent->render_lightgrid = true;
2739                         // no need to call R_CompleteLightPoint as we base it on render_lightmap_*
2740                 }
2741                 else if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->lit && r_refdef.scene.worldmodel->brush.LightPoint)
2742                         R_CompleteLightPoint(a, c, dir, shadingorigin, LP_LIGHTMAP, r_refdef.scene.lightmapintensity, r_refdef.scene.ambientintensity);
2743                 else if (r_fullbright_directed.integer)
2744                         CL_UpdateEntityShading_GetDirectedFullbright(a, c, dir);
2745                 else
2746                         R_CompleteLightPoint(a, c, dir, shadingorigin, LP_LIGHTMAP, r_refdef.scene.lightmapintensity, r_refdef.scene.ambientintensity);
2747         }
2748
2749         for (q = 0; q < 3; q++)
2750         {
2751                 ent->render_fullbright[q] = ent->colormod[q];
2752                 ent->render_glowmod[q] = ent->glowmod[q] * r_hdr_glowintensity.value;
2753                 ent->render_modellight_ambient[q] = a[q] * ent->colormod[q];
2754                 ent->render_modellight_diffuse[q] = c[q] * ent->colormod[q];
2755                 ent->render_modellight_specular[q] = c[q];
2756                 ent->render_modellight_lightdir_world[q] = dir[q];
2757                 ent->render_lightmap_ambient[q] = ent->colormod[q] * r_refdef.scene.ambientintensity;
2758                 ent->render_lightmap_diffuse[q] = ent->colormod[q] * r_refdef.scene.lightmapintensity;
2759                 ent->render_lightmap_specular[q] = r_refdef.scene.lightmapintensity;
2760                 ent->render_rtlight_diffuse[q] = ent->colormod[q];
2761                 ent->render_rtlight_specular[q] = 1;
2762         }
2763
2764         // these flags disable code paths, make sure it's obvious if they're ignored by storing 0 1 2
2765         if (ent->render_modellight_forced)
2766                 for (q = 0; q < 3; q++)
2767                         ent->render_lightmap_ambient[q] = ent->render_lightmap_diffuse[q] = ent->render_lightmap_specular[q] = q;
2768         if (ent->render_rtlight_disabled)
2769                 for (q = 0; q < 3; q++)
2770                         ent->render_rtlight_diffuse[q] = ent->render_rtlight_specular[q] = q;
2771
2772         if (VectorLength2(ent->render_modellight_lightdir_world) == 0)
2773                 VectorSet(ent->render_modellight_lightdir_world, 0, 0, 1); // have to set SOME valid vector here
2774         VectorNormalize(ent->render_modellight_lightdir_world);
2775         // transform into local space for the entity as well
2776         Matrix4x4_Transform3x3(&ent->inversematrix, ent->render_modellight_lightdir_world, ent->render_modellight_lightdir_local);
2777         VectorNormalize(ent->render_modellight_lightdir_local);
2778 }
2779
2780
2781 void CL_UpdateEntityShading(void)
2782 {
2783         int i;
2784         CL_UpdateEntityShading_Entity(r_refdef.scene.worldentity);
2785         for (i = 0; i < r_refdef.scene.numentities; i++)
2786                 CL_UpdateEntityShading_Entity(r_refdef.scene.entities[i]);
2787 }
2788
2789 qbool vid_opened = false;
2790 void CL_StartVideo(void)
2791 {
2792         if (!vid_opened && cls.state != ca_dedicated)
2793         {
2794                 vid_opened = true;
2795 #ifdef WIN32
2796                 // make sure we open sockets before opening video because the Windows Firewall "unblock?" dialog can screw up the graphics context on some graphics drivers
2797                 NetConn_UpdateSockets();
2798 #endif
2799                 VID_Start();
2800                 CDAudio_Startup();
2801         }
2802 }
2803
2804 extern cvar_t host_framerate;
2805 extern cvar_t host_speeds;
2806
2807 double CL_Frame (double time)
2808 {
2809         static double clframetime;
2810         static double cl_timer = 0;
2811         static double time1 = 0, time2 = 0, time3 = 0;
2812         int pass1, pass2, pass3;
2813
2814         CL_VM_PreventInformationLeaks();
2815
2816         // get new key events
2817         Key_EventQueue_Unblock();
2818         SndSys_SendKeyEvents();
2819         Sys_SendKeyEvents();
2820
2821         /*
2822          * If the accumulator hasn't become positive, don't
2823          * run the frame. Everything that happens before this
2824          * point will happen even if we're sleeping this frame.
2825          */
2826         if((cl_timer += time) < 0)
2827                 return cl_timer;
2828
2829         // limit the frametime steps to no more than 100ms each
2830         if (cl_timer > 0.1)
2831                 cl_timer = 0.1;
2832
2833         if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo || ((vid_activewindow ? cl_maxfps : cl_maxidlefps).value < 1)))
2834         {
2835                 R_TimeReport("---");
2836                 Collision_Cache_NewFrame();
2837                 R_TimeReport("photoncache");
2838 #ifdef CONFIG_VIDEO_CAPTURE
2839                 // decide the simulation time
2840                 if (cls.capturevideo.active)
2841                 {
2842                         //***
2843                         if (cls.capturevideo.realtime)
2844                                 clframetime = cl.realframetime = max(time, 1.0 / cls.capturevideo.framerate);
2845                         else
2846                         {
2847                                 clframetime = 1.0 / cls.capturevideo.framerate;
2848                                 cl.realframetime = max(time, clframetime);
2849                         }
2850                 }
2851                 else if (vid_activewindow && cl_maxfps.value >= 1 && !cls.timedemo)
2852
2853 #else
2854                 if (vid_activewindow && cl_maxfps.value >= 1 && !cls.timedemo)
2855 #endif
2856                 {
2857                         clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxfps.value);
2858                         // when running slow, we need to sleep to keep input responsive
2859                         if (cl_maxfps_alwayssleep.value > 0)
2860                                 Sys_Sleep((int)bound(0, cl_maxfps_alwayssleep.value * 1000, 100000));
2861                 }
2862                 else if (!vid_activewindow && cl_maxidlefps.value >= 1 && !cls.timedemo)
2863                         clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxidlefps.value);
2864                 else
2865                         clframetime = cl.realframetime = cl_timer;
2866
2867                 // apply slowmo scaling
2868                 clframetime *= cl.movevars_timescale;
2869                 // scale playback speed of demos by slowmo cvar
2870                 if (cls.demoplayback)
2871                 {
2872                         clframetime *= host_timescale.value;
2873                         // if demo playback is paused, don't advance time at all
2874                         if (cls.demopaused)
2875                                 clframetime = 0;
2876                 }
2877                 else
2878                 {
2879                         // host_framerate overrides all else
2880                         if (host_framerate.value)
2881                                 clframetime = host_framerate.value;
2882
2883                         if (cl.paused || host.paused)
2884                                 clframetime = 0;
2885                 }
2886
2887                 if (cls.timedemo)
2888                         clframetime = cl.realframetime = cl_timer;
2889
2890                 // deduct the frame time from the accumulator
2891                 cl_timer -= cl.realframetime;
2892
2893                 cl.oldtime = cl.time;
2894                 cl.time += clframetime;
2895
2896                 // update video
2897                 if (host_speeds.integer)
2898                         time1 = Sys_DirtyTime();
2899                 R_TimeReport("pre-input");
2900
2901                 // Collect input into cmd
2902                 CL_Input();
2903
2904                 R_TimeReport("input");
2905
2906                 // check for new packets
2907                 NetConn_ClientFrame();
2908
2909                 // read a new frame from a demo if needed
2910                 CL_ReadDemoMessage();
2911                 R_TimeReport("clientnetwork");
2912
2913                 // now that packets have been read, send input to server
2914                 CL_SendMove();
2915                 R_TimeReport("sendmove");
2916
2917                 // update client world (interpolate entities, create trails, etc)
2918                 CL_UpdateWorld();
2919                 R_TimeReport("lerpworld");
2920
2921                 CL_Video_Frame();
2922
2923                 R_TimeReport("client");
2924
2925                 CL_UpdateScreen();
2926                 R_TimeReport("render");
2927
2928                 if (host_speeds.integer)
2929                         time2 = Sys_DirtyTime();
2930
2931                 // update audio
2932                 if(cl.csqc_usecsqclistener)
2933                 {
2934                         S_Update(&cl.csqc_listenermatrix);
2935                         cl.csqc_usecsqclistener = false;
2936                 }
2937                 else
2938                         S_Update(&r_refdef.view.matrix);
2939
2940                 CDAudio_Update();
2941                 R_TimeReport("audio");
2942
2943                 // reset gathering of mouse input
2944                 in_mouse_x = in_mouse_y = 0;
2945
2946                 if (host_speeds.integer)
2947                 {
2948                         pass1 = (int)((time1 - time3)*1000000);
2949                         time3 = Sys_DirtyTime();
2950                         pass2 = (int)((time2 - time1)*1000000);
2951                         pass3 = (int)((time3 - time2)*1000000);
2952                         Con_Printf("%6ius total %6ius server %6ius gfx %6ius snd\n",
2953                                                 pass1+pass2+pass3, pass1, pass2, pass3);
2954                 }
2955         }
2956         // if there is some time remaining from this frame, reset the timer
2957         return cl_timer >= 0 ? 0 : cl_timer;
2958 }
2959
2960 /*
2961 ===========
2962 CL_Shutdown
2963 ===========
2964 */
2965 void CL_Shutdown (void)
2966 {
2967         // be quiet while shutting down
2968         S_StopAllSounds();
2969
2970         // disconnect client from server if active
2971         CL_Disconnect();
2972
2973         CL_Video_Shutdown();
2974
2975 #ifdef CONFIG_MENU
2976         // Shutdown menu
2977         if(MR_Shutdown)
2978                 MR_Shutdown();
2979 #endif
2980
2981         CDAudio_Shutdown ();
2982         S_Terminate ();
2983
2984         R_Modules_Shutdown();
2985         VID_Shutdown();
2986
2987         CL_Screen_Shutdown();
2988         CL_Particles_Shutdown();
2989         CL_Parse_Shutdown();
2990         CL_MeshEntities_Shutdown();
2991
2992         Key_Shutdown();
2993         S_Shutdown();
2994
2995         Mem_FreePool (&cls.permanentmempool);
2996         Mem_FreePool (&cls.levelmempool);
2997 }
2998
2999 /*
3000 =================
3001 CL_Init
3002 =================
3003 */
3004 void CL_Init (void)
3005 {
3006         if (cls.state == ca_dedicated)
3007         {
3008                 Cmd_AddCommand(CF_SERVER, "disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
3009         }
3010         else
3011         {
3012                 Con_Printf("Initializing client\n");
3013
3014                 Cvar_SetValueQuick(&host_isclient, 1);
3015
3016                 R_Modules_Init();
3017                 Palette_Init();
3018 #ifdef CONFIG_MENU
3019                 MR_Init_Commands();
3020 #endif
3021                 VID_Shared_Init();
3022                 VID_Init();
3023                 Render_Init();
3024                 S_Init();
3025                 CDAudio_Init();
3026                 Key_Init();
3027                 V_Init();
3028
3029                 cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
3030                 cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
3031
3032                 memset(&r_refdef, 0, sizeof(r_refdef));
3033                 // max entities sent to renderer per frame
3034                 r_refdef.scene.maxentities = MAX_EDICTS + 256 + 512;
3035                 r_refdef.scene.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.scene.maxentities);
3036
3037                 // max temp entities
3038                 r_refdef.scene.maxtempentities = MAX_TEMPENTITIES;
3039                 r_refdef.scene.tempentities = (entity_render_t *)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t) * r_refdef.scene.maxtempentities);
3040
3041                 CL_InitInput ();
3042
3043         //
3044         // register our commands
3045         //
3046                 CL_InitCommands();
3047
3048                 Cvar_RegisterVariable (&cl_upspeed);
3049                 Cvar_RegisterVariable (&cl_forwardspeed);
3050                 Cvar_RegisterVariable (&cl_backspeed);
3051                 Cvar_RegisterVariable (&cl_sidespeed);
3052                 Cvar_RegisterVariable (&cl_movespeedkey);
3053                 Cvar_RegisterVariable (&cl_yawspeed);
3054                 Cvar_RegisterVariable (&cl_pitchspeed);
3055                 Cvar_RegisterVariable (&cl_anglespeedkey);
3056                 Cvar_RegisterVariable (&cl_shownet);
3057                 Cvar_RegisterVariable (&cl_nolerp);
3058                 Cvar_RegisterVariable (&cl_lerpexcess);
3059                 Cvar_RegisterVariable (&cl_lerpanim_maxdelta_server);
3060                 Cvar_RegisterVariable (&cl_lerpanim_maxdelta_framegroups);
3061                 Cvar_RegisterVariable (&cl_deathfade);
3062                 Cvar_RegisterVariable (&lookspring);
3063                 Cvar_RegisterVariable (&lookstrafe);
3064                 Cvar_RegisterVariable (&sensitivity);
3065                 Cvar_RegisterVariable (&freelook);
3066
3067                 Cvar_RegisterVariable (&m_pitch);
3068                 Cvar_RegisterVariable (&m_yaw);
3069                 Cvar_RegisterVariable (&m_forward);
3070                 Cvar_RegisterVariable (&m_side);
3071
3072                 Cvar_RegisterVariable (&cl_itembobspeed);
3073                 Cvar_RegisterVariable (&cl_itembobheight);
3074
3075                 CL_Demo_Init();
3076
3077                 Cmd_AddCommand(CF_CLIENT, "entities", CL_PrintEntities_f, "print information on network entities known to client");
3078                 Cmd_AddCommand(CF_CLIENT, "disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
3079                 Cmd_AddCommand(CF_CLIENT, "connect", CL_Connect_f, "connect to a server by IP address or hostname");
3080                 Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "reconnect", CL_Reconnect_f, "reconnect to the last server you were on, or resets a quakeworld connection (do not use if currently playing on a netquake server)");
3081
3082                 // Support Client-side Model Index List
3083                 Cmd_AddCommand(CF_CLIENT, "cl_modelindexlist", CL_ModelIndexList_f, "list information on all models in the client modelindex");
3084                 // Support Client-side Sound Index List
3085                 Cmd_AddCommand(CF_CLIENT, "cl_soundindexlist", CL_SoundIndexList_f, "list all sounds in the client soundindex");
3086
3087                 Cmd_AddCommand(CF_CLIENT, "fog", CL_Fog_f, "set global fog parameters (density red green blue [alpha [mindist [maxdist [top [fadedepth]]]]])");
3088                 Cmd_AddCommand(CF_CLIENT, "fog_heighttexture", CL_Fog_HeightTexture_f, "set global fog parameters (density red green blue alpha mindist maxdist top depth textures/mapname/fogheight.tga)");
3089
3090                 Cmd_AddCommand(CF_CLIENT, "cl_areastats", CL_AreaStats_f, "prints statistics on entity culling during collision traces");
3091
3092                 Cvar_RegisterVariable(&r_draweffects);
3093                 Cvar_RegisterVariable(&cl_explosions_alpha_start);
3094                 Cvar_RegisterVariable(&cl_explosions_alpha_end);
3095                 Cvar_RegisterVariable(&cl_explosions_size_start);
3096                 Cvar_RegisterVariable(&cl_explosions_size_end);
3097                 Cvar_RegisterVariable(&cl_explosions_lifetime);
3098                 Cvar_RegisterVariable(&cl_stainmaps);
3099                 Cvar_RegisterVariable(&cl_stainmaps_clearonload);
3100                 Cvar_RegisterVariable(&cl_beams_polygons);
3101                 Cvar_RegisterVariable(&cl_beams_quakepositionhack);
3102                 Cvar_RegisterVariable(&cl_beams_instantaimhack);
3103                 Cvar_RegisterVariable(&cl_beams_lightatend);
3104                 Cvar_RegisterVariable(&cl_noplayershadow);
3105                 Cvar_RegisterVariable(&cl_dlights_decayradius);
3106                 Cvar_RegisterVariable(&cl_dlights_decaybrightness);
3107
3108                 Cvar_RegisterVariable(&cl_prydoncursor);
3109                 Cvar_RegisterVariable(&cl_prydoncursor_notrace);
3110
3111                 Cvar_RegisterVariable(&cl_deathnoviewmodel);
3112
3113                 // for QW connections
3114                 Cvar_RegisterVariable(&qport);
3115                 Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
3116
3117                 Cmd_AddCommand(CF_CLIENT, "timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
3118
3119                 Cvar_RegisterVariable(&cl_locs_enable);
3120                 Cvar_RegisterVariable(&cl_locs_show);
3121                 Cmd_AddCommand(CF_CLIENT, "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)");
3122                 Cmd_AddCommand(CF_CLIENT, "locs_removenearest", CL_Locs_RemoveNearest_f, "remove the nearest point or box (note: you need to be very near a box to remove it)");
3123                 Cmd_AddCommand(CF_CLIENT, "locs_clear", CL_Locs_Clear_f, "remove all loc points/boxes");
3124                 Cmd_AddCommand(CF_CLIENT, "locs_reload", CL_Locs_Reload_f, "reload .loc file for this map");
3125                 Cmd_AddCommand(CF_CLIENT, "locs_save", CL_Locs_Save_f, "save .loc file for this map containing currently defined points and boxes");
3126
3127                 Cvar_RegisterVariable(&csqc_polygons_defaultmaterial_nocullface);
3128
3129                 Cvar_RegisterVariable (&cl_minfps);
3130                 Cvar_RegisterVariable (&cl_minfps_fade);
3131                 Cvar_RegisterVariable (&cl_minfps_qualitymax);
3132                 Cvar_RegisterVariable (&cl_minfps_qualitymin);
3133                 Cvar_RegisterVariable (&cl_minfps_qualitystepmax);
3134                 Cvar_RegisterVariable (&cl_minfps_qualityhysteresis);
3135                 Cvar_RegisterVariable (&cl_minfps_qualitymultiply);
3136                 Cvar_RegisterVariable (&cl_minfps_force);
3137                 Cvar_RegisterVariable (&cl_maxfps);
3138                 Cvar_RegisterVariable (&cl_maxfps_alwayssleep);
3139                 Cvar_RegisterVariable (&cl_maxidlefps);
3140
3141                 Cvar_RegisterVariable (&cl_areagrid_link_SOLID_NOT);
3142                 Cvar_RegisterVariable (&cl_gameplayfix_nudgeoutofsolid_separation);
3143
3144                 CL_Parse_Init();
3145                 CL_Particles_Init();
3146                 CL_Screen_Init();
3147
3148                 CL_Video_Init();
3149
3150                 Cvar_Callback(&cl_netport);
3151
3152                 host.hook.ConnectLocal = CL_EstablishConnection_Local;
3153                 host.hook.Disconnect = CL_DisconnectEx;
3154                 host.hook.CL_Intermission = CL_Intermission;
3155                 host.hook.ToggleMenu = CL_ToggleMenu_Hook;
3156         }
3157 }