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
  29 // we need to declare some mouse variables here, because the menu system
  30 // references them even when on a unix system.
  31
  32 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
  33 cvar_t csqc_progcrc = {CVAR_READONLY, "csqc_progcrc","0","CRC of csprogs.dat file to load"};
  34
  35 cvar_t cl_shownet = {0, "cl_shownet","0","1 = print packet size, 2 = print packet message list"};
  36 cvar_t cl_nolerp = {0, "cl_nolerp", "0","network update smoothing"};
  37
  38 cvar_t cl_itembobheight = {0, "cl_itembobheight", "0","how much items bob up and down (try 8)"};
  39 cvar_t cl_itembobspeed = {0, "cl_itembobspeed", "0.5","how frequently items bob up and down"};
  40
  41 cvar_t lookspring = {CVAR_SAVE, "lookspring","0","returns pitch to level with the floor when no longer holding a pitch key"};
  42 cvar_t lookstrafe = {CVAR_SAVE, "lookstrafe","0","move instead of turning"};
  43 cvar_t sensitivity = {CVAR_SAVE, "sensitivity","3","mouse speed multiplier"};
  44
  45 cvar_t m_pitch = {CVAR_SAVE, "m_pitch","0.022","mouse pitch speed multiplier"};
  46 cvar_t m_yaw = {CVAR_SAVE, "m_yaw","0.022","mouse yaw speed multiplier"};
  47 cvar_t m_forward = {CVAR_SAVE, "m_forward","1","mouse forward speed multiplier"};
  48 cvar_t m_side = {CVAR_SAVE, "m_side","0.8","mouse side speed multiplier"};
  49
  50 cvar_t freelook = {CVAR_SAVE, "freelook", "1","mouse controls pitch instead of forward/back"};
  51
  52 cvar_t cl_autodemo = {0, "cl_autodemo", "0", "records every game played, using the date/time and map name to name the demo file" };
  53 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" };
  54
  55 cvar_t r_draweffects = {0, "r_draweffects", "1","renders temporary sprite effects"};
  56
  57 cvar_t cl_explosions_alpha_start = {CVAR_SAVE, "cl_explosions_alpha_start", "1.5","starting alpha of an explosion shell"};
  58 cvar_t cl_explosions_alpha_end = {CVAR_SAVE, "cl_explosions_alpha_end", "0","end alpha of an explosion shell (just before it disappears)"};
  59 cvar_t cl_explosions_size_start = {CVAR_SAVE, "cl_explosions_size_start", "16","starting size of an explosion shell"};
  60 cvar_t cl_explosions_size_end = {CVAR_SAVE, "cl_explosions_size_end", "128","ending alpha of an explosion shell (just before it disappears)"};
  61 cvar_t cl_explosions_lifetime = {CVAR_SAVE, "cl_explosions_lifetime", "0.5","how long an explosion shell lasts"};
  62
  63 cvar_t cl_stainmaps = {CVAR_SAVE, "cl_stainmaps", "1","stains lightmaps, much faster than decals but blurred"};
  64 cvar_t cl_stainmaps_clearonload = {CVAR_SAVE, "cl_stainmaps_clearonload", "1","clear stainmaps on map restart"};
  65
  66 cvar_t cl_beams_polygons = {CVAR_SAVE, "cl_beams_polygons", "1","use beam polygons instead of models"};
  67 cvar_t cl_beams_relative = {CVAR_SAVE, "cl_beams_relative", "1","beams are relative to owner (smooth sweeps)"};
  68 cvar_t cl_beams_lightatend = {CVAR_SAVE, "cl_beams_lightatend", "0","make a light at the end of the beam"};
  69
  70 cvar_t cl_noplayershadow = {CVAR_SAVE, "cl_noplayershadow", "0","hide player shadow"};
  71
  72 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)"};
  73
  74 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"};
  75
  76 cvar_t cl_deathnoviewmodel = {0, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
  77
  78 client_static_t cls;
  79 client_state_t  cl;
  80
  81 #define MAX_PARTICLES                   32768   // default max # of particles at one time
  82 #define ABSOLUTE_MIN_PARTICLES  512             // no fewer than this no matter what's on the command line
  83
  84 /*
  85 =====================
  86 CL_ClearState
  87
  88 =====================
  89 */
  90 void CL_ClearState(void)
  91 {
  92         int i;
  93         entity_t *ent;
  94
  95 // wipe the entire cl structure
  96         Mem_EmptyPool(cls.levelmempool);
  97         memset (&cl, 0, sizeof(cl));
  98
  99         S_StopAllSounds();
 100
 101         // reset the view zoom interpolation
 102         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
 103
 104         cl.num_entities = 0;
 105         cl.num_csqcentities = 0;        //[515]: csqc
 106         cl.num_static_entities = 0;
 107         cl.num_temp_entities = 0;
 108         cl.num_brushmodel_entities = 0;
 109
 110         // tweak these if the game runs out
 111         cl.max_entities = 256;
 112         cl.max_csqcentities = 256;      //[515]: csqc
 113         cl.max_static_entities = 256;
 114         cl.max_temp_entities = 512;
 115         cl.max_effects = 256;
 116         cl.max_beams = 256;
 117         cl.max_dlights = MAX_DLIGHTS;
 118         cl.max_lightstyle = MAX_LIGHTSTYLES;
 119         cl.max_brushmodel_entities = MAX_EDICTS;
 120         cl.max_particles = MAX_PARTICLES;
 121
 122 // COMMANDLINEOPTION: Client: -particles <number> changes maximum number of particles at once, default 32768
 123         i = COM_CheckParm ("-particles");
 124         if (i && i < com_argc - 1)
 125         {
 126                 cl.max_particles = (int)(atoi(com_argv[i+1]));
 127                 if (cl.max_particles < ABSOLUTE_MIN_PARTICLES)
 128                         cl.max_particles = ABSOLUTE_MIN_PARTICLES;
 129         }
 130
 131         cl.num_dlights = 0;
 132         cl.num_effects = 0;
 133         cl.num_beams = 0;
 134
 135         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 136         cl.csqcentities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_csqcentities * sizeof(entity_t));      //[515]: csqc
 137         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
 138         cl.csqcentities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));      //[515]: csqc
 139         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
 140         cl.temp_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_temp_entities * sizeof(entity_t));
 141         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
 142         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
 143         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
 144         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
 145         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
 146         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
 147
 148         // LordHavoc: have to set up the baseline info for alpha and other stuff
 149         for (i = 0;i < cl.max_entities;i++)
 150         {
 151                 cl.entities[i].state_baseline = defaultstate;
 152                 cl.entities[i].state_previous = defaultstate;
 153                 cl.entities[i].state_current = defaultstate;
 154         }
 155
 156         for (i = 0;i < cl.max_csqcentities;i++)
 157         {
 158                 cl.csqcentities[i].state_baseline = defaultstate;       //[515]: csqc
 159                 cl.csqcentities[i].state_previous = defaultstate;       //[515]: csqc
 160                 cl.csqcentities[i].state_current = defaultstate;        //[515]: csqc
 161                 cl.csqcentities[i].csqc = true;
 162                 cl.csqcentities[i].state_current.number = -i;
 163         }
 164
 165         if (gamemode == GAME_NEXUIZ)
 166         {
 167                 VectorSet(cl.playerstandmins, -16, -16, -24);
 168                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
 169                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 170                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
 171         }
 172         else
 173         {
 174                 VectorSet(cl.playerstandmins, -16, -16, -24);
 175                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
 176                 VectorSet(cl.playercrouchmins, -16, -16, -24);
 177                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
 178         }
 179
 180         // disable until we get textures for it
 181         R_ResetSkyBox();
 182
 183         ent = &cl.entities[0];
 184         // entire entity array was cleared, so just fill in a few fields
 185         ent->state_current.active = true;
 186         ent->render.model = cl.worldmodel = NULL; // no world model yet
 187         ent->render.scale = 1; // some of the renderer still relies on scale
 188         ent->render.alpha = 1;
 189         ent->render.colormap = -1; // no special coloring
 190         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
 191         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
 192         Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
 193         CL_BoundingBoxForEntity(&ent->render);
 194
 195         // noclip is turned off at start
 196         noclip_anglehack = false;
 197
 198         // mark all frames invalid for delta
 199         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
 200
 201         CL_Screen_NewMap();
 202 }
 203
 204 void CL_ExpandEntities(int num)
 205 {
 206         int i, oldmaxentities;
 207         entity_t *oldentities;
 208         if (num >= cl.max_entities)
 209         {
 210                 if (!cl.entities)
 211                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
 212                 if (num >= MAX_EDICTS)
 213                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
 214                 oldmaxentities = cl.max_entities;
 215                 oldentities = cl.entities;
 216                 cl.max_entities = (num & ~255) + 256;
 217                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
 218                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
 219                 Mem_Free(oldentities);
 220                 for (i = oldmaxentities;i < cl.max_entities;i++)
 221                 {
 222                         cl.entities[i].state_baseline = defaultstate;
 223                         cl.entities[i].state_previous = defaultstate;
 224                         cl.entities[i].state_current = defaultstate;
 225                 }
 226         }
 227 }
 228
 229 void CL_ExpandCSQCEntities(int num)
 230 {
 231         int i, oldmaxentities;
 232         entity_t *oldentities;
 233         if (num >= cl.max_csqcentities)
 234         {
 235                 if (!cl.csqcentities)
 236                         Sys_Error("CL_ExpandCSQCEntities: cl.csqcentities not initialized\n");
 237                 if (num >= MAX_EDICTS)
 238                         Host_Error("CL_ExpandCSQCEntities: num %i >= %i\n", num, MAX_EDICTS);
 239                 oldmaxentities = cl.max_csqcentities;
 240                 oldentities = cl.csqcentities;
 241                 cl.max_csqcentities = (num & ~255) + 256;
 242                 cl.csqcentities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_csqcentities * sizeof(entity_t));
 243                 memcpy(cl.csqcentities, oldentities, oldmaxentities * sizeof(entity_t));
 244                 Mem_Free(oldentities);
 245                 for (i = oldmaxentities;i < cl.max_csqcentities;i++)
 246                 {
 247                         cl.csqcentities[i].state_baseline = defaultstate;
 248                         cl.csqcentities[i].state_previous = defaultstate;
 249                         cl.csqcentities[i].state_current = defaultstate;
 250                         cl.csqcentities[i].csqc = true;
 251                         cl.csqcentities[i].state_current.number = -i;
 252                 }
 253         }
 254 }
 255
 256 void CL_VM_ShutDown (void);
 257 /*
 258 =====================
 259 CL_Disconnect
 260
 261 Sends a disconnect message to the server
 262 This is also called on Host_Error, so it shouldn't cause any errors
 263 =====================
 264 */
 265 void CL_Disconnect(void)
 266 {
 267         if (cls.state == ca_dedicated)
 268                 return;
 269
 270         Con_DPrintf("CL_Disconnect\n");
 271
 272         CL_VM_ShutDown();
 273 // stop sounds (especially looping!)
 274         S_StopAllSounds ();
 275
 276         // clear contents blends
 277         cl.cshifts[0].percent = 0;
 278         cl.cshifts[1].percent = 0;
 279         cl.cshifts[2].percent = 0;
 280         cl.cshifts[3].percent = 0;
 281
 282         cl.worldmodel = NULL;
 283
 284         if (cls.demoplayback)
 285                 CL_StopPlayback();
 286         else if (cls.netcon)
 287         {
 288                 sizebuf_t buf;
 289                 unsigned char bufdata[8];
 290                 if (cls.demorecording)
 291                         CL_Stop_f();
 292
 293                 // send disconnect message 3 times to improve chances of server
 294                 // receiving it (but it still fails sometimes)
 295                 memset(&buf, 0, sizeof(buf));
 296                 buf.data = bufdata;
 297                 buf.maxsize = sizeof(bufdata);
 298                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
 299                 {
 300                         Con_DPrint("Sending drop command\n");
 301                         MSG_WriteByte(&buf, qw_clc_stringcmd);
 302                         MSG_WriteString(&buf, "drop");
 303                 }
 304                 else
 305                 {
 306                         Con_DPrint("Sending clc_disconnect\n");
 307                         MSG_WriteByte(&buf, clc_disconnect);
 308                 }
 309                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 310                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 311                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol);
 312                 NetConn_Close(cls.netcon);
 313                 cls.netcon = NULL;
 314         }
 315         cls.state = ca_disconnected;
 316
 317         cls.demoplayback = cls.timedemo = false;
 318         cls.signon = 0;
 319 }
 320
 321 void CL_Disconnect_f(void)
 322 {
 323         CL_Disconnect ();
 324         if (sv.active)
 325                 Host_ShutdownServer ();
 326 }
 327
 328
 329
 330
 331 /*
 332 =====================
 333 CL_EstablishConnection
 334
 335 Host should be either "local" or a net address
 336 =====================
 337 */
 338 void CL_EstablishConnection(const char *host)
 339 {
 340         if (cls.state == ca_dedicated)
 341                 return;
 342
 343         // clear menu's connect error message
 344         M_Update_Return_Reason("");
 345         cls.demonum = -1;
 346
 347         // stop demo loop in case this fails
 348         CL_Disconnect();
 349
 350         // make sure the client ports are open before attempting to connect
 351         NetConn_UpdateSockets();
 352
 353         // run a network frame
 354         //NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 355
 356         if (LHNETADDRESS_FromString(&cls.connect_address, host, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
 357         {
 358                 cls.connect_trying = true;
 359                 cls.connect_remainingtries = 3;
 360                 cls.connect_nextsendtime = 0;
 361                 M_Update_Return_Reason("Trying to connect...");
 362                 // run several network frames to jump into the game quickly
 363                 //if (sv.active)
 364                 //{
 365                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 366                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 367                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 368                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
 369                 //}
 370         }
 371         else
 372         {
 373                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
 374                 M_Update_Return_Reason("No network");
 375         }
 376 }
 377
 378 /*
 379 ==============
 380 CL_PrintEntities_f
 381 ==============
 382 */
 383 static void CL_PrintEntities_f(void)
 384 {
 385         entity_t *ent;
 386         int i, j;
 387         char name[32];
 388
 389         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
 390         {
 391                 if (!ent->state_current.active)
 392                         continue;
 393
 394                 if (ent->render.model)
 395                         strlcpy (name, ent->render.model->name, 25);
 396                 else
 397                         strcpy(name, "--no model--");
 398                 for (j = (int)strlen(name);j < 25;j++)
 399                         name[j] = ' ';
 400                 Con_Printf("%3i: %s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, name, ent->render.frame, (int) ent->render.matrix.m[0][3], (int) ent->render.matrix.m[1][3], (int) ent->render.matrix.m[2][3], (int) ent->render.angles[0] % 360, (int) ent->render.angles[1] % 360, (int) ent->render.angles[2] % 360, ent->render.scale, ent->render.alpha);
 401         }
 402 }
 403
 404 //static const vec3_t nomodelmins = {-16, -16, -16};
 405 //static const vec3_t nomodelmaxs = {16, 16, 16};
 406 void CL_BoundingBoxForEntity(entity_render_t *ent)
 407 {
 408         model_t *model = ent->model;
 409         if (model)
 410         {
 411                 //if (ent->angles[0] || ent->angles[2])
 412                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
 413                 {
 414                         // pitch or roll
 415                         ent->mins[0] = ent->matrix.m[0][3] + model->rotatedmins[0];
 416                         ent->mins[1] = ent->matrix.m[1][3] + model->rotatedmins[1];
 417                         ent->mins[2] = ent->matrix.m[2][3] + model->rotatedmins[2];
 418                         ent->maxs[0] = ent->matrix.m[0][3] + model->rotatedmaxs[0];
 419                         ent->maxs[1] = ent->matrix.m[1][3] + model->rotatedmaxs[1];
 420                         ent->maxs[2] = ent->matrix.m[2][3] + model->rotatedmaxs[2];
 421                         //VectorAdd(ent->origin, model->rotatedmins, ent->mins);
 422                         //VectorAdd(ent->origin, model->rotatedmaxs, ent->maxs);
 423                 }
 424                 //else if (ent->angles[1])
 425                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
 426                 {
 427                         // yaw
 428                         ent->mins[0] = ent->matrix.m[0][3] + model->yawmins[0];
 429                         ent->mins[1] = ent->matrix.m[1][3] + model->yawmins[1];
 430                         ent->mins[2] = ent->matrix.m[2][3] + model->yawmins[2];
 431                         ent->maxs[0] = ent->matrix.m[0][3] + model->yawmaxs[0];
 432                         ent->maxs[1] = ent->matrix.m[1][3] + model->yawmaxs[1];
 433                         ent->maxs[2] = ent->matrix.m[2][3] + model->yawmaxs[2];
 434                         //VectorAdd(ent->origin, model->yawmins, ent->mins);
 435                         //VectorAdd(ent->origin, model->yawmaxs, ent->maxs);
 436                 }
 437                 else
 438                 {
 439                         ent->mins[0] = ent->matrix.m[0][3] + model->normalmins[0];
 440                         ent->mins[1] = ent->matrix.m[1][3] + model->normalmins[1];
 441                         ent->mins[2] = ent->matrix.m[2][3] + model->normalmins[2];
 442                         ent->maxs[0] = ent->matrix.m[0][3] + model->normalmaxs[0];
 443                         ent->maxs[1] = ent->matrix.m[1][3] + model->normalmaxs[1];
 444                         ent->maxs[2] = ent->matrix.m[2][3] + model->normalmaxs[2];
 445                         //VectorAdd(ent->origin, model->normalmins, ent->mins);
 446                         //VectorAdd(ent->origin, model->normalmaxs, ent->maxs);
 447                 }
 448         }
 449         else
 450         {
 451                 ent->mins[0] = ent->matrix.m[0][3] - 16;
 452                 ent->mins[1] = ent->matrix.m[1][3] - 16;
 453                 ent->mins[2] = ent->matrix.m[2][3] - 16;
 454                 ent->maxs[0] = ent->matrix.m[0][3] + 16;
 455                 ent->maxs[1] = ent->matrix.m[1][3] + 16;
 456                 ent->maxs[2] = ent->matrix.m[2][3] + 16;
 457                 //VectorAdd(ent->origin, nomodelmins, ent->mins);
 458                 //VectorAdd(ent->origin, nomodelmaxs, ent->maxs);
 459         }
 460 }
 461
 462 /*
 463 ===============
 464 CL_LerpPoint
 465
 466 Determines the fraction between the last two messages that the objects
 467 should be put at.
 468 ===============
 469 */
 470 static float CL_LerpPoint(void)
 471 {
 472         float f;
 473
 474         // dropped packet, or start of demo
 475         if (cl.mtime[1] < cl.mtime[0] - 0.1)
 476                 cl.mtime[1] = cl.mtime[0] - 0.1;
 477
 478         cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
 479
 480         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
 481         f = cl.mtime[0] - cl.mtime[1];
 482         if (!f || cl_nolerp.integer || cls.timedemo || (cl.islocalgame && !sv_fixedframeratesingleplayer.integer))
 483         {
 484                 cl.time = cl.mtime[0];
 485                 return 1;
 486         }
 487
 488         f = (cl.time - cl.mtime[1]) / f;
 489         return bound(0, f, 1);
 490 }
 491
 492 void CL_ClearTempEntities (void)
 493 {
 494         cl.num_temp_entities = 0;
 495 }
 496
 497 entity_t *CL_NewTempEntity(void)
 498 {
 499         entity_t *ent;
 500
 501         if (r_refdef.numentities >= r_refdef.maxentities)
 502                 return NULL;
 503         if (cl.num_temp_entities >= cl.max_temp_entities)
 504                 return NULL;
 505         ent = &cl.temp_entities[cl.num_temp_entities++];
 506         memset (ent, 0, sizeof(*ent));
 507         r_refdef.entities[r_refdef.numentities++] = &ent->render;
 508
 509         ent->render.colormap = -1; // no special coloring
 510         ent->render.scale = 1;
 511         ent->render.alpha = 1;
 512         VectorSet(ent->render.colormod, 1, 1, 1);
 513         return ent;
 514 }
 515
 516 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
 517 {
 518         int i;
 519         cl_effect_t *e;
 520         if (!modelindex) // sanity check
 521                 return;
 522         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
 523         {
 524                 if (e->active)
 525                         continue;
 526                 e->active = true;
 527                 VectorCopy(org, e->origin);
 528                 e->modelindex = modelindex;
 529                 e->starttime = cl.time;
 530                 e->startframe = startframe;
 531                 e->endframe = startframe + framecount;
 532                 e->framerate = framerate;
 533
 534                 e->frame = 0;
 535                 e->frame1time = cl.time;
 536                 e->frame2time = cl.time;
 537                 cl.num_effects = max(cl.num_effects, i + 1);
 538                 break;
 539         }
 540 }
 541
 542 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)
 543 {
 544         int i;
 545         dlight_t *dl;
 546
 547         /*
 548 // first look for an exact key match
 549         if (ent)
 550         {
 551                 dl = cl.dlights;
 552                 for (i = 0;i < cl.num_dlights;i++, dl++)
 553                         if (dl->ent == ent)
 554                                 goto dlightsetup;
 555         }
 556         */
 557
 558 // then look for anything else
 559         dl = cl.dlights;
 560         for (i = 0;i < cl.num_dlights;i++, dl++)
 561                 if (!dl->radius)
 562                         goto dlightsetup;
 563         // if we hit the end of the active dlights and found no gaps, add a new one
 564         if (i < MAX_DLIGHTS)
 565         {
 566                 cl.num_dlights = i + 1;
 567                 goto dlightsetup;
 568         }
 569
 570         // unable to find one
 571         return;
 572
 573 dlightsetup:
 574         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
 575         memset (dl, 0, sizeof(*dl));
 576         Matrix4x4_Normalize(&dl->matrix, matrix);
 577         dl->ent = ent;
 578         dl->origin[0] = dl->matrix.m[0][3];
 579         dl->origin[1] = dl->matrix.m[1][3];
 580         dl->origin[2] = dl->matrix.m[2][3];
 581         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
 582         dl->matrix.m[0][3] = dl->origin[0];
 583         dl->matrix.m[1][3] = dl->origin[1];
 584         dl->matrix.m[2][3] = dl->origin[2];
 585         dl->radius = radius;
 586         dl->color[0] = red;
 587         dl->color[1] = green;
 588         dl->color[2] = blue;
 589         dl->decay = decay;
 590         if (lifetime)
 591                 dl->die = cl.time + lifetime;
 592         else
 593                 dl->die = 0;
 594         dl->cubemapnum = cubemapnum;
 595         dl->style = style;
 596         dl->shadow = shadowenable;
 597         dl->corona = corona;
 598         dl->flags = flags;
 599         dl->coronasizescale = coronasizescale;
 600         dl->ambientscale = ambientscale;
 601         dl->diffusescale = diffusescale;
 602         dl->specularscale = specularscale;
 603 }
 604
 605 // called before entity relinking
 606 void CL_DecayLights(void)
 607 {
 608         int i, oldmax;
 609         dlight_t *dl;
 610         float time, f;
 611
 612         time = cl.time - cl.oldtime;
 613         oldmax = cl.num_dlights;
 614         cl.num_dlights = 0;
 615         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
 616         {
 617                 if (dl->radius)
 618                 {
 619                         f = dl->radius - time * dl->decay;
 620                         if (cl.time < dl->die && f > 0)
 621                         {
 622                                 dl->radius = dl->radius - time * dl->decay;
 623                                 cl.num_dlights = i + 1;
 624                         }
 625                         else
 626                                 dl->radius = 0;
 627                 }
 628         }
 629 }
 630
 631 // called after entity relinking
 632 void CL_UpdateLights(void)
 633 {
 634         int i, j, k, l;
 635         dlight_t *dl;
 636         float frac, f;
 637
 638         r_refdef.numlights = 0;
 639         if (r_dynamic.integer)
 640         {
 641                 for (i = 0, dl = cl.dlights;i < cl.num_dlights;i++, dl++)
 642                 {
 643                         if (dl->radius)
 644                         {
 645                                 R_RTLight_Update(dl, false);
 646                                 r_refdef.lights[r_refdef.numlights++] = dl;
 647                         }
 648                 }
 649         }
 650
 651 // light animations
 652 // 'm' is normal light, 'a' is no light, 'z' is double bright
 653         f = cl.time * 10;
 654         i = (int)floor(f);
 655         frac = f - i;
 656         for (j = 0;j < cl.max_lightstyle;j++)
 657         {
 658                 if (!cl.lightstyle || !cl.lightstyle[j].length)
 659                 {
 660                         r_refdef.lightstylevalue[j] = 256;
 661                         continue;
 662                 }
 663                 k = i % cl.lightstyle[j].length;
 664                 l = (i-1) % cl.lightstyle[j].length;
 665                 k = cl.lightstyle[j].map[k] - 'a';
 666                 l = cl.lightstyle[j].map[l] - 'a';
 667                 r_refdef.lightstylevalue[j] = (unsigned short)(((k*frac)+(l*(1-frac)))*22);
 668         }
 669 }
 670
 671 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
 672 {
 673         float f;
 674         entity_t *flag;
 675         matrix4x4_t flagmatrix;
 676
 677         // this code taken from QuakeWorld
 678         f = 14;
 679         if (player->render.frame2 >= 29 && player->render.frame2 <= 40)
 680         {
 681                 if (player->render.frame2 >= 29 && player->render.frame2 <= 34)
 682                 { //axpain
 683                         if      (player->render.frame2 == 29) f = f + 2;
 684                         else if (player->render.frame2 == 30) f = f + 8;
 685                         else if (player->render.frame2 == 31) f = f + 12;
 686                         else if (player->render.frame2 == 32) f = f + 11;
 687                         else if (player->render.frame2 == 33) f = f + 10;
 688                         else if (player->render.frame2 == 34) f = f + 4;
 689                 }
 690                 else if (player->render.frame2 >= 35 && player->render.frame2 <= 40)
 691                 { // pain
 692                         if      (player->render.frame2 == 35) f = f + 2;
 693                         else if (player->render.frame2 == 36) f = f + 10;
 694                         else if (player->render.frame2 == 37) f = f + 10;
 695                         else if (player->render.frame2 == 38) f = f + 8;
 696                         else if (player->render.frame2 == 39) f = f + 4;
 697                         else if (player->render.frame2 == 40) f = f + 2;
 698                 }
 699         }
 700         else if (player->render.frame2 >= 103 && player->render.frame2 <= 118)
 701         {
 702                 if      (player->render.frame2 >= 103 && player->render.frame2 <= 104) f = f + 6;  //nailattack
 703                 else if (player->render.frame2 >= 105 && player->render.frame2 <= 106) f = f + 6;  //light
 704                 else if (player->render.frame2 >= 107 && player->render.frame2 <= 112) f = f + 7;  //rocketattack
 705                 else if (player->render.frame2 >= 112 && player->render.frame2 <= 118) f = f + 7;  //shotattack
 706         }
 707         // end of code taken from QuakeWorld
 708
 709         flag = CL_NewTempEntity();
 710         if (!flag)
 711                 return;
 712
 713         flag->render.model = cl.model_precache[cl.qw_modelindex_flag];
 714         flag->render.skinnum = skin;
 715         flag->render.colormap = -1; // no special coloring
 716         flag->render.alpha = 1;
 717         VectorSet(flag->render.colormod, 1, 1, 1);
 718         // attach the flag to the player matrix
 719         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
 720         Matrix4x4_Concat(&flag->render.matrix, &player->render.matrix, &flagmatrix);
 721         Matrix4x4_Invert_Simple(&flag->render.inversematrix, &flag->render.matrix);
 722         R_LerpAnimation(&flag->render);
 723         CL_BoundingBoxForEntity(&flag->render);
 724 }
 725
 726 #define MAXVIEWMODELS 32
 727 entity_t *viewmodels[MAXVIEWMODELS];
 728 int numviewmodels;
 729
 730 matrix4x4_t viewmodelmatrix;
 731
 732 static int entitylinkframenumber;
 733
 734 static const vec3_t muzzleflashorigin = {18, 0, 0};
 735
 736 extern void V_DriftPitch(void);
 737 extern void V_FadeViewFlashs(void);
 738 extern void V_CalcViewBlend(void);
 739
 740 extern void V_CalcRefdef(void);
 741 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
 742 void CL_LinkNetworkEntity(entity_t *e)
 743 {
 744         matrix4x4_t *matrix, blendmatrix, tempmatrix, matrix2;
 745         //matrix4x4_t dlightmatrix;
 746         int j, k, l;
 747         effectnameindex_t trailtype;
 748         float origin[3], angles[3], delta[3], lerp, dlightcolor[3], dlightradius, v2[3], d;
 749         entity_t *t;
 750         model_t *model;
 751         trace_t trace;
 752         //entity_persistent_t *p = &e->persistent;
 753         //entity_render_t *r = &e->render;
 754         if (e->persistent.linkframe != entitylinkframenumber)
 755         {
 756                 e->persistent.linkframe = entitylinkframenumber;
 757                 // skip inactive entities and world
 758                 if (!e->state_current.active || e == cl.entities || e == cl.csqcentities)
 759                         return;
 760                 e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
 761                 e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
 762                 e->render.flags = e->state_current.flags;
 763                 e->render.effects = e->state_current.effects;
 764                 VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
 765                 if (e->state_current.flags & RENDER_COLORMAPPED)
 766                 {
 767                         int cb;
 768                         unsigned char *cbcolor;
 769                         e->render.colormap = e->state_current.colormap;
 770                         cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
 771                         cbcolor = (unsigned char *) (&palette_complete[cb]);
 772                         e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 773                         e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 774                         e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 775                         cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
 776                         cbcolor = (unsigned char *) (&palette_complete[cb]);
 777                         e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 778                         e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 779                         e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 780                 }
 781                 else if (e->state_current.colormap && cl.scores != NULL)
 782                 {
 783                         int cb;
 784                         unsigned char *cbcolor;
 785                         e->render.colormap = cl.scores[e->state_current.colormap - 1].colors; // color it
 786                         cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
 787                         cbcolor = (unsigned char *) (&palette_complete[cb]);
 788                         e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
 789                         e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
 790                         e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
 791                         cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
 792                         cbcolor = (unsigned char *) (&palette_complete[cb]);
 793                         e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
 794                         e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
 795                         e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
 796                 }
 797                 else
 798                 {
 799                         e->render.colormap = -1; // no special coloring
 800                         VectorClear(e->render.colormap_pantscolor);
 801                         VectorClear(e->render.colormap_shirtcolor);
 802                 }
 803                 e->render.skinnum = e->state_current.skin;
 804                 if (e->render.flags & RENDER_VIEWMODEL && !e->state_current.tagentity)
 805                 {
 806                         if (!r_drawviewmodel.integer || chase_active.integer || envmap)// || csqc_loaded)
 807                                 return;
 808                         if (!e->csqc)
 809                         {
 810                                 if (cl.viewentity)
 811                                         CL_LinkNetworkEntity(cl.entities + cl.viewentity);
 812                                 if (e == &cl.viewent && cl.entities[cl.viewentity].state_current.active)
 813                                 {
 814                                         e->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
 815                                         e->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_REFLECTIVE | EF_FULLBRIGHT | EF_NODEPTHTEST));
 816                                 }
 817                         }
 818                         matrix = &viewmodelmatrix;
 819                 }
 820                 else
 821                 {
 822                         // if the tag entity is currently impossible, skip it
 823                         if (!e->csqc)
 824                         {
 825                                 if (e->state_current.tagentity >= cl.num_entities)
 826                                         return;
 827                                 t = cl.entities + e->state_current.tagentity;
 828                         }
 829                         else
 830                         {
 831                                 if (e->state_current.tagentity >= cl.num_csqcentities)
 832                                         return;
 833                                 t = cl.csqcentities + e->state_current.tagentity;
 834                         }
 835                         // if the tag entity is inactive, skip it
 836                         if (!t->state_current.active)
 837                                 return;
 838                         // note: this can link to world
 839                         CL_LinkNetworkEntity(t);
 840                         // make relative to the entity
 841                         matrix = &t->render.matrix;
 842                         // some properties of the tag entity carry over
 843                         e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
 844                         // if a valid tagindex is used, make it relative to that tag instead
 845                         // FIXME: use a model function to get tag info (need to handle skeletal)
 846                         if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
 847                         {
 848                                 // blend the matrices
 849                                 memset(&blendmatrix, 0, sizeof(blendmatrix));
 850                                 for (j = 0;j < 4 && t->render.frameblend[j].lerp > 0;j++)
 851                                 {
 852                                         matrix4x4_t tagmatrix;
 853                                         Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].frame, e->state_current.tagindex - 1, &tagmatrix);
 854                                         d = t->render.frameblend[j].lerp;
 855                                         for (l = 0;l < 4;l++)
 856                                                 for (k = 0;k < 4;k++)
 857                                                         blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
 858                                 }
 859                                 // concat the tag matrices onto the entity matrix
 860                                 Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
 861                                 // use the constructed tag matrix
 862                                 matrix = &tempmatrix;
 863                         }
 864                 }
 865
 866                 // movement lerp
 867                 // if it's the player entity, update according to client movement
 868                 if (e == cl.entities + cl.playerentity && cl.movement)// && !e->csqc)
 869                 {
 870                         lerp = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
 871                         lerp = bound(0, lerp, 1);
 872                         VectorLerp(cl.movement_oldorigin, lerp, cl.movement_origin, origin);
 873                         VectorSet(angles, 0, cl.viewangles[1], 0);
 874                 }
 875                 else if (e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
 876                 {
 877                         // interpolate the origin and angles
 878                         VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
 879                         VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
 880                         if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
 881                         if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
 882                         if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
 883                         VectorMA(e->persistent.oldangles, lerp, delta, angles);
 884                 }
 885                 else
 886                 {
 887                         // no interpolation
 888                         VectorCopy(e->persistent.neworigin, origin);
 889                         VectorCopy(e->persistent.newangles, angles);
 890                 }
 891
 892                 // model setup and some modelflags
 893                 if(e->state_current.modelindex < MAX_MODELS)
 894                         e->render.model = cl.model_precache[e->state_current.modelindex];
 895                 else
 896                         e->render.model = cl.csqc_model_precache[65536-e->state_current.modelindex];
 897                 if (e->render.model)
 898                 {
 899                         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
 900                         if (e->render.model->type == mod_alias)
 901                                 angles[0] = -angles[0];
 902                         if ((e->render.model->flags & EF_ROTATE) && (!e->state_current.tagentity && !(e->render.flags & RENDER_VIEWMODEL)))
 903                         {
 904                                 angles[1] = ANGLEMOD(100*cl.time);
 905                                 if (cl_itembobheight.value)
 906                                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
 907                         }
 908                         // transfer certain model flags to effects
 909                         e->render.effects |= e->render.model->flags2 & (EF_FULLBRIGHT | EF_ADDITIVE);
 910                         if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
 911                                 VectorScale(e->render.colormod, 2, e->render.colormod);
 912                 }
 913                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
 914                 else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
 915                         angles[0] = -angles[0];
 916
 917                 // animation lerp
 918                 if (e->render.frame2 == e->state_current.frame)
 919                 {
 920                         // update frame lerp fraction
 921                         e->render.framelerp = 1;
 922                         if (e->render.frame2time > e->render.frame1time)
 923                         {
 924                                 // make sure frame lerp won't last longer than 100ms
 925                                 // (this mainly helps with models that use framegroups and
 926                                 // switch between them infrequently)
 927                                 e->render.framelerp = (cl.time - e->render.frame2time) / min(e->render.frame2time - e->render.frame1time, 0.1);
 928                                 e->render.framelerp = bound(0, e->render.framelerp, 1);
 929                         }
 930                 }
 931                 else
 932                 {
 933                         // begin a new frame lerp
 934                         e->render.frame1 = e->render.frame2;
 935                         e->render.frame1time = e->render.frame2time;
 936                         e->render.frame = e->render.frame2 = e->state_current.frame;
 937                         e->render.frame2time = cl.time;
 938                         e->render.framelerp = 0;
 939                 }
 940                 R_LerpAnimation(&e->render);
 941
 942                 // set up the render matrix
 943                 // FIXME: e->render.scale should go away
 944                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
 945                 // concat the matrices to make the entity relative to its tag
 946                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
 947                 // make the other useful stuff
 948                 Matrix4x4_Invert_Simple(&e->render.inversematrix, &e->render.matrix);
 949                 CL_BoundingBoxForEntity(&e->render);
 950
 951                 // handle effects now that we know where this entity is in the world...
 952                 if (e->render.model && e->render.model->soundfromcenter)
 953                 {
 954                         // bmodels are treated specially since their origin is usually '0 0 0'
 955                         vec3_t o;
 956                         VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
 957                         Matrix4x4_Transform(&e->render.matrix, o, origin);
 958                 }
 959                 else
 960                 {
 961                         origin[0] = e->render.matrix.m[0][3];
 962                         origin[1] = e->render.matrix.m[1][3];
 963                         origin[2] = e->render.matrix.m[2][3];
 964                 }
 965                 trailtype = EFFECT_NONE;
 966                 dlightradius = 0;
 967                 dlightcolor[0] = 0;
 968                 dlightcolor[1] = 0;
 969                 dlightcolor[2] = 0;
 970                 // LordHavoc: if the entity has no effects, don't check each
 971                 if (e->render.effects)
 972                 {
 973                         if (e->render.effects & EF_BRIGHTFIELD)
 974                         {
 975                                 if (gamemode == GAME_NEXUIZ)
 976                                         trailtype = EFFECT_TR_NEXUIZPLASMA;
 977                                 else
 978                                         CL_EntityParticles(e);
 979                         }
 980                         if (e->render.effects & EF_MUZZLEFLASH)
 981                                 e->persistent.muzzleflash = 1.0f;
 982                         if (e->render.effects & EF_DIMLIGHT)
 983                         {
 984                                 dlightradius = max(dlightradius, 200);
 985                                 dlightcolor[0] += 1.50f;
 986                                 dlightcolor[1] += 1.50f;
 987                                 dlightcolor[2] += 1.50f;
 988                         }
 989                         if (e->render.effects & EF_BRIGHTLIGHT)
 990                         {
 991                                 dlightradius = max(dlightradius, 400);
 992                                 dlightcolor[0] += 3.00f;
 993                                 dlightcolor[1] += 3.00f;
 994                                 dlightcolor[2] += 3.00f;
 995                         }
 996                         // LordHavoc: more effects
 997                         if (e->render.effects & EF_RED) // red
 998                         {
 999                                 dlightradius = max(dlightradius, 200);
1000                                 dlightcolor[0] += 1.50f;
1001                                 dlightcolor[1] += 0.15f;
1002                                 dlightcolor[2] += 0.15f;
1003                         }
1004                         if (e->render.effects & EF_BLUE) // blue
1005                         {
1006                                 dlightradius = max(dlightradius, 200);
1007                                 dlightcolor[0] += 0.15f;
1008                                 dlightcolor[1] += 0.15f;
1009                                 dlightcolor[2] += 1.50f;
1010                         }
1011                         if (e->render.effects & EF_FLAME)
1012                                 CL_ParticleEffect(EFFECT_EF_FLAME, cl.time - cl.oldtime, origin, origin, vec3_origin, vec3_origin, NULL, 0);
1013                         if (e->render.effects & EF_STARDUST)
1014                                 CL_ParticleEffect(EFFECT_EF_STARDUST, cl.time - cl.oldtime, origin, origin, vec3_origin, vec3_origin, NULL, 0);
1015                         if (e->render.effects & (EF_FLAG1QW | EF_FLAG2QW))
1016                         {
1017                                 // these are only set on player entities
1018                                 CL_AddQWCTFFlagModel(e, (e->render.effects & EF_FLAG2QW) != 0);
1019                         }
1020                 }
1021                 // muzzleflash fades over time, and is offset a bit
1022                 if (e->persistent.muzzleflash > 0)
1023                 {
1024                         Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1025                         trace = CL_TraceBox(origin, vec3_origin, vec3_origin, v2, true, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, false);
1026                         tempmatrix = e->render.matrix;
1027                         tempmatrix.m[0][3] = trace.endpos[0];
1028                         tempmatrix.m[1][3] = trace.endpos[1];
1029                         tempmatrix.m[2][3] = trace.endpos[2];
1030                         CL_AllocDlight(NULL, &tempmatrix, 100, e->persistent.muzzleflash, e->persistent.muzzleflash, e->persistent.muzzleflash, 0, 0, 0, -1, true, 0, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1031                         e->persistent.muzzleflash -= (cl.time - cl.oldtime) * 10;
1032                 }
1033                 // LordHavoc: if the model has no flags, don't check each
1034                 if (e->render.model && e->render.model->flags && (!e->state_current.tagentity && !(e->render.flags & RENDER_VIEWMODEL)))
1035                 {
1036                         if (e->render.model->flags & EF_GIB)
1037                                 trailtype = EFFECT_TR_BLOOD;
1038                         else if (e->render.model->flags & EF_ZOMGIB)
1039                                 trailtype = EFFECT_TR_SLIGHTBLOOD;
1040                         else if (e->render.model->flags & EF_TRACER)
1041                                 trailtype = EFFECT_TR_WIZSPIKE;
1042                         else if (e->render.model->flags & EF_TRACER2)
1043                                 trailtype = EFFECT_TR_KNIGHTSPIKE;
1044                         else if (e->render.model->flags & EF_ROCKET)
1045                                 trailtype = EFFECT_TR_ROCKET;
1046                         else if (e->render.model->flags & EF_GRENADE)
1047                         {
1048                                 // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1049                                 trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1050                         }
1051                         else if (e->render.model->flags & EF_TRACER3)
1052                                 trailtype = EFFECT_TR_VORESPIKE;
1053                 }
1054                 // LordHavoc: customizable glow
1055                 if (e->state_current.glowsize)
1056                 {
1057                         // * 4 for the expansion from 0-255 to 0-1023 range,
1058                         // / 255 to scale down byte colors
1059                         dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1060                         VectorMA(dlightcolor, (1.0f / 255.0f), (unsigned char *)&palette_complete[e->state_current.glowcolor], dlightcolor);
1061                 }
1062                 // make the glow dlight
1063                 if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL))
1064                 {
1065                         //dlightmatrix = e->render.matrix;
1066                         // hack to make glowing player light shine on their gun
1067                         //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1068                         //      dlightmatrix.m[2][3] += 30;
1069                         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);
1070                 }
1071                 // custom rtlight
1072                 if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
1073                 {
1074                         float light[4];
1075                         VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1076                         light[3] = e->state_current.light[3];
1077                         if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1078                                 VectorSet(light, 1, 1, 1);
1079                         if (light[3] == 0)
1080                                 light[3] = 350;
1081                         // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1082                         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);
1083                 }
1084                 // do trails
1085                 if (e->render.flags & RENDER_GLOWTRAIL)
1086                         trailtype = EFFECT_TR_GLOWTRAIL;
1087                 if (trailtype)
1088                 {
1089                         float len;
1090                         vec3_t vel;
1091                         VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1092                         len = e->state_current.time - e->state_previous.time;
1093                         if (len > 0)
1094                                 len = 1.0f / len;
1095                         VectorScale(vel, len, vel);
1096                         CL_ParticleEffect(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor);
1097                 }
1098                 VectorCopy(origin, e->persistent.trail_origin);
1099                 // tenebrae's sprites are all additive mode (weird)
1100                 if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1101                         e->render.effects |= EF_ADDITIVE;
1102                 // player model is only shown with chase_active on
1103                 if (!e->csqc)
1104                 if (e->state_current.number == cl.viewentity)
1105                         e->render.flags |= RENDER_EXTERIORMODEL;
1106                 // transparent stuff can't be lit during the opaque stage
1107                 if (e->render.effects & (EF_ADDITIVE | EF_NODEPTHTEST) || e->render.alpha < 1)
1108                         e->render.flags |= RENDER_TRANSPARENT;
1109                 // double sided rendering mode causes backfaces to be visible
1110                 // (mostly useful on transparent stuff)
1111                 if (e->render.effects & EF_DOUBLESIDED)
1112                         e->render.flags |= RENDER_NOCULLFACE;
1113                 // either fullbright or lit
1114                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1115                         e->render.flags |= RENDER_LIGHT;
1116                 // hide player shadow during intermission or nehahra movie
1117                 if (!(e->render.effects & EF_NOSHADOW)
1118                  && !(e->render.flags & (RENDER_VIEWMODEL | RENDER_TRANSPARENT))
1119                  && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1120                         e->render.flags |= RENDER_SHADOW;
1121                 // as soon as player is known we can call V_CalcRefDef
1122                 if (!csqc_loaded)
1123                 if (e->state_current.number == cl.viewentity)
1124                         V_CalcRefdef();
1125                 if (e->render.model && e->render.model->name[0] == '*' && e->render.model->TraceBox)
1126                         cl.brushmodel_entities[cl.num_brushmodel_entities++] = e->state_current.number;
1127                 // don't show entities with no modelindex (note: this still shows
1128                 // entities which have a modelindex that resolved to a NULL model)
1129                 if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.numentities < r_refdef.maxentities)
1130                         r_refdef.entities[r_refdef.numentities++] = &e->render;
1131                 //if (cl.viewentity && e->state_current.number == cl.viewentity)
1132                 //      Matrix4x4_Print(&e->render.matrix);
1133         }
1134 }
1135
1136 void CL_RelinkWorld(void)
1137 {
1138         entity_t *ent = &cl.entities[0];
1139         cl.brushmodel_entities[cl.num_brushmodel_entities++] = 0;
1140         // FIXME: this should be done at load
1141         ent->render.matrix = identitymatrix;
1142         ent->render.inversematrix = identitymatrix;
1143         R_LerpAnimation(&ent->render);
1144         CL_BoundingBoxForEntity(&ent->render);
1145         ent->render.flags = RENDER_SHADOW;
1146         if (!r_fullbright.integer)
1147                 ent->render.flags |= RENDER_LIGHT;
1148         VectorSet(ent->render.colormod, 1, 1, 1);
1149         r_refdef.worldentity = &ent->render;
1150         r_refdef.worldmodel = cl.worldmodel;
1151 }
1152
1153 void CL_RelinkCSQCWorld(void)   //[515]: csqc
1154 {
1155         entity_t *ent = &cl.csqcentities[0];
1156         if(!csqc_loaded)
1157                 return;
1158 //      cl.brushmodel_entities[cl.num_brushmodel_entities++] = 0;
1159         // FIXME: this should be done at load
1160         ent->render.matrix = identitymatrix;
1161         ent->render.inversematrix = identitymatrix;
1162         R_LerpAnimation(&ent->render);
1163         CL_BoundingBoxForEntity(&ent->render);
1164         ent->render.flags = RENDER_SHADOW;
1165         if (!r_fullbright.integer)
1166                 ent->render.flags |= RENDER_LIGHT;
1167         VectorSet(ent->render.colormod, 1, 1, 1);
1168 //      r_refdef.worldentity = &ent->render;
1169 //      r_refdef.worldmodel = cl.worldmodel;
1170 }
1171
1172 static void CL_RelinkStaticEntities(void)
1173 {
1174         int i;
1175         entity_t *e;
1176         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++, e++)
1177         {
1178                 e->render.flags = 0;
1179                 // transparent stuff can't be lit during the opaque stage
1180                 if (e->render.effects & (EF_ADDITIVE | EF_NODEPTHTEST) || e->render.alpha < 1)
1181                         e->render.flags |= RENDER_TRANSPARENT;
1182                 // either fullbright or lit
1183                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1184                         e->render.flags |= RENDER_LIGHT;
1185                 // hide player shadow during intermission or nehahra movie
1186                 if (!(e->render.effects & EF_NOSHADOW) && !(e->render.flags & RENDER_TRANSPARENT))
1187                         e->render.flags |= RENDER_SHADOW;
1188                 VectorSet(e->render.colormod, 1, 1, 1);
1189                 R_LerpAnimation(&e->render);
1190                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1191         }
1192 }
1193
1194 /*
1195 ===============
1196 CL_RelinkEntities
1197 ===============
1198 */
1199 static void CL_RelinkNetworkEntities(int drawmask)
1200 {
1201         entity_t *ent;
1202         int i, k;
1203
1204         if(!csqc_loaded)
1205         {
1206                 ent = &cl.viewent;
1207                 ent->state_previous = ent->state_current;
1208                 ent->state_current = defaultstate;
1209                 ent->state_current.time = cl.time;
1210                 ent->state_current.number = -1;
1211                 ent->state_current.active = true;
1212                 ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1213                 ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1214                 ent->state_current.flags = RENDER_VIEWMODEL;
1215                 if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1216                         ent->state_current.modelindex = 0;
1217                 else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1218                 {
1219                         if (gamemode == GAME_TRANSFUSION)
1220                                 ent->state_current.alpha = 128;
1221                         else
1222                                 ent->state_current.modelindex = 0;
1223                 }
1224
1225                 // reset animation interpolation on weaponmodel if model changed
1226                 if (ent->state_previous.modelindex != ent->state_current.modelindex)
1227                 {
1228                         ent->render.frame = ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1229                         ent->render.frame1time = ent->render.frame2time = cl.time;
1230                         ent->render.framelerp = 1;
1231                 }
1232         }
1233
1234         // start on the entity after the world
1235         entitylinkframenumber++;
1236         if(drawmask & ENTMASK_ENGINE || !csqc_loaded)
1237         {
1238                 for (i = 1;i < cl.num_entities;i++)
1239                 {
1240                         if (cl.entities_active[i])
1241                         {
1242                                 ent = cl.entities + i;
1243                                 if (!(drawmask & ENTMASK_ENGINEVIEWMODELS))
1244                                 if (ent->state_current.flags & RENDER_VIEWMODEL)        //[515]: csqc drawmask
1245                                 {
1246                                         cl.entities_active[i] = false;
1247                                         continue;
1248                                 }
1249                                 if (ent->state_current.active)
1250                                         CL_LinkNetworkEntity(ent);
1251                                 else
1252                                         cl.entities_active[i] = false;
1253                         }
1254                 }
1255         }
1256
1257         //[515]: csqc
1258         if(csqc_loaded)
1259         {
1260                 for (i=1,k=cl.num_csqcentities;k;i++)
1261                 {
1262                         if (cl.csqcentities_active[i])
1263                         {
1264                                 --k;
1265                                 ent = cl.csqcentities + i;
1266                                 if (ent->state_current.active)
1267                                         CL_LinkNetworkEntity(ent);
1268                                 else
1269                                         cl.csqcentities_active[i] = false;
1270                         }
1271                 }
1272         }
1273         else
1274                 CL_LinkNetworkEntity(&cl.viewent);
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[65536-e->modelindex];
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                                 Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
1330                                 R_LerpAnimation(&ent->render);
1331                                 CL_BoundingBoxForEntity(&ent->render);
1332                         }
1333                 }
1334         }
1335 }
1336
1337 void CL_RelinkBeams(void)
1338 {
1339         int i;
1340         beam_t *b;
1341         vec3_t dist, org;
1342         float d;
1343         entity_t *ent;
1344         float yaw, pitch;
1345         float forward;
1346         matrix4x4_t tempmatrix;
1347
1348         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1349         {
1350                 if (!b->model)
1351                         continue;
1352                 if (b->endtime < cl.time)
1353                 {
1354                         b->model = NULL;
1355                         continue;
1356                 }
1357
1358                 // if coming from the player, update the start position
1359                 //if (b->entity == cl.viewentity)
1360                 //      Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, b->start);
1361                 if (cl_beams_relative.integer && b->entity && cl.entities[b->entity].state_current.active && b->relativestartvalid)
1362                 {
1363                         entity_render_t *r = &cl.entities[b->entity].render;
1364                         //Matrix4x4_OriginFromMatrix(&r->matrix, origin);
1365                         //Matrix4x4_CreateFromQuakeEntity(&matrix, r->origin[0], r->origin[1], r->origin[2] + 16, r->angles[0], r->angles[1], r->angles[2], 1);
1366                         Matrix4x4_Transform(&r->matrix, b->relativestart, b->start);
1367                         Matrix4x4_Transform(&r->matrix, b->relativeend, b->end);
1368                 }
1369
1370                 if (b->lightning)
1371                 {
1372                         if (cl_beams_lightatend.integer)
1373                         {
1374                                 // FIXME: create a matrix from the beam start/end orientation
1375                                 Matrix4x4_CreateTranslate(&tempmatrix, b->end[0], b->end[1], b->end[2]);
1376                                 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);
1377                         }
1378                         if (cl_beams_polygons.integer)
1379                                 continue;
1380                 }
1381
1382                 // calculate pitch and yaw
1383                 VectorSubtract (b->end, b->start, dist);
1384
1385                 if (dist[1] == 0 && dist[0] == 0)
1386                 {
1387                         yaw = 0;
1388                         if (dist[2] > 0)
1389                                 pitch = 90;
1390                         else
1391                                 pitch = 270;
1392                 }
1393                 else
1394                 {
1395                         yaw = (int) (atan2(dist[1], dist[0]) * 180 / M_PI);
1396                         if (yaw < 0)
1397                                 yaw += 360;
1398
1399                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1400                         pitch = (int) (atan2(dist[2], forward) * 180 / M_PI);
1401                         if (pitch < 0)
1402                                 pitch += 360;
1403                 }
1404
1405                 // add new entities for the lightning
1406                 VectorCopy (b->start, org);
1407                 d = VectorNormalizeLength(dist);
1408                 while (d > 0)
1409                 {
1410                         ent = CL_NewTempEntity ();
1411                         if (!ent)
1412                                 return;
1413                         //VectorCopy (org, ent->render.origin);
1414                         ent->render.model = b->model;
1415                         //ent->render.effects = EF_FULLBRIGHT;
1416                         //ent->render.angles[0] = pitch;
1417                         //ent->render.angles[1] = yaw;
1418                         //ent->render.angles[2] = rand()%360;
1419                         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1420                         Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
1421                         R_LerpAnimation(&ent->render);
1422                         CL_BoundingBoxForEntity(&ent->render);
1423                         VectorMA(org, 30, dist, org);
1424                         d -= 30;
1425                 }
1426         }
1427
1428         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1429                 cl.num_beams--;
1430 }
1431
1432 static void CL_RelinkQWNails(void)
1433 {
1434         int i;
1435         vec_t *v;
1436         entity_t *ent;
1437
1438         for (i = 0;i < cl.qw_num_nails;i++)
1439         {
1440                 v = cl.qw_nails[i];
1441
1442                 // if we're drawing effects, get a new temp entity
1443                 // (NewTempEntity adds it to the render entities list for us)
1444                 if (!(ent = CL_NewTempEntity()))
1445                         continue;
1446
1447                 // normal stuff
1448                 ent->render.model = cl.model_precache[cl.qw_modelindex_spike];
1449                 ent->render.colormap = -1; // no special coloring
1450                 ent->render.alpha = 1;
1451                 VectorSet(ent->render.colormod, 1, 1, 1);
1452
1453                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1454                 Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
1455                 R_LerpAnimation(&ent->render);
1456                 CL_BoundingBoxForEntity(&ent->render);
1457         }
1458 }
1459
1460 void CL_LerpPlayer(float frac)
1461 {
1462         int i;
1463         float d;
1464
1465         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1466         for (i = 0;i < 3;i++)
1467         {
1468                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1469                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1470                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1471         }
1472
1473         if (cls.demoplayback)
1474         {
1475                 // interpolate the angles
1476                 for (i = 0;i < 3;i++)
1477                 {
1478                         d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1479                         if (d > 180)
1480                                 d -= 360;
1481                         else if (d < -180)
1482                                 d += 360;
1483                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1484                 }
1485         }
1486 }
1487
1488 void CSQC_RelinkAllEntities (int drawmask)
1489 {
1490         cl.num_brushmodel_entities = 0;
1491         CL_RelinkNetworkEntities(drawmask);
1492         if(drawmask & ENTMASK_ENGINE)
1493         {
1494                 // move particles
1495                 CL_MoveParticles();
1496                 R_MoveExplosions();
1497         }
1498
1499         // link stuff
1500         CL_RelinkWorld();
1501         CL_RelinkCSQCWorld();   //[515]: csqc
1502         if(drawmask & ENTMASK_ENGINE)
1503         {
1504                 CL_RelinkStaticEntities();
1505                 CL_RelinkBeams();
1506                 CL_RelinkEffects();
1507                 CL_RelinkQWNails();
1508         }
1509 }
1510
1511 /*
1512 ===============
1513 CL_ReadFromServer
1514
1515 Read all incoming data from the server
1516 ===============
1517 */
1518 extern void CL_ClientMovement_Replay();
1519
1520 int CL_ReadFromServer(void)
1521 {
1522         CL_ReadDemoMessage();
1523         CL_SendMove();
1524
1525         r_refdef.time = cl.time;
1526         r_refdef.extraupdate = !r_speeds.integer;
1527         r_refdef.numentities = 0;
1528         r_refdef.viewentitymatrix = identitymatrix;
1529
1530         if (cls.state == ca_connected && cls.signon == SIGNONS)
1531         {
1532                 // prepare for a new frame
1533                 CL_LerpPlayer(CL_LerpPoint());
1534                 CL_DecayLights();
1535                 CL_ClearTempEntities();
1536                 V_DriftPitch();
1537                 V_FadeViewFlashs();
1538
1539                 // relink network entities (note: this sets up the view!)
1540                 CL_ClientMovement_Replay();
1541                 if(!csqc_loaded)        //[515]: csqc
1542                 {
1543                         cl.num_brushmodel_entities = 0;
1544                         CL_RelinkNetworkEntities(65535);
1545
1546                         // move particles
1547                         CL_MoveParticles();
1548                         R_MoveExplosions();
1549
1550                         // link stuff
1551                         CL_RelinkWorld();
1552                         CL_RelinkCSQCWorld();   //[515]: csqc
1553                         CL_RelinkStaticEntities();
1554                         CL_RelinkBeams();
1555                         CL_RelinkEffects();
1556                         CL_RelinkQWNails();
1557                 }
1558                 else
1559                         csqc_frame = true;
1560
1561                 CL_UpdateLights();
1562
1563                 // update view blend
1564                 V_CalcViewBlend();
1565
1566                 // update the r_refdef time again because cl.time may have changed
1567                 r_refdef.time = cl.time;
1568         }
1569
1570         return 0;
1571 }
1572
1573 // LordHavoc: pausedemo command
1574 static void CL_PauseDemo_f (void)
1575 {
1576         cls.demopaused = !cls.demopaused;
1577         if (cls.demopaused)
1578                 Con_Print("Demo paused\n");
1579         else
1580                 Con_Print("Demo unpaused\n");
1581 }
1582
1583 /*
1584 ======================
1585 CL_Fog_f
1586 ======================
1587 */
1588 static void CL_Fog_f (void)
1589 {
1590         if (Cmd_Argc () == 1)
1591         {
1592                 Con_Printf("\"fog\" is \"%f %f %f %f\"\n", fog_density, fog_red, fog_green, fog_blue);
1593                 return;
1594         }
1595         fog_density = atof(Cmd_Argv(1));
1596         fog_red = atof(Cmd_Argv(2));
1597         fog_green = atof(Cmd_Argv(3));
1598         fog_blue = atof(Cmd_Argv(4));
1599 }
1600
1601 /*
1602 ====================
1603 CL_TimeRefresh_f
1604
1605 For program optimization
1606 ====================
1607 */
1608 static void CL_TimeRefresh_f (void)
1609 {
1610         int i;
1611         float timestart, timedelta, oldangles[3];
1612
1613         r_refdef.extraupdate = false;
1614         VectorCopy(cl.viewangles, oldangles);
1615         VectorClear(cl.viewangles);
1616
1617         timestart = Sys_DoubleTime();
1618         for (i = 0;i < 128;i++)
1619         {
1620                 Matrix4x4_CreateFromQuakeEntity(&r_refdef.viewentitymatrix, r_vieworigin[0], r_vieworigin[1], r_vieworigin[2], 0, i / 128.0 * 360.0, 0, 1);
1621                 CL_UpdateScreen();
1622         }
1623         timedelta = Sys_DoubleTime() - timestart;
1624
1625         VectorCopy(oldangles, cl.viewangles);
1626         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1627 }
1628
1629 /*
1630 ===========
1631 CL_Shutdown
1632 ===========
1633 */
1634 void CL_Shutdown (void)
1635 {
1636         CL_Particles_Shutdown();
1637         CL_Parse_Shutdown();
1638
1639         Mem_FreePool (&cls.permanentmempool);
1640         Mem_FreePool (&cls.levelmempool);
1641 }
1642
1643 /*
1644 =================
1645 CL_Init
1646 =================
1647 */
1648 void CL_Init (void)
1649 {
1650         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
1651         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
1652
1653         memset(&r_refdef, 0, sizeof(r_refdef));
1654         // max entities sent to renderer per frame
1655         r_refdef.maxentities = MAX_EDICTS + 256 + 512;
1656         r_refdef.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.maxentities);
1657
1658         CL_InitInput ();
1659
1660 //
1661 // register our commands
1662 //
1663         Cvar_RegisterVariable (&csqc_progname);
1664         Cvar_RegisterVariable (&csqc_progcrc);
1665
1666         Cvar_RegisterVariable (&cl_upspeed);
1667         Cvar_RegisterVariable (&cl_forwardspeed);
1668         Cvar_RegisterVariable (&cl_backspeed);
1669         Cvar_RegisterVariable (&cl_sidespeed);
1670         Cvar_RegisterVariable (&cl_movespeedkey);
1671         Cvar_RegisterVariable (&cl_yawspeed);
1672         Cvar_RegisterVariable (&cl_pitchspeed);
1673         Cvar_RegisterVariable (&cl_anglespeedkey);
1674         Cvar_RegisterVariable (&cl_shownet);
1675         Cvar_RegisterVariable (&cl_nolerp);
1676         Cvar_RegisterVariable (&lookspring);
1677         Cvar_RegisterVariable (&lookstrafe);
1678         Cvar_RegisterVariable (&sensitivity);
1679         Cvar_RegisterVariable (&freelook);
1680
1681         Cvar_RegisterVariable (&m_pitch);
1682         Cvar_RegisterVariable (&m_yaw);
1683         Cvar_RegisterVariable (&m_forward);
1684         Cvar_RegisterVariable (&m_side);
1685
1686         Cvar_RegisterVariable (&cl_itembobspeed);
1687         Cvar_RegisterVariable (&cl_itembobheight);
1688
1689         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
1690         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
1691         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
1692         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
1693         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
1694         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
1695
1696         Cvar_RegisterVariable (&cl_autodemo);
1697         Cvar_RegisterVariable (&cl_autodemo_nameformat);
1698
1699         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue)");
1700
1701         // LordHavoc: added pausedemo
1702         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)");
1703
1704         Cvar_RegisterVariable(&r_draweffects);
1705         Cvar_RegisterVariable(&cl_explosions_alpha_start);
1706         Cvar_RegisterVariable(&cl_explosions_alpha_end);
1707         Cvar_RegisterVariable(&cl_explosions_size_start);
1708         Cvar_RegisterVariable(&cl_explosions_size_end);
1709         Cvar_RegisterVariable(&cl_explosions_lifetime);
1710         Cvar_RegisterVariable(&cl_stainmaps);
1711         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
1712         Cvar_RegisterVariable(&cl_beams_polygons);
1713         Cvar_RegisterVariable(&cl_beams_relative);
1714         Cvar_RegisterVariable(&cl_beams_lightatend);
1715         Cvar_RegisterVariable(&cl_noplayershadow);
1716
1717         Cvar_RegisterVariable(&cl_prydoncursor);
1718
1719         Cvar_RegisterVariable(&cl_deathnoviewmodel);
1720
1721         // for QW connections
1722         Cvar_RegisterVariable(&qport);
1723         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
1724
1725         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
1726
1727         CL_Parse_Init();
1728         CL_Particles_Init();
1729         CL_Screen_Init();
1730
1731         CL_Video_Init();
1732 }
1733
1734
1735