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
  30 // we need to declare some mouse variables here, because the menu system
  31 // references them even when on a unix system.
  32
  33 cvar_t csqc_progname = {0, "csqc_progname","csprogs.dat","name of csprogs.dat file to load"};   //[515]: csqc crc check and right csprogs name according to progs.dat
  34 cvar_t csqc_progcrc = {CVAR_READONLY, "csqc_progcrc","-1","CRC of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
  35 cvar_t csqc_progsize = {CVAR_READONLY, "csqc_progsize","-1","file size of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
  36
  37 cvar_t cl_shownet = {0, "cl_shownet","0","1 = print packet size, 2 = print packet message list"};
  38 cvar_t cl_nolerp = {0, "cl_nolerp", "0","network update smoothing"};
  39
  40 cvar_t cl_itembobheight = {0, "cl_itembobheight", "0","how much items bob up and down (try 8)"};
  41 cvar_t cl_itembobspeed = {0, "cl_itembobspeed", "0.5","how frequently items bob up and down"};
  42
  43 cvar_t lookspring = {CVAR_SAVE, "lookspring","0","returns pitch to level with the floor when no longer holding a pitch key"};
  44 cvar_t lookstrafe = {CVAR_SAVE, "lookstrafe","0","move instead of turning"};
  45 cvar_t sensitivity = {CVAR_SAVE, "sensitivity","3","mouse speed multiplier"};
  46
  47 cvar_t m_pitch = {CVAR_SAVE, "m_pitch","0.022","mouse pitch speed multiplier"};
  48 cvar_t m_yaw = {CVAR_SAVE, "m_yaw","0.022","mouse yaw speed multiplier"};
  49 cvar_t m_forward = {CVAR_SAVE, "m_forward","1","mouse forward speed multiplier"};
  50 cvar_t m_side = {CVAR_SAVE, "m_side","0.8","mouse side speed multiplier"};
  51
  52 cvar_t freelook = {CVAR_SAVE, "freelook", "1","mouse controls pitch instead of forward/back"};
  53
  54 #ifdef AUTODEMO_BROKEN
  55 cvar_t cl_autodemo = {0, "cl_autodemo", "0", "records every game played, using the date/time and map name to name the demo file" };
  56 cvar_t cl_autodemo_nameformat = {0, "cl_autodemo_nameformat", "%Y-%m-%d_%H-%M", "The format of the cl_autodemo filename, followed by the map name" };
  57 #endif
  58
  59 cvar_t r_draweffects = {0, "r_draweffects", "1","renders temporary sprite effects"};
  60
  61 cvar_t cl_explosions_alpha_start = {CVAR_SAVE, "cl_explosions_alpha_start", "1.5","starting alpha of an explosion shell"};
  62 cvar_t cl_explosions_alpha_end = {CVAR_SAVE, "cl_explosions_alpha_end", "0","end alpha of an explosion shell (just before it disappears)"};
  63 cvar_t cl_explosions_size_start = {CVAR_SAVE, "cl_explosions_size_start", "16","starting size of an explosion shell"};
  64 cvar_t cl_explosions_size_end = {CVAR_SAVE, "cl_explosions_size_end", "128","ending alpha of an explosion shell (just before it disappears)"};
  65 cvar_t cl_explosions_lifetime = {CVAR_SAVE, "cl_explosions_lifetime", "0.5","how long an explosion shell lasts"};
  66
  67 cvar_t cl_stainmaps = {CVAR_SAVE, "cl_stainmaps", "1","stains lightmaps, much faster than decals but blurred"};
  68 cvar_t cl_stainmaps_clearonload = {CVAR_SAVE, "cl_stainmaps_clearonload", "1","clear stainmaps on map restart"};
  69
  70 cvar_t cl_beams_polygons = {CVAR_SAVE, "cl_beams_polygons", "1","use beam polygons instead of models"};
  71 cvar_t cl_beams_quakepositionhack = {CVAR_SAVE, "cl_beams_quakepositionhack", "1", "makes your lightning gun appear to fire from your waist (as in Quake and QuakeWorld)"};
  72 cvar_t cl_beams_instantaimhack = {CVAR_SAVE, "cl_beams_instantaimhack", "1", "makes your lightning gun aiming update instantly"};
  73 cvar_t cl_beams_lightatend = {CVAR_SAVE, "cl_beams_lightatend", "0", "make a light at the end of the beam"};
  74
  75 cvar_t cl_noplayershadow = {CVAR_SAVE, "cl_noplayershadow", "0","hide player shadow"};
  76
  77 cvar_t qport = {0, "qport", "0", "identification key for playing on qw servers (allows you to maintain a connection to a quakeworld server even if your port changes)"};
  78
  79 cvar_t cl_prydoncursor = {0, "cl_prydoncursor", "0", "enables a mouse pointer which is able to click on entities in the world, useful for point and click mods, see PRYDON_CLIENTCURSOR extension in dpextensions.qc"};
  80
  81 cvar_t cl_deathnoviewmodel = {0, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
  82
  83 client_static_t cls;
  84 client_state_t  cl;
  85
  86 #define MAX_PARTICLES                   32768   // default max # of particles at one time
  87 #define ABSOLUTE_MIN_PARTICLES  512             // no fewer than this no matter what's on the command line
  88
  89 /*
  90 =====================
  91 CL_ClearState
  92
  93 =====================
  94 */
  95 void CL_ClearState(void)
  96 {
  97         int i;
  98         entity_t *ent;
  99
 100 // wipe the entire cl structure
 101         Mem_EmptyPool(cls.levelmempool);
 102         memset (&cl, 0, sizeof(cl));
 103
 104         S_StopAllSounds();
 105
 106         // reset the view zoom interpolation
 107         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
 108
 109         cl.num_entities = 0;
 110         cl.num_static_entities = 0;
 111         cl.num_temp_entities = 0;
 112         cl.num_brushmodel_entities = 0;
 113
 114         // tweak these if the game runs out
 115         cl.max_entities = 256;
 116         cl.max_static_entities = 256;
 117         cl.max_temp_entities = 512;
 118         cl.max_effects = 256;
 119         cl.max_beams = 256;
 120         cl.max_dlights = MAX_DLIGHTS;
 121         cl.max_lightstyle = MAX_LIGHTSTYLES;
 122         cl.max_brushmodel_entities = MAX_EDICTS;
 123         cl.max_particles = MAX_PARTICLES;
 124
 125 // COMMANDLINEOPTION: Client: -particles <number> changes maximum number of particles at once, default 32768
 126         i = COM_CheckParm ("-particles");
 127         if (i && i < com_argc - 1)
 128         {
 129                 cl.max_particles = (int)(atoi(com_argv[i+1]));
 130                 if (cl.max_particles < ABSOLUTE_MIN_PARTICLES)
 131                         cl.max_particles = ABSOLUTE_MIN_PARTICLES;
 132         }
 133
 134         cl.num_dlights = 0;
 135         cl.num_effects = 0;
 136         cl.num_beams = 0;
 137
 138         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 139         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 140         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 141         cl.temp_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_temp_entities * sizeof(entity_t));
 142         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 143         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 144         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 145         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 146         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 147         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 148
 149         // LordHavoc: have to set up the baseline info for alpha and other stuff
 150         for (i = 0;i < cl.max_entities;i++)
 151         {
 152                 cl.entities[i].state_baseline = defaultstate;
 153                 cl.entities[i].state_previous = defaultstate;
 154                 cl.entities[i].state_current = defaultstate;
 155         }
 156
 157         if (gamemode == GAME_NEXUIZ)
 158         {
 159                 VectorSet(cl.playerstandmins, -16, -16, -24);
 160                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 161                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 162                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 163         }
 164         else
 165         {
 166                 VectorSet(cl.playerstandmins, -16, -16, -24);
 167                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 168                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 169                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 170         }
 171
 172         // disable until we get textures for it
 173         R_ResetSkyBox();
 174
 175         ent = &cl.entities[0];
 176         // entire entity array was cleared, so just fill in a few fields
 177         ent->state_current.active = true;
 178         ent->render.model = cl.worldmodel = NULL; // no world model yet
 179         ent->render.alpha = 1;
 180         ent->render.colormap = -1; // no special coloring
 181         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
 182         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
 183         CL_UpdateRenderEntity(&ent->render);
 184
 185         // noclip is turned off at start
 186         noclip_anglehack = false;
 187
 188         // mark all frames invalid for delta
 189         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
 190
 191         CL_Screen_NewMap();
 192 }
 193
 194 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet)
 195 {
 196         int i;
 197         qboolean fail = false;
 198         if (!allowstarkey && key[0] == '*')
 199                 fail = true;
 200         if (!allowmodel && (!strcasecmp(key, "pmodel") || !strcasecmp(key, "emodel")))
 201                 fail = true;
 202         for (i = 0;key[i];i++)
 203                 if (key[i] <= ' ' || key[i] == '\"')
 204                         fail = true;
 205         for (i = 0;value[i];i++)
 206                 if (value[i] == '\r' || value[i] == '\n' || value[i] == '\"')
 207                         fail = true;
 208         if (fail)
 209         {
 210                 if (!quiet)
 211                         Con_Printf("Can't setinfo \"%s\" \"%s\"\n", key, value);
 212                 return;
 213         }
 214         InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), key, value);
 215         if (cls.state == ca_connected && cls.netcon)
 216         {
 217                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 218                 {
 219                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 220                         MSG_WriteString(&cls.netcon->message, va("setinfo \"%s\" \"%s\"", key, value));
 221                 }
 222                 else if (!strcasecmp(key, "name"))
 223                 {
 224                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 225                         MSG_WriteString(&cls.netcon->message, va("name \"%s\"", value));
 226                 }
 227                 else if (!strcasecmp(key, "playermodel"))
 228                 {
 229                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 230                         MSG_WriteString(&cls.netcon->message, va("playermodel \"%s\"", value));
 231                 }
 232                 else if (!strcasecmp(key, "playerskin"))
 233                 {
 234                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 235                         MSG_WriteString(&cls.netcon->message, va("playerskin \"%s\"", value));
 236                 }
 237                 else if (!strcasecmp(key, "topcolor"))
 238                 {
 239                         // don't send anything, the combined color code will be updated manually
 240                 }
 241                 else if (!strcasecmp(key, "bottomcolor"))
 242                 {
 243                         // don't send anything, the combined color code will be updated manually
 244                 }
 245                 else if (!strcasecmp(key, "rate"))
 246                 {
 247                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
 248                         MSG_WriteString(&cls.netcon->message, va("rate \"%s\"", value));
 249                 }
 250         }
 251 }
 252
 253 void CL_ExpandEntities(int num)
 254 {
 255         int i, oldmaxentities;
 256         entity_t *oldentities;
 257         if (num >= cl.max_entities)
 258         {
 259                 if (!cl.entities)
 260                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
 261                 if (num >= MAX_EDICTS)
 262                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 263                 oldmaxentities = cl.max_entities;
 264                 oldentities = cl.entities;
 265                 cl.max_entities = (num & ~255) + 256;
 266                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 267                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
 268                 Mem_Free(oldentities);
 269                 for (i = oldmaxentities;i < cl.max_entities;i++)
 270                 {
 271                         cl.entities[i].state_baseline = defaultstate;
 272                         cl.entities[i].state_previous = defaultstate;
 273                         cl.entities[i].state_current = defaultstate;
 274                 }
 275         }
 276 }
 277
 278 void CL_VM_ShutDown (void);
 279 /*
 280 =====================
 281 CL_Disconnect
 282
 283 Sends a disconnect message to the server
 284 This is also called on Host_Error, so it shouldn't cause any errors
 285 =====================
 286 */
 287 void CL_Disconnect(void)
 288 {
 289         if (cls.state == ca_dedicated)
 290                 return;
 291
 292         Con_DPrintf("CL_Disconnect\n");
 293
 294         CL_VM_ShutDown();
 295 // stop sounds (especially looping!)
 296         S_StopAllSounds ();
 297
 298         cl.parsingtextexpectingpingforscores = 0; // just in case no reply has come yet
 299
 300         // clear contents blends
 301         cl.cshifts[0].percent = 0;
 302         cl.cshifts[1].percent = 0;
 303         cl.cshifts[2].percent = 0;
 304         cl.cshifts[3].percent = 0;
 305
 306         cl.worldmodel = NULL;
 307
 308         CL_Parse_ErrorCleanUp();
 309
 310         if (cls.demoplayback)
 311                 CL_StopPlayback();
 312         else if (cls.netcon)
 313         {
 314                 sizebuf_t buf;
 315                 unsigned char bufdata[8];
 316                 if (cls.demorecording)
 317                         CL_Stop_f();
 318
 319                 // send disconnect message 3 times to improve chances of server
 320                 // receiving it (but it still fails sometimes)
 321                 memset(&buf, 0, sizeof(buf));
 322                 buf.data = bufdata;
 323                 buf.maxsize = sizeof(bufdata);
 324                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 325                 {
 326                         Con_DPrint("Sending drop command\n");
 327                         MSG_WriteByte(&buf, qw_clc_stringcmd);
 328                         MSG_WriteString(&buf, "drop");
 329                 }
 330                 else
 331                 {
 332                         Con_DPrint("Sending clc_disconnect\n");
 333                         MSG_WriteByte(&buf, clc_disconnect);
 334                 }
 335                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 336                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 337                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 338                 NetConn_Close(cls.netcon);
 339                 cls.netcon = NULL;
 340         }
 341         cls.state = ca_disconnected;
 342
 343         cls.demoplayback = cls.timedemo = false;
 344         cls.signon = 0;
 345 }
 346
 347 void CL_Disconnect_f(void)
 348 {
 349         CL_Disconnect ();
 350         if (sv.active)
 351                 Host_ShutdownServer ();
 352 }
 353
 354
 355
 356
 357 /*
 358 =====================
 359 CL_EstablishConnection
 360
 361 Host should be either "local" or a net address
 362 =====================
 363 */
 364 void CL_EstablishConnection(const char *host)
 365 {
 366         if (cls.state == ca_dedicated)
 367                 return;
 368
 369         // clear menu's connect error message
 370         M_Update_Return_Reason("");
 371         cls.demonum = -1;
 372
 373         // stop demo loop in case this fails
 374         CL_Disconnect();
 375
 376         // if downloads are running, cancel their finishing action
 377         Curl_Clear_forthismap();
 378
 379         // make sure the client ports are open before attempting to connect
 380         NetConn_UpdateSockets();
 381
 382         // run a network frame
 383         //NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 384
 385         if (LHNETADDRESS_FromString(&cls.connect_address, host, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
 386         {
 387                 cls.connect_trying = true;
 388                 cls.connect_remainingtries = 3;
 389                 cls.connect_nextsendtime = 0;
 390                 M_Update_Return_Reason("Trying to connect...");
 391                 // run several network frames to jump into the game quickly
 392                 //if (sv.active)
 393                 //{
 394                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 395                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 396                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 397                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 398                 //}
 399         }
 400         else
 401         {
 402                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
 403                 M_Update_Return_Reason("No network");
 404         }
 405 }
 406
 407 /*
 408 ==============
 409 CL_PrintEntities_f
 410 ==============
 411 */
 412 static void CL_PrintEntities_f(void)
 413 {
 414         entity_t *ent;
 415         int i, j;
 416         char name[32];
 417
 418         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
 419         {
 420                 const char* modelname;
 421
 422                 if (!ent->state_current.active)
 423                         continue;
 424
 425                 if (ent->render.model)
 426                         modelname = ent->render.model->name;
 427                 else
 428                         modelname = "--no model--";
 429                 strlcpy(name, modelname, 25);
 430                 for (j = (int)strlen(name);j < 25;j++)
 431                         name[j] = ' ';
 432                 Con_Printf("%3i: %s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, name, ent->render.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);
 433         }
 434 }
 435
 436 //static const vec3_t nomodelmins = {-16, -16, -16};
 437 //static const vec3_t nomodelmaxs = {16, 16, 16};
 438 void CL_UpdateRenderEntity(entity_render_t *ent)
 439 {
 440         vec3_t org;
 441         vec_t scale;
 442         model_t *model = ent->model;
 443         // update the inverse matrix for the renderer
 444         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
 445         // update the animation blend state
 446         R_LerpAnimation(ent);
 447         // we need the matrix origin to center the box
 448         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
 449         // update entity->render.scale because the renderer needs it
 450         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
 451         if (model)
 452         {
 453                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
 454 #ifdef MATRIX4x4_OPENGLORIENTATION
 455                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
 456 #else
 457                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 458 #endif
 459                 {
 460                         // pitch or roll
 461                         VectorMA(org, scale, model->rotatedmins, ent->mins);
 462                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
 463                 }
 464 #ifdef MATRIX4x4_OPENGLORIENTATION
 465                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
 466 #else
 467                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 468 #endif
 469                 {
 470                         // yaw
 471                         VectorMA(org, scale, model->yawmins, ent->mins);
 472                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
 473                 }
 474                 else
 475                 {
 476                         VectorMA(org, scale, model->normalmins, ent->mins);
 477                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
 478                 }
 479         }
 480         else
 481         {
 482                 ent->mins[0] = org[0] - 16;
 483                 ent->mins[1] = org[1] - 16;
 484                 ent->mins[2] = org[2] - 16;
 485                 ent->maxs[0] = org[0] + 16;
 486                 ent->maxs[1] = org[1] + 16;
 487                 ent->maxs[2] = org[2] + 16;
 488         }
 489 }
 490
 491 /*
 492 ===============
 493 CL_LerpPoint
 494
 495 Determines the fraction between the last two messages that the objects
 496 should be put at.
 497 ===============
 498 */
 499 static float CL_LerpPoint(void)
 500 {
 501         float f;
 502
 503         // dropped packet, or start of demo
 504         if (cl.mtime[1] < cl.mtime[0] - 0.1)
 505                 cl.mtime[1] = cl.mtime[0] - 0.1;
 506
 507         cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 508
 509         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
 510         f = cl.mtime[0] - cl.mtime[1];
 511         if (!f || cl_nolerp.integer || cls.timedemo || (cl.islocalgame && !sv_fixedframeratesingleplayer.integer))
 512         {
 513                 cl.time = cl.mtime[0];
 514                 return 1;
 515         }
 516
 517         f = (cl.time - cl.mtime[1]) / f;
 518         return bound(0, f, 1);
 519 }
 520
 521 void CL_ClearTempEntities (void)
 522 {
 523         cl.num_temp_entities = 0;
 524 }
 525
 526 entity_t *CL_NewTempEntity(void)
 527 {
 528         entity_t *ent;
 529
 530         if (r_refdef.numentities >= r_refdef.maxentities)
 531                 return NULL;
 532         if (cl.num_temp_entities >= cl.max_temp_entities)
 533                 return NULL;
 534         ent = &cl.temp_entities[cl.num_temp_entities++];
 535         memset (ent, 0, sizeof(*ent));
 536         r_refdef.entities[r_refdef.numentities++] = &ent->render;
 537
 538         ent->render.colormap = -1; // no special coloring
 539         ent->render.alpha = 1;
 540         VectorSet(ent->render.colormod, 1, 1, 1);
 541         return ent;
 542 }
 543
 544 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
 545 {
 546         int i;
 547         cl_effect_t *e;
 548         if (!modelindex) // sanity check
 549                 return;
 550         if (framerate < 1)
 551         {
 552                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
 553                 return;
 554         }
 555         if (framecount < 1)
 556         {
 557                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
 558                 return;
 559         }
 560         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 561         {
 562                 if (e->active)
 563                         continue;
 564                 e->active = true;
 565                 VectorCopy(org, e->origin);
 566                 e->modelindex = modelindex;
 567                 e->starttime = cl.time;
 568                 e->startframe = startframe;
 569                 e->endframe = startframe + framecount;
 570                 e->framerate = framerate;
 571
 572                 e->frame = 0;
 573                 e->frame1time = cl.time;
 574                 e->frame2time = cl.time;
 575                 cl.num_effects = max(cl.num_effects, i + 1);
 576                 break;
 577         }
 578 }
 579
 580 void CL_AllocDlight(entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, int cubemapnum, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
 581 {
 582         int i;
 583         dlight_t *dl;
 584
 585         /*
 586 // first look for an exact key match
 587         if (ent)
 588         {
 589                 dl = cl.dlights;
 590                 for (i = 0;i < cl.num_dlights;i++, dl++)
 591                         if (dl->ent == ent)
 592                                 goto dlightsetup;
 593         }
 594         */
 595
 596 // then look for anything else
 597         dl = cl.dlights;
 598         for (i = 0;i < cl.num_dlights;i++, dl++)
 599                 if (!dl->radius)
 600                         goto dlightsetup;
 601         // if we hit the end of the active dlights and found no gaps, add a new one
 602         if (i < MAX_DLIGHTS)
 603         {
 604                 cl.num_dlights = i + 1;
 605                 goto dlightsetup;
 606         }
 607
 608         // unable to find one
 609         return;
 610
 611 dlightsetup:
 612         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 613         memset (dl, 0, sizeof(*dl));
 614         Matrix4x4_Normalize(&dl->matrix, matrix);
 615         dl->ent = ent;
 616         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
 617         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 618         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
 619         dl->radius = radius;
 620         dl->color[0] = red;
 621         dl->color[1] = green;
 622         dl->color[2] = blue;
 623         dl->initialradius = radius;
 624         dl->initialcolor[0] = red;
 625         dl->initialcolor[1] = green;
 626         dl->initialcolor[2] = blue;
 627         dl->decay = decay / radius; // changed decay to be a percentage decrease
 628         dl->intensity = 1; // this is what gets decayed
 629         if (lifetime)
 630                 dl->die = cl.time + lifetime;
 631         else
 632                 dl->die = 0;
 633         dl->cubemapnum = cubemapnum;
 634         dl->style = style;
 635         dl->shadow = shadowenable;
 636         dl->corona = corona;
 637         dl->flags = flags;
 638         dl->coronasizescale = coronasizescale;
 639         dl->ambientscale = ambientscale;
 640         dl->diffusescale = diffusescale;
 641         dl->specularscale = specularscale;
 642 }
 643
 644 // called before entity relinking
 645 void CL_DecayLights(void)
 646 {
 647         int i, oldmax;
 648         dlight_t *dl;
 649         float time;
 650
 651         time = bound(0, cl.time - cl.oldtime, 0.1);
 652         oldmax = cl.num_dlights;
 653         cl.num_dlights = 0;
 654         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 655         {
 656                 if (dl->radius)
 657                 {
 658                         dl->intensity -= time * dl->decay;
 659                         if (cl.time < dl->die && dl->intensity > 0)
 660                         {
 661                                 //dl->radius = dl->initialradius * dl->intensity;
 662                                 VectorScale(dl->initialcolor, dl->intensity, dl->color);
 663                                 cl.num_dlights = i + 1;
 664                         }
 665                         else
 666                                 dl->radius = 0;
 667                 }
 668         }
 669 }
 670
 671 // called after entity relinking
 672 void CL_UpdateLights(void)
 673 {
 674         int i, j, k, l;
 675         dlight_t *dl;
 676         float frac, f;
 677
 678         r_refdef.numlights = 0;
 679         if (r_dynamic.integer)
 680         {
 681                 for (i = 0, dl = cl.dlights;i < cl.num_dlights;i++, dl++)
 682                 {
 683                         if (dl->radius)
 684                         {
 685                                 R_RTLight_Update(dl, false);
 686                                 r_refdef.lights[r_refdef.numlights++] = dl;
 687                         }
 688                 }
 689         }
 690
 691 // light animations
 692 // 'm' is normal light, 'a' is no light, 'z' is double bright
 693         f = cl.time * 10;
 694         i = (int)floor(f);
 695         frac = f - i;
 696         for (j = 0;j < cl.max_lightstyle;j++)
 697         {
 698                 if (!cl.lightstyle || !cl.lightstyle[j].length)
 699                 {
 700                         r_refdef.lightstylevalue[j] = 256;
 701                         continue;
 702                 }
 703                 k = i % cl.lightstyle[j].length;
 704                 l = (i-1) % cl.lightstyle[j].length;
 705                 k = cl.lightstyle[j].map[k] - 'a';
 706                 l = cl.lightstyle[j].map[l] - 'a';
 707                 r_refdef.lightstylevalue[j] = (unsigned short)(((k*frac)+(l*(1-frac)))*22);
 708         }
 709 }
 710
 711 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
 712 {
 713         float f;
 714         entity_t *flag;
 715         matrix4x4_t flagmatrix;
 716
 717         // this code taken from QuakeWorld
 718         f = 14;
 719         if (player->render.frame2 >= 29 && player->render.frame2 <= 40)
 720         {
 721                 if (player->render.frame2 >= 29 && player->render.frame2 <= 34)
 722                 { //axpain
 723                         if      (player->render.frame2 == 29) f = f + 2;
 724                         else if (player->render.frame2 == 30) f = f + 8;
 725                         else if (player->render.frame2 == 31) f = f + 12;
 726                         else if (player->render.frame2 == 32) f = f + 11;
 727                         else if (player->render.frame2 == 33) f = f + 10;
 728                         else if (player->render.frame2 == 34) f = f + 4;
 729                 }
 730                 else if (player->render.frame2 >= 35 && player->render.frame2 <= 40)
 731                 { // pain
 732                         if      (player->render.frame2 == 35) f = f + 2;
 733                         else if (player->render.frame2 == 36) f = f + 10;
 734                         else if (player->render.frame2 == 37) f = f + 10;
 735                         else if (player->render.frame2 == 38) f = f + 8;
 736                         else if (player->render.frame2 == 39) f = f + 4;
 737                         else if (player->render.frame2 == 40) f = f + 2;
 738                 }
 739         }
 740         else if (player->render.frame2 >= 103 && player->render.frame2 <= 118)
 741         {
 742                 if      (player->render.frame2 >= 103 && player->render.frame2 <= 104) f = f + 6;  //nailattack
 743                 else if (player->render.frame2 >= 105 && player->render.frame2 <= 106) f = f + 6;  //light
 744                 else if (player->render.frame2 >= 107 && player->render.frame2 <= 112) f = f + 7;  //rocketattack
 745                 else if (player->render.frame2 >= 112 && player->render.frame2 <= 118) f = f + 7;  //shotattack
 746         }
 747         // end of code taken from QuakeWorld
 748
 749         flag = CL_NewTempEntity();
 750         if (!flag)
 751                 return;
 752
 753         flag->render.model = cl.model_precache[cl.qw_modelindex_flag];
 754         flag->render.skinnum = skin;
 755         flag->render.colormap = -1; // no special coloring
 756         flag->render.alpha = 1;
 757         VectorSet(flag->render.colormod, 1, 1, 1);
 758         // attach the flag to the player matrix
 759         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
 760         Matrix4x4_Concat(&flag->render.matrix, &player->render.matrix, &flagmatrix);
 761         CL_UpdateRenderEntity(&flag->render);
 762 }
 763
 764 #define MAXVIEWMODELS 32
 765 entity_t *viewmodels[MAXVIEWMODELS];
 766 int numviewmodels;
 767
 768 matrix4x4_t viewmodelmatrix;
 769
 770 static const vec3_t muzzleflashorigin = {18, 0, 0};
 771
 772 extern void V_DriftPitch(void);
 773 extern void V_FadeViewFlashs(void);
 774 extern void V_CalcViewBlend(void);
 775
 776 extern void V_CalcRefdef(void);
 777 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
 778 void CL_UpdateNetworkEntity(entity_t *e)
 779 {
 780         matrix4x4_t *matrix, blendmatrix, tempmatrix, matrix2;
 781         //matrix4x4_t dlightmatrix;
 782         int j, k, l;
 783         effectnameindex_t trailtype;
 784         float origin[3], angles[3], delta[3], lerp, dlightcolor[3], dlightradius, v2[3], d;
 785         entity_t *t;
 786         model_t *model;
 787         trace_t trace;
 788         //entity_persistent_t *p = &e->persistent;
 789         //entity_render_t *r = &e->render;
 790         // skip inactive entities and world
 791         if (!e->state_current.active || e == cl.entities)
 792                 return;
 793         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
 794         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
 795         e->render.flags = e->state_current.flags;
 796         e->render.effects = e->state_current.effects;
 797         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
 798         if (e->state_current.flags & RENDER_COLORMAPPED)
 799         {
 800                 int cb;
 801                 unsigned char *cbcolor;
 802                 e->render.colormap = e->state_current.colormap;
 803                 cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
 804                 cbcolor = (unsigned char *) (&palette_complete[cb]);
 805                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 806                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 807                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 808                 cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
 809                 cbcolor = (unsigned char *) (&palette_complete[cb]);
 810                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 811                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 812                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 813         }
 814         else if (e->state_current.colormap && cl.scores != NULL)
 815         {
 816                 int cb;
 817                 unsigned char *cbcolor;
 818                 e->render.colormap = cl.scores[e->state_current.colormap - 1].colors; // color it
 819                 cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
 820                 cbcolor = (unsigned char *) (&palette_complete[cb]);
 821                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 822                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 823                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 824                 cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
 825                 cbcolor = (unsigned char *) (&palette_complete[cb]);
 826                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 827                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 828                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 829         }
 830         else
 831         {
 832                 e->render.colormap = -1; // no special coloring
 833                 VectorClear(e->render.colormap_pantscolor);
 834                 VectorClear(e->render.colormap_shirtcolor);
 835         }
 836         e->render.skinnum = e->state_current.skin;
 837         if (e->render.flags & RENDER_VIEWMODEL && !e->state_current.tagentity)
 838         {
 839                 if (e == &cl.viewent && cl.entities[cl.viewentity].state_current.active)
 840                 {
 841                         e->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
 842                         e->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_REFLECTIVE | EF_FULLBRIGHT | EF_NODEPTHTEST));
 843                 }
 844                 matrix = &viewmodelmatrix;
 845         }
 846         else
 847         {
 848                 // if the tag entity is currently impossible, skip it
 849                 if (e->state_current.tagentity >= cl.num_entities)
 850                         return;
 851                 t = cl.entities + e->state_current.tagentity;
 852                 // if the tag entity is inactive, skip it
 853                 if (!t->state_current.active)
 854                         return;
 855                 // note: this can link to world
 856                 CL_UpdateNetworkEntity(t);
 857                 // make relative to the entity
 858                 matrix = &t->render.matrix;
 859                 // some properties of the tag entity carry over
 860                 e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
 861                 // if a valid tagindex is used, make it relative to that tag instead
 862                 // FIXME: use a model function to get tag info (need to handle skeletal)
 863                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
 864                 {
 865                         // blend the matrices
 866                         memset(&blendmatrix, 0, sizeof(blendmatrix));
 867                         for (j = 0;j < 4 && t->render.frameblend[j].lerp > 0;j++)
 868                         {
 869                                 matrix4x4_t tagmatrix;
 870                                 Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].frame, e->state_current.tagindex - 1, &tagmatrix);
 871                                 d = t->render.frameblend[j].lerp;
 872                                 for (l = 0;l < 4;l++)
 873                                         for (k = 0;k < 4;k++)
 874                                                 blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
 875                         }
 876                         // concat the tag matrices onto the entity matrix
 877                         Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
 878                         // use the constructed tag matrix
 879                         matrix = &tempmatrix;
 880                 }
 881         }
 882
 883         // movement lerp
 884         // if it's the player entity, update according to client movement
 885         if (e == cl.entities + cl.playerentity && cl.movement_predicted)
 886         {
 887                 lerp = (cl.time - cl.movement_time[1]) / (cl.movement_time[0] - cl.movement_time[1]);
 888                 lerp = bound(0, lerp, 1);
 889                 VectorLerp(cl.movement_oldorigin, lerp, cl.movement_origin, origin);
 890                 VectorSet(angles, 0, cl.viewangles[1], 0);
 891         }
 892         else if (e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
 893         {
 894                 // interpolate the origin and angles
 895                 lerp = max(0, lerp);
 896                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
 897                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
 898                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
 899                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
 900                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
 901                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
 902         }
 903         else
 904         {
 905                 // no interpolation
 906                 VectorCopy(e->persistent.neworigin, origin);
 907                 VectorCopy(e->persistent.newangles, angles);
 908         }
 909
 910         // model setup and some modelflags
 911         if(e->state_current.modelindex < MAX_MODELS)
 912                 e->render.model = cl.model_precache[e->state_current.modelindex];
 913         if (e->render.model)
 914         {
 915                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
 916                 if (e->render.model->type == mod_alias)
 917                         angles[0] = -angles[0];
 918                 if ((e->render.model->flags & EF_ROTATE) && (!e->state_current.tagentity && !(e->render.flags & RENDER_VIEWMODEL)))
 919                 {
 920                         angles[1] = ANGLEMOD(100*cl.time);
 921                         if (cl_itembobheight.value)
 922                                 origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
 923                 }
 924                 // transfer certain model flags to effects
 925                 e->render.effects |= e->render.model->flags2 & (EF_FULLBRIGHT | EF_ADDITIVE);
 926                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
 927                         VectorScale(e->render.colormod, 2, e->render.colormod);
 928         }
 929         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
 930         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
 931                 angles[0] = -angles[0];
 932
 933         // animation lerp
 934         if (e->render.frame2 == e->state_current.frame)
 935         {
 936                 // update frame lerp fraction
 937                 e->render.framelerp = 1;
 938                 if (e->render.frame2time > e->render.frame1time)
 939                 {
 940                         // make sure frame lerp won't last longer than 100ms
 941                         // (this mainly helps with models that use framegroups and
 942                         // switch between them infrequently)
 943                         e->render.framelerp = (cl.time - e->render.frame2time) / min(e->render.frame2time - e->render.frame1time, 0.1);
 944                         e->render.framelerp = bound(0, e->render.framelerp, 1);
 945                 }
 946         }
 947         else
 948         {
 949                 // begin a new frame lerp
 950                 e->render.frame1 = e->render.frame2;
 951                 e->render.frame1time = e->render.frame2time;
 952                 e->render.frame = e->render.frame2 = e->state_current.frame;
 953                 e->render.frame2time = cl.time;
 954                 e->render.framelerp = 0;
 955         }
 956
 957         // set up the render matrix
 958         // FIXME: e->render.scale should go away
 959         Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
 960         // concat the matrices to make the entity relative to its tag
 961         Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
 962         // make the other useful stuff
 963         CL_UpdateRenderEntity(&e->render);
 964
 965         // handle effects now that we know where this entity is in the world...
 966         if (e->render.model && e->render.model->soundfromcenter)
 967         {
 968                 // bmodels are treated specially since their origin is usually '0 0 0'
 969                 vec3_t o;
 970                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
 971                 Matrix4x4_Transform(&e->render.matrix, o, origin);
 972         }
 973         else
 974                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
 975         trailtype = EFFECT_NONE;
 976         dlightradius = 0;
 977         dlightcolor[0] = 0;
 978         dlightcolor[1] = 0;
 979         dlightcolor[2] = 0;
 980         // LordHavoc: if the entity has no effects, don't check each
 981         if (e->render.effects)
 982         {
 983                 if (e->render.effects & EF_BRIGHTFIELD)
 984                 {
 985                         if (gamemode == GAME_NEXUIZ)
 986                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
 987                         else
 988                                 CL_EntityParticles(e);
 989                 }
 990                 if (e->render.effects & EF_DIMLIGHT)
 991                 {
 992                         dlightradius = max(dlightradius, 200);
 993                         dlightcolor[0] += 1.50f;
 994                         dlightcolor[1] += 1.50f;
 995                         dlightcolor[2] += 1.50f;
 996                 }
 997                 if (e->render.effects & EF_BRIGHTLIGHT)
 998                 {
 999                         dlightradius = max(dlightradius, 400);
1000                         dlightcolor[0] += 3.00f;
1001                         dlightcolor[1] += 3.00f;
1002                         dlightcolor[2] += 3.00f;
1003                 }
1004                 // LordHavoc: more effects
1005                 if (e->render.effects & EF_RED) // red
1006                 {
1007                         dlightradius = max(dlightradius, 200);
1008                         dlightcolor[0] += 1.50f;
1009                         dlightcolor[1] += 0.15f;
1010                         dlightcolor[2] += 0.15f;
1011                 }
1012                 if (e->render.effects & EF_BLUE) // blue
1013                 {
1014                         dlightradius = max(dlightradius, 200);
1015                         dlightcolor[0] += 0.15f;
1016                         dlightcolor[1] += 0.15f;
1017                         dlightcolor[2] += 1.50f;
1018                 }
1019                 if (e->render.effects & EF_FLAME)
1020                         CL_ParticleEffect(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0);
1021                 if (e->render.effects & EF_STARDUST)
1022                         CL_ParticleEffect(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0);
1023                 if (e->render.effects & (EF_FLAG1QW | EF_FLAG2QW))
1024                 {
1025                         // these are only set on player entities
1026                         CL_AddQWCTFFlagModel(e, (e->render.effects & EF_FLAG2QW) != 0);
1027                 }
1028         }
1029         // muzzleflash fades over time, and is offset a bit
1030         if (e->persistent.muzzleflash > 0)
1031         {
1032                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1033                 trace = CL_TraceBox(origin, vec3_origin, vec3_origin, v2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, false);
1034                 tempmatrix = e->render.matrix;
1035                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1036                 CL_AllocDlight(NULL, &tempmatrix, 150, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, 0, 0, 0, -1, true, 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1037                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1038         }
1039         // LordHavoc: if the model has no flags, don't check each
1040         if (e->render.model && e->render.model->flags && (!e->state_current.tagentity && !(e->render.flags & RENDER_VIEWMODEL)))
1041         {
1042                 if (e->render.model->flags & EF_GIB)
1043                         trailtype = EFFECT_TR_BLOOD;
1044                 else if (e->render.model->flags & EF_ZOMGIB)
1045                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1046                 else if (e->render.model->flags & EF_TRACER)
1047                         trailtype = EFFECT_TR_WIZSPIKE;
1048                 else if (e->render.model->flags & EF_TRACER2)
1049                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1050                 else if (e->render.model->flags & EF_ROCKET)
1051                         trailtype = EFFECT_TR_ROCKET;
1052                 else if (e->render.model->flags & EF_GRENADE)
1053                 {
1054                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1055                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1056                 }
1057                 else if (e->render.model->flags & EF_TRACER3)
1058                         trailtype = EFFECT_TR_VORESPIKE;
1059         }
1060         // LordHavoc: customizable glow
1061         if (e->state_current.glowsize)
1062         {
1063                 // * 4 for the expansion from 0-255 to 0-1023 range,
1064                 // / 255 to scale down byte colors
1065                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1066                 VectorMA(dlightcolor, (1.0f / 255.0f), (unsigned char *)&palette_complete[e->state_current.glowcolor], dlightcolor);
1067         }
1068         // make the glow dlight
1069         if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL))
1070         {
1071                 //dlightmatrix = e->render.matrix;
1072                 // hack to make glowing player light shine on their gun
1073                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1074                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1075                 CL_AllocDlight(&e->render, &e->render.matrix, dlightradius, dlightcolor[0], dlightcolor[1], dlightcolor[2], 0, 0, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1076         }
1077         // custom rtlight
1078         if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1079         {
1080                 float light[4];
1081                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1082                 light[3] = e->state_current.light[3];
1083                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1084                         VectorSet(light, 1, 1, 1);
1085                 if (light[3] == 0)
1086                         light[3] = 350;
1087                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1088                 CL_AllocDlight(&e->render, &e->render.matrix, light[3], light[0], light[1], light[2], 0, 0, e->state_current.skin, e->state_current.lightstyle, !(e->state_current.lightpflags & PFLAGS_NOSHADOW), (e->state_current.lightpflags & PFLAGS_CORONA) != 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1089         }
1090         // do trails
1091         if (e->render.flags & RENDER_GLOWTRAIL)
1092                 trailtype = EFFECT_TR_GLOWTRAIL;
1093         if (trailtype)
1094         {
1095                 float len;
1096                 vec3_t vel;
1097                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1098                 len = e->state_current.time - e->state_previous.time;
1099                 if (len > 0)
1100                         len = 1.0f / len;
1101                 VectorScale(vel, len, vel);
1102                 CL_ParticleEffect(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor);
1103         }
1104         VectorCopy(origin, e->persistent.trail_origin);
1105         // tenebrae's sprites are all additive mode (weird)
1106         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1107                 e->render.effects |= EF_ADDITIVE;
1108         // player model is only shown with chase_active on
1109         if (e->state_current.number == cl.viewentity)
1110                 e->render.flags |= RENDER_EXTERIORMODEL;
1111         // transparent stuff can't be lit during the opaque stage
1112         if (e->render.effects & (EF_ADDITIVE | EF_NODEPTHTEST) || e->render.alpha < 1)
1113                 e->render.flags |= RENDER_TRANSPARENT;
1114         // double sided rendering mode causes backfaces to be visible
1115         // (mostly useful on transparent stuff)
1116         if (e->render.effects & EF_DOUBLESIDED)
1117                 e->render.flags |= RENDER_NOCULLFACE;
1118         // either fullbright or lit
1119         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1120                 e->render.flags |= RENDER_LIGHT;
1121         // hide player shadow during intermission or nehahra movie
1122         if (!(e->render.effects & EF_NOSHADOW)
1123          && !(e->render.flags & (RENDER_VIEWMODEL | RENDER_TRANSPARENT))
1124          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1125                 e->render.flags |= RENDER_SHADOW;
1126         if (e->render.model && e->render.model->name[0] == '*' && e->render.model->TraceBox)
1127                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = e->state_current.number;
1128 }
1129
1130
1131 /*
1132 ===============
1133 CL_UpdateEntities
1134 ===============
1135 */
1136 void CL_UpdateEntities(void)
1137 {
1138         entity_t *ent;
1139         int i;
1140
1141 // start on the entity after the world
1142         for (i = 1;i < cl.num_entities;i++)
1143         {
1144                 if (cl.entities_active[i])
1145                 {
1146                         ent = cl.entities + i;
1147                         if (ent->state_current.active)
1148                                 CL_UpdateNetworkEntity(ent);
1149                         else
1150                                 cl.entities_active[i] = false;
1151                 }
1152         }
1153
1154         ent = &cl.viewent;
1155         ent->state_previous = ent->state_current;
1156         ent->state_current = defaultstate;
1157         ent->state_current.time = cl.time;
1158         ent->state_current.number = -1;
1159         ent->state_current.active = true;
1160         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1161         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1162         ent->state_current.flags = RENDER_VIEWMODEL;
1163         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1164                 ent->state_current.modelindex = 0;
1165         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1166         {
1167                 if (gamemode == GAME_TRANSFUSION)
1168                         ent->state_current.alpha = 128;
1169                 else
1170                         ent->state_current.modelindex = 0;
1171         }
1172
1173         // reset animation interpolation on weaponmodel if model changed
1174         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1175         {
1176                 ent->render.frame = ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1177                 ent->render.frame1time = ent->render.frame2time = cl.time;
1178                 ent->render.framelerp = 1;
1179         }
1180         CL_UpdateNetworkEntity(ent);
1181 }
1182
1183 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1184 void CL_LinkNetworkEntity(entity_t *e)
1185 {
1186         // skip inactive entities and world
1187         if (!e->state_current.active || e == cl.entities)
1188                 return;
1189         if (e->render.flags & RENDER_VIEWMODEL && !e->state_current.tagentity)
1190         {
1191                 if (!r_drawviewmodel.integer || chase_active.integer || r_refdef.envmap)
1192                         return;
1193         }
1194         else
1195         {
1196                 // if the tag entity is currently impossible, skip it
1197                 if (e->state_current.tagentity >= cl.num_entities)
1198                         return;
1199                 // if the tag entity is inactive, skip it
1200                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1201                         return;
1202         }
1203
1204         // don't show entities with no modelindex (note: this still shows
1205         // entities which have a modelindex that resolved to a NULL model)
1206         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.numentities < r_refdef.maxentities)
1207                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1208         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1209         //      Matrix4x4_Print(&e->render.matrix);
1210 }
1211
1212 void CL_RelinkWorld(void)
1213 {
1214         entity_t *ent = &cl.entities[0];
1215         cl.brushmodel_entities[cl.num_brushmodel_entities++] = 0;
1216         // FIXME: this should be done at load
1217         ent->render.matrix = identitymatrix;
1218         CL_UpdateRenderEntity(&ent->render);
1219         ent->render.flags = RENDER_SHADOW;
1220         if (!r_fullbright.integer)
1221                 ent->render.flags |= RENDER_LIGHT;
1222         VectorSet(ent->render.colormod, 1, 1, 1);
1223         r_refdef.worldentity = &ent->render;
1224         r_refdef.worldmodel = cl.worldmodel;
1225 }
1226
1227 static void CL_RelinkStaticEntities(void)
1228 {
1229         int i;
1230         entity_t *e;
1231         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++, e++)
1232         {
1233                 e->render.flags = 0;
1234                 // if the model was not loaded when the static entity was created we
1235                 // need to re-fetch the model pointer
1236                 e->render.model = cl.model_precache[e->state_baseline.modelindex];
1237                 CL_UpdateRenderEntity(&e->render);
1238                 // transparent stuff can't be lit during the opaque stage
1239                 if (e->render.effects & (EF_ADDITIVE | EF_NODEPTHTEST) || e->render.alpha < 1)
1240                         e->render.flags |= RENDER_TRANSPARENT;
1241                 // either fullbright or lit
1242                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1243                         e->render.flags |= RENDER_LIGHT;
1244                 // hide player shadow during intermission or nehahra movie
1245                 if (!(e->render.effects & EF_NOSHADOW) && !(e->render.flags & RENDER_TRANSPARENT))
1246                         e->render.flags |= RENDER_SHADOW;
1247                 VectorSet(e->render.colormod, 1, 1, 1);
1248                 R_LerpAnimation(&e->render);
1249                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1250         }
1251 }
1252
1253 /*
1254 ===============
1255 CL_RelinkEntities
1256 ===============
1257 */
1258 static void CL_RelinkNetworkEntities(void)
1259 {
1260         entity_t *ent;
1261         int i;
1262
1263         // start on the entity after the world
1264         for (i = 1;i < cl.num_entities;i++)
1265         {
1266                 if (cl.entities_active[i])
1267                 {
1268                         ent = cl.entities + i;
1269                         if (ent->state_current.active)
1270                                 CL_LinkNetworkEntity(ent);
1271                         else
1272                                 cl.entities_active[i] = false;
1273                 }
1274         }
1275 }
1276
1277 static void CL_RelinkEffects(void)
1278 {
1279         int i, intframe;
1280         cl_effect_t *e;
1281         entity_t *ent;
1282         float frame;
1283
1284         for (i = 0, e = cl.effects;i < cl.num_effects;i++, e++)
1285         {
1286                 if (e->active)
1287                 {
1288                         frame = (cl.time - e->starttime) * e->framerate + e->startframe;
1289                         intframe = (int)frame;
1290                         if (intframe < 0 || intframe >= e->endframe)
1291                         {
1292                                 memset(e, 0, sizeof(*e));
1293                                 while (cl.num_effects > 0 && !cl.effects[cl.num_effects - 1].active)
1294                                         cl.num_effects--;
1295                                 continue;
1296                         }
1297
1298                         if (intframe != e->frame)
1299                         {
1300                                 e->frame = intframe;
1301                                 e->frame1time = e->frame2time;
1302                                 e->frame2time = cl.time;
1303                         }
1304
1305                         // if we're drawing effects, get a new temp entity
1306                         // (NewTempEntity adds it to the render entities list for us)
1307                         if (r_draweffects.integer && (ent = CL_NewTempEntity()))
1308                         {
1309                                 // interpolation stuff
1310                                 ent->render.frame1 = intframe;
1311                                 ent->render.frame2 = intframe + 1;
1312                                 if (ent->render.frame2 >= e->endframe)
1313                                         ent->render.frame2 = -1; // disappear
1314                                 ent->render.framelerp = frame - intframe;
1315                                 ent->render.frame1time = e->frame1time;
1316                                 ent->render.frame2time = e->frame2time;
1317
1318                                 // normal stuff
1319                                 if(e->modelindex < MAX_MODELS)
1320                                         ent->render.model = cl.model_precache[e->modelindex];
1321                                 else
1322                                         ent->render.model = cl.csqc_model_precache[-(e->modelindex+1)];
1323                                 ent->render.frame = ent->render.frame2;
1324                                 ent->render.colormap = -1; // no special coloring
1325                                 ent->render.alpha = 1;
1326                                 VectorSet(ent->render.colormod, 1, 1, 1);
1327
1328                                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1329                                 CL_UpdateRenderEntity(&ent->render);
1330                         }
1331                 }
1332         }
1333 }
1334
1335 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1336 {
1337         VectorCopy(b->start, start);
1338         VectorCopy(b->end, end);
1339
1340         // if coming from the player, update the start position
1341         if (b->entity == cl.viewentity)
1342         {
1343                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1344                 {
1345                         // LordHavoc: this is a stupid hack from Quake that makes your
1346                         // lightning appear to come from your waist and cover less of your
1347                         // view
1348                         // in Quake this hack was applied to all players (causing the
1349                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1350                         // only applies to your own lightning, and only in first person
1351                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1352                 }
1353                 if (cl_beams_instantaimhack.integer)
1354                 {
1355                         vec3_t dir, localend;
1356                         vec_t len;
1357                         // LordHavoc: this updates the beam direction to match your
1358                         // viewangles
1359                         VectorSubtract(end, start, dir);
1360                         len = VectorLength(dir);
1361                         VectorNormalize(dir);
1362                         VectorSet(localend, len, 0, 0);
1363                         Matrix4x4_Transform(&r_view.matrix, localend, end);
1364                 }
1365         }
1366 }
1367
1368 void CL_RelinkBeams(void)
1369 {
1370         int i;
1371         beam_t *b;
1372         vec3_t dist, org, start, end;
1373         float d;
1374         entity_t *ent;
1375         float yaw, pitch;
1376         float forward;
1377         matrix4x4_t tempmatrix;
1378
1379         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1380         {
1381                 if (!b->model)
1382                         continue;
1383                 if (b->endtime < cl.time)
1384                 {
1385                         b->model = NULL;
1386                         continue;
1387                 }
1388
1389                 CL_Beam_CalculatePositions(b, start, end);
1390
1391                 if (b->lightning)
1392                 {
1393                         if (cl_beams_lightatend.integer)
1394                         {
1395                                 // FIXME: create a matrix from the beam start/end orientation
1396                                 Matrix4x4_CreateTranslate(&tempmatrix, end[0], end[1], end[2]);
1397                                 CL_AllocDlight (NULL, &tempmatrix, 200, 0.3, 0.7, 1, 0, 0, 0, -1, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1398                         }
1399                         if (cl_beams_polygons.integer)
1400                                 continue;
1401                 }
1402
1403                 // calculate pitch and yaw
1404                 // (this is similar to the QuakeC builtin function vectoangles)
1405                 VectorSubtract(end, start, dist);
1406                 if (dist[1] == 0 && dist[0] == 0)
1407                 {
1408                         yaw = 0;
1409                         if (dist[2] > 0)
1410                                 pitch = 90;
1411                         else
1412                                 pitch = 270;
1413                 }
1414                 else
1415                 {
1416                         yaw = (int) (atan2(dist[1], dist[0]) * 180 / M_PI);
1417                         if (yaw < 0)
1418                                 yaw += 360;
1419
1420                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1421                         pitch = (int) (atan2(dist[2], forward) * 180 / M_PI);
1422                         if (pitch < 0)
1423                                 pitch += 360;
1424                 }
1425
1426                 // add new entities for the lightning
1427                 VectorCopy (start, org);
1428                 d = VectorNormalizeLength(dist);
1429                 while (d > 0)
1430                 {
1431                         ent = CL_NewTempEntity ();
1432                         if (!ent)
1433                                 return;
1434                         //VectorCopy (org, ent->render.origin);
1435                         ent->render.model = b->model;
1436                         //ent->render.effects = EF_FULLBRIGHT;
1437                         //ent->render.angles[0] = pitch;
1438                         //ent->render.angles[1] = yaw;
1439                         //ent->render.angles[2] = rand()%360;
1440                         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1441                         CL_UpdateRenderEntity(&ent->render);
1442                         VectorMA(org, 30, dist, org);
1443                         d -= 30;
1444                 }
1445         }
1446
1447         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1448                 cl.num_beams--;
1449 }
1450
1451 static void CL_RelinkQWNails(void)
1452 {
1453         int i;
1454         vec_t *v;
1455         entity_t *ent;
1456
1457         for (i = 0;i < cl.qw_num_nails;i++)
1458         {
1459                 v = cl.qw_nails[i];
1460
1461                 // if we're drawing effects, get a new temp entity
1462                 // (NewTempEntity adds it to the render entities list for us)
1463                 if (!(ent = CL_NewTempEntity()))
1464                         continue;
1465
1466                 // normal stuff
1467                 ent->render.model = cl.model_precache[cl.qw_modelindex_spike];
1468                 ent->render.colormap = -1; // no special coloring
1469                 ent->render.alpha = 1;
1470                 VectorSet(ent->render.colormod, 1, 1, 1);
1471
1472                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1473                 CL_UpdateRenderEntity(&ent->render);
1474         }
1475 }
1476
1477 void CL_LerpPlayer(float frac)
1478 {
1479         int i;
1480
1481         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1482         for (i = 0;i < 3;i++)
1483         {
1484                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1485                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1486                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1487         }
1488
1489         // interpolate the angles if playing a demo or spectating someone
1490         if (cls.demoplayback || cl.fixangle[0])
1491         {
1492                 for (i = 0;i < 3;i++)
1493                 {
1494                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1495                         if (d > 180)
1496                                 d -= 360;
1497                         else if (d < -180)
1498                                 d += 360;
1499                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1500                 }
1501         }
1502 }
1503
1504 void CSQC_RelinkAllEntities (int drawmask)
1505 {
1506         // link stuff
1507         CL_RelinkWorld();
1508         CL_RelinkStaticEntities();
1509         CL_RelinkBeams();
1510         CL_RelinkEffects();
1511
1512         // link stuff
1513         if (drawmask & ENTMASK_ENGINE)
1514         {
1515                 CL_RelinkNetworkEntities();
1516                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
1517                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
1518                 CL_RelinkQWNails();
1519         }
1520
1521         // update view blend
1522         V_CalcViewBlend();
1523 }
1524
1525 /*
1526 ===============
1527 CL_ReadFromServer
1528
1529 Read all incoming data from the server
1530 ===============
1531 */
1532 extern void CL_ClientMovement_Replay(void);
1533 extern void CL_StairSmoothing(void);//view.c
1534
1535 int CL_ReadFromServer(void)
1536 {
1537         CL_ReadDemoMessage();
1538         CL_SendMove();
1539
1540         r_refdef.time = cl.time;
1541         r_refdef.extraupdate = !r_speeds.integer;
1542         r_refdef.numentities = 0;
1543         r_view.matrix = identitymatrix;
1544
1545         if (cls.state == ca_connected && cls.signon == SIGNONS)
1546         {
1547                 // prepare for a new frame
1548                 CL_LerpPlayer(CL_LerpPoint());
1549                 CL_DecayLights();
1550                 CL_ClearTempEntities();
1551                 V_DriftPitch();
1552                 V_FadeViewFlashs();
1553
1554                 // move particles
1555                 CL_MoveParticles();
1556                 R_MoveExplosions();
1557
1558                 // predict current player location
1559                 CL_ClientMovement_Replay();
1560
1561                 cl.num_brushmodel_entities = 0;
1562                 // process network entities
1563                 // first link the player
1564                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity);
1565                 // set up the view
1566                 V_CalcRefdef();
1567                 if (!csqc_loaded)
1568                 {
1569                         // now link the rest of the network entities
1570                         // (this is instead done in VM_R_RenderScene if csqc is loaded)
1571                         CL_UpdateEntities();
1572                 }
1573
1574                 CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
1575
1576                 CL_UpdateLights();
1577                 CL_StairSmoothing();
1578
1579                 // update the r_refdef time again because cl.time may have changed
1580                 r_refdef.time = cl.time;
1581         }
1582
1583         return 0;
1584 }
1585
1586 // LordHavoc: pausedemo command
1587 static void CL_PauseDemo_f (void)
1588 {
1589         cls.demopaused = !cls.demopaused;
1590         if (cls.demopaused)
1591                 Con_Print("Demo paused\n");
1592         else
1593                 Con_Print("Demo unpaused\n");
1594 }
1595
1596 /*
1597 ======================
1598 CL_Fog_f
1599 ======================
1600 */
1601 static void CL_Fog_f (void)
1602 {
1603         if (Cmd_Argc () == 1)
1604         {
1605                 Con_Printf("\"fog\" is \"%f %f %f %f\"\n", r_refdef.fog_density, r_refdef.fog_red, r_refdef.fog_green, r_refdef.fog_blue);
1606                 return;
1607         }
1608         r_refdef.fog_density = atof(Cmd_Argv(1));
1609         r_refdef.fog_red = atof(Cmd_Argv(2));
1610         r_refdef.fog_green = atof(Cmd_Argv(3));
1611         r_refdef.fog_blue = atof(Cmd_Argv(4));
1612 }
1613
1614 /*
1615 ====================
1616 CL_TimeRefresh_f
1617
1618 For program optimization
1619 ====================
1620 */
1621 static void CL_TimeRefresh_f (void)
1622 {
1623         int i;
1624         float timestart, timedelta, oldangles[3];
1625
1626         r_refdef.extraupdate = false;
1627         VectorCopy(cl.viewangles, oldangles);
1628         VectorClear(cl.viewangles);
1629
1630         timestart = Sys_DoubleTime();
1631         for (i = 0;i < 128;i++)
1632         {
1633                 Matrix4x4_CreateFromQuakeEntity(&r_view.matrix, r_view.origin[0], r_view.origin[1], r_view.origin[2], 0, i / 128.0 * 360.0, 0, 1);
1634                 CL_UpdateScreen();
1635         }
1636         timedelta = Sys_DoubleTime() - timestart;
1637
1638         VectorCopy(oldangles, cl.viewangles);
1639         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1640 }
1641
1642 /*
1643 ===========
1644 CL_Shutdown
1645 ===========
1646 */
1647 void CL_Shutdown (void)
1648 {
1649         CL_Particles_Shutdown();
1650         CL_Parse_Shutdown();
1651
1652         Mem_FreePool (&cls.permanentmempool);
1653         Mem_FreePool (&cls.levelmempool);
1654 }
1655
1656 /*
1657 =================
1658 CL_Init
1659 =================
1660 */
1661 void CL_Init (void)
1662 {
1663         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
1664         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
1665
1666         memset(&r_refdef, 0, sizeof(r_refdef));
1667         // max entities sent to renderer per frame
1668         r_refdef.maxentities = MAX_EDICTS + 256 + 512;
1669         r_refdef.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.maxentities);
1670
1671         CL_InitInput ();
1672
1673 //
1674 // register our commands
1675 //
1676         Cvar_RegisterVariable (&cl_upspeed);
1677         Cvar_RegisterVariable (&cl_forwardspeed);
1678         Cvar_RegisterVariable (&cl_backspeed);
1679         Cvar_RegisterVariable (&cl_sidespeed);
1680         Cvar_RegisterVariable (&cl_movespeedkey);
1681         Cvar_RegisterVariable (&cl_yawspeed);
1682         Cvar_RegisterVariable (&cl_pitchspeed);
1683         Cvar_RegisterVariable (&cl_anglespeedkey);
1684         Cvar_RegisterVariable (&cl_shownet);
1685         Cvar_RegisterVariable (&cl_nolerp);
1686         Cvar_RegisterVariable (&lookspring);
1687         Cvar_RegisterVariable (&lookstrafe);
1688         Cvar_RegisterVariable (&sensitivity);
1689         Cvar_RegisterVariable (&freelook);
1690
1691         Cvar_RegisterVariable (&m_pitch);
1692         Cvar_RegisterVariable (&m_yaw);
1693         Cvar_RegisterVariable (&m_forward);
1694         Cvar_RegisterVariable (&m_side);
1695
1696         Cvar_RegisterVariable (&cl_itembobspeed);
1697         Cvar_RegisterVariable (&cl_itembobheight);
1698
1699         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
1700         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
1701         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
1702         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
1703         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
1704         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
1705
1706 #ifdef AUTODEMO_BROKEN
1707         Cvar_RegisterVariable (&cl_autodemo);
1708         Cvar_RegisterVariable (&cl_autodemo_nameformat);
1709 #endif
1710
1711         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue)");
1712
1713         // LordHavoc: added pausedemo
1714         Cmd_AddCommand ("pausedemo", CL_PauseDemo_f, "pause demo playback (can also safely pause demo recording if using QUAKE, QUAKEDP or NEHAHRAMOVIE protocol, useful for making movies)");
1715
1716         Cvar_RegisterVariable(&r_draweffects);
1717         Cvar_RegisterVariable(&cl_explosions_alpha_start);
1718         Cvar_RegisterVariable(&cl_explosions_alpha_end);
1719         Cvar_RegisterVariable(&cl_explosions_size_start);
1720         Cvar_RegisterVariable(&cl_explosions_size_end);
1721         Cvar_RegisterVariable(&cl_explosions_lifetime);
1722         Cvar_RegisterVariable(&cl_stainmaps);
1723         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
1724         Cvar_RegisterVariable(&cl_beams_polygons);
1725         Cvar_RegisterVariable(&cl_beams_quakepositionhack);
1726         Cvar_RegisterVariable(&cl_beams_instantaimhack);
1727         Cvar_RegisterVariable(&cl_beams_lightatend);
1728         Cvar_RegisterVariable(&cl_noplayershadow);
1729
1730         Cvar_RegisterVariable(&cl_prydoncursor);
1731
1732         Cvar_RegisterVariable(&cl_deathnoviewmodel);
1733
1734         // for QW connections
1735         Cvar_RegisterVariable(&qport);
1736         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
1737
1738         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
1739
1740         CL_Parse_Init();
1741         CL_Particles_Init();
1742         CL_Screen_Init();
1743
1744         CL_Video_Init();
1745 }
1746
1747
1748