remove stupid int casts of pitch/yaw in beam code, yet another instance
[divverent/darkplaces.git] / 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"};
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 cvar_t cl_autodemo = {CVAR_SAVE, "cl_autodemo", "0", "records every game played, using the date/time and map name to name the demo file" };
55 cvar_t cl_autodemo_nameformat = {CVAR_SAVE, "cl_autodemo_nameformat", "autodemos/%Y-%m-%d_%H-%M", "The format of the cl_autodemo filename, followed by the map name" };
56
57 cvar_t r_draweffects = {0, "r_draweffects", "1","renders temporary sprite effects"};
58
59 cvar_t cl_explosions_alpha_start = {CVAR_SAVE, "cl_explosions_alpha_start", "1.5","starting alpha of an explosion shell"};
60 cvar_t cl_explosions_alpha_end = {CVAR_SAVE, "cl_explosions_alpha_end", "0","end alpha of an explosion shell (just before it disappears)"};
61 cvar_t cl_explosions_size_start = {CVAR_SAVE, "cl_explosions_size_start", "16","starting size of an explosion shell"};
62 cvar_t cl_explosions_size_end = {CVAR_SAVE, "cl_explosions_size_end", "128","ending alpha of an explosion shell (just before it disappears)"};
63 cvar_t cl_explosions_lifetime = {CVAR_SAVE, "cl_explosions_lifetime", "0.5","how long an explosion shell lasts"};
64
65 cvar_t cl_stainmaps = {CVAR_SAVE, "cl_stainmaps", "1","stains lightmaps, much faster than decals but blurred"};
66 cvar_t cl_stainmaps_clearonload = {CVAR_SAVE, "cl_stainmaps_clearonload", "1","clear stainmaps on map restart"};
67
68 cvar_t cl_beams_polygons = {CVAR_SAVE, "cl_beams_polygons", "1","use beam polygons instead of models"};
69 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)"};
70 cvar_t cl_beams_instantaimhack = {CVAR_SAVE, "cl_beams_instantaimhack", "0", "makes your lightning gun aiming update instantly"};
71 cvar_t cl_beams_lightatend = {CVAR_SAVE, "cl_beams_lightatend", "0", "make a light at the end of the beam"};
72
73 cvar_t cl_noplayershadow = {CVAR_SAVE, "cl_noplayershadow", "0","hide player shadow"};
74
75 cvar_t cl_dlights_decayradius = {CVAR_SAVE, "cl_dlights_decayradius", "1", "reduces size of light flashes over time"};
76 cvar_t cl_dlights_decaybrightness = {CVAR_SAVE, "cl_dlights_decaybrightness", "1", "reduces brightness of light flashes over time"};
77
78 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)"};
79
80 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"};
81
82 cvar_t cl_deathnoviewmodel = {0, "cl_deathnoviewmodel", "1", "hides gun model when dead"};
83
84 cvar_t cl_locs_enable = {CVAR_SAVE, "locs_enable", "1", "enables replacement of certain % codes in chat messages: %l (location), %d (last death location), %h (health), %a (armor), %x (rockets), %c (cells), %r (rocket launcher status), %p (powerup status), %w (weapon status), %t (current time in level)"};
85 cvar_t cl_locs_show = {0, "locs_show", "0", "shows defined locations for editing purposes"};
86
87 client_static_t cls;
88 client_state_t  cl;
89
90 #define MAX_PARTICLES                   32768   // default max # of particles at one time
91 #define ABSOLUTE_MIN_PARTICLES  512             // no fewer than this no matter what's on the command line
92
93 /*
94 =====================
95 CL_ClearState
96
97 =====================
98 */
99 void CL_ClearState(void)
100 {
101         int i;
102         entity_t *ent;
103
104 // wipe the entire cl structure
105         Mem_EmptyPool(cls.levelmempool);
106         memset (&cl, 0, sizeof(cl));
107
108         S_StopAllSounds();
109
110         // reset the view zoom interpolation
111         cl.mviewzoom[0] = cl.mviewzoom[1] = 1;
112
113         // set up the float version of the stats array for easier access to float stats
114         cl.statsf = (float *)cl.stats;
115
116         cl.num_entities = 0;
117         cl.num_static_entities = 0;
118         cl.num_temp_entities = 0;
119         cl.num_brushmodel_entities = 0;
120
121         // tweak these if the game runs out
122         cl.max_entities = 256;
123         cl.max_static_entities = 256;
124         cl.max_temp_entities = 512;
125         cl.max_effects = 256;
126         cl.max_beams = 256;
127         cl.max_dlights = MAX_DLIGHTS;
128         cl.max_lightstyle = MAX_LIGHTSTYLES;
129         cl.max_brushmodel_entities = MAX_EDICTS;
130         cl.max_particles = MAX_PARTICLES;
131
132 // COMMANDLINEOPTION: Client: -particles <number> changes maximum number of particles at once, default 32768
133         i = COM_CheckParm ("-particles");
134         if (i && i < com_argc - 1)
135         {
136                 cl.max_particles = (int)(atoi(com_argv[i+1]));
137                 if (cl.max_particles < ABSOLUTE_MIN_PARTICLES)
138                         cl.max_particles = ABSOLUTE_MIN_PARTICLES;
139         }
140
141         cl.num_dlights = 0;
142         cl.num_effects = 0;
143         cl.num_beams = 0;
144
145         cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
146         cl.entities_active = (unsigned char *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(unsigned char));
147         cl.static_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_static_entities * sizeof(entity_t));
148         cl.temp_entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_temp_entities * sizeof(entity_t));
149         cl.effects = (cl_effect_t *)Mem_Alloc(cls.levelmempool, cl.max_effects * sizeof(cl_effect_t));
150         cl.beams = (beam_t *)Mem_Alloc(cls.levelmempool, cl.max_beams * sizeof(beam_t));
151         cl.dlights = (dlight_t *)Mem_Alloc(cls.levelmempool, cl.max_dlights * sizeof(dlight_t));
152         cl.lightstyle = (lightstyle_t *)Mem_Alloc(cls.levelmempool, cl.max_lightstyle * sizeof(lightstyle_t));
153         cl.brushmodel_entities = (int *)Mem_Alloc(cls.levelmempool, cl.max_brushmodel_entities * sizeof(int));
154         cl.particles = (particle_t *) Mem_Alloc(cls.levelmempool, cl.max_particles * sizeof(particle_t));
155
156         // LordHavoc: have to set up the baseline info for alpha and other stuff
157         for (i = 0;i < cl.max_entities;i++)
158         {
159                 cl.entities[i].state_baseline = defaultstate;
160                 cl.entities[i].state_previous = defaultstate;
161                 cl.entities[i].state_current = defaultstate;
162         }
163
164         if (gamemode == GAME_NEXUIZ)
165         {
166                 VectorSet(cl.playerstandmins, -16, -16, -24);
167                 VectorSet(cl.playerstandmaxs, 16, 16, 45);
168                 VectorSet(cl.playercrouchmins, -16, -16, -24);
169                 VectorSet(cl.playercrouchmaxs, 16, 16, 25);
170         }
171         else
172         {
173                 VectorSet(cl.playerstandmins, -16, -16, -24);
174                 VectorSet(cl.playerstandmaxs, 16, 16, 24);
175                 VectorSet(cl.playercrouchmins, -16, -16, -24);
176                 VectorSet(cl.playercrouchmaxs, 16, 16, 24);
177         }
178
179         // disable until we get textures for it
180         R_ResetSkyBox();
181
182         ent = &cl.entities[0];
183         // entire entity array was cleared, so just fill in a few fields
184         ent->state_current.active = true;
185         ent->render.model = cl.worldmodel = NULL; // no world model yet
186         ent->render.alpha = 1;
187         ent->render.colormap = -1; // no special coloring
188         ent->render.flags = RENDER_SHADOW | RENDER_LIGHT;
189         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
190         CL_UpdateRenderEntity(&ent->render);
191
192         // noclip is turned off at start
193         noclip_anglehack = false;
194
195         // mark all frames invalid for delta
196         memset(cl.qw_deltasequence, -1, sizeof(cl.qw_deltasequence));
197
198         CL_Screen_NewMap();
199 }
200
201 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet)
202 {
203         int i;
204         qboolean fail = false;
205         if (!allowstarkey && key[0] == '*')
206                 fail = true;
207         if (!allowmodel && (!strcasecmp(key, "pmodel") || !strcasecmp(key, "emodel")))
208                 fail = true;
209         for (i = 0;key[i];i++)
210                 if (key[i] <= ' ' || key[i] == '\"')
211                         fail = true;
212         for (i = 0;value[i];i++)
213                 if (value[i] == '\r' || value[i] == '\n' || value[i] == '\"')
214                         fail = true;
215         if (fail)
216         {
217                 if (!quiet)
218                         Con_Printf("Can't setinfo \"%s\" \"%s\"\n", key, value);
219                 return;
220         }
221         InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), key, value);
222         if (cls.state == ca_connected && cls.netcon)
223         {
224                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
225                 {
226                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
227                         MSG_WriteString(&cls.netcon->message, va("setinfo \"%s\" \"%s\"", key, value));
228                 }
229                 else if (!strcasecmp(key, "name"))
230                 {
231                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
232                         MSG_WriteString(&cls.netcon->message, va("name \"%s\"", value));
233                 }
234                 else if (!strcasecmp(key, "playermodel"))
235                 {
236                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
237                         MSG_WriteString(&cls.netcon->message, va("playermodel \"%s\"", value));
238                 }
239                 else if (!strcasecmp(key, "playerskin"))
240                 {
241                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
242                         MSG_WriteString(&cls.netcon->message, va("playerskin \"%s\"", value));
243                 }
244                 else if (!strcasecmp(key, "topcolor"))
245                 {
246                         // don't send anything, the combined color code will be updated manually
247                 }
248                 else if (!strcasecmp(key, "bottomcolor"))
249                 {
250                         // don't send anything, the combined color code will be updated manually
251                 }
252                 else if (!strcasecmp(key, "rate"))
253                 {
254                         MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
255                         MSG_WriteString(&cls.netcon->message, va("rate \"%s\"", value));
256                 }
257         }
258 }
259
260 void CL_ExpandEntities(int num)
261 {
262         int i, oldmaxentities;
263         entity_t *oldentities;
264         if (num >= cl.max_entities)
265         {
266                 if (!cl.entities)
267                         Sys_Error("CL_ExpandEntities: cl.entities not initialized");
268                 if (num >= MAX_EDICTS)
269                         Host_Error("CL_ExpandEntities: num %i >= %i", num, MAX_EDICTS);
270                 oldmaxentities = cl.max_entities;
271                 oldentities = cl.entities;
272                 cl.max_entities = (num & ~255) + 256;
273                 cl.entities = (entity_t *)Mem_Alloc(cls.levelmempool, cl.max_entities * sizeof(entity_t));
274                 memcpy(cl.entities, oldentities, oldmaxentities * sizeof(entity_t));
275                 Mem_Free(oldentities);
276                 for (i = oldmaxentities;i < cl.max_entities;i++)
277                 {
278                         cl.entities[i].state_baseline = defaultstate;
279                         cl.entities[i].state_previous = defaultstate;
280                         cl.entities[i].state_current = defaultstate;
281                 }
282         }
283 }
284
285 void CL_VM_ShutDown (void);
286 /*
287 =====================
288 CL_Disconnect
289
290 Sends a disconnect message to the server
291 This is also called on Host_Error, so it shouldn't cause any errors
292 =====================
293 */
294 void CL_Disconnect(void)
295 {
296         if (cls.state == ca_dedicated)
297                 return;
298
299         Curl_Clear_forthismap();
300
301         Con_DPrintf("CL_Disconnect\n");
302
303         CL_VM_ShutDown();
304 // stop sounds (especially looping!)
305         S_StopAllSounds ();
306
307         cl.parsingtextexpectingpingforscores = 0; // just in case no reply has come yet
308
309         // clear contents blends
310         cl.cshifts[0].percent = 0;
311         cl.cshifts[1].percent = 0;
312         cl.cshifts[2].percent = 0;
313         cl.cshifts[3].percent = 0;
314
315         cl.worldmodel = NULL;
316
317         CL_Parse_ErrorCleanUp();
318
319         if (cls.demoplayback)
320                 CL_StopPlayback();
321         else if (cls.netcon)
322         {
323                 sizebuf_t buf;
324                 unsigned char bufdata[8];
325                 if (cls.demorecording)
326                         CL_Stop_f();
327
328                 // send disconnect message 3 times to improve chances of server
329                 // receiving it (but it still fails sometimes)
330                 memset(&buf, 0, sizeof(buf));
331                 buf.data = bufdata;
332                 buf.maxsize = sizeof(bufdata);
333                 if (cls.protocol == PROTOCOL_QUAKEWORLD)
334                 {
335                         Con_DPrint("Sending drop command\n");
336                         MSG_WriteByte(&buf, qw_clc_stringcmd);
337                         MSG_WriteString(&buf, "drop");
338                 }
339                 else
340                 {
341                         Con_DPrint("Sending clc_disconnect\n");
342                         MSG_WriteByte(&buf, clc_disconnect);
343                 }
344                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000);
345                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000);
346                 NetConn_SendUnreliableMessage(cls.netcon, &buf, cls.protocol, 10000);
347                 NetConn_Close(cls.netcon);
348                 cls.netcon = NULL;
349         }
350         cls.state = ca_disconnected;
351
352         cls.demoplayback = cls.timedemo = false;
353         cls.signon = 0;
354 }
355
356 void CL_Disconnect_f(void)
357 {
358         CL_Disconnect ();
359         if (sv.active)
360                 Host_ShutdownServer ();
361 }
362
363
364
365
366 /*
367 =====================
368 CL_EstablishConnection
369
370 Host should be either "local" or a net address
371 =====================
372 */
373 void CL_EstablishConnection(const char *host)
374 {
375         if (cls.state == ca_dedicated)
376                 return;
377
378         // clear menu's connect error message
379         M_Update_Return_Reason("");
380         cls.demonum = -1;
381
382         // stop demo loop in case this fails
383         if (cls.demoplayback)
384                 CL_StopPlayback();
385
386         // if downloads are running, cancel their finishing action
387         Curl_Clear_forthismap();
388
389         // make sure the client ports are open before attempting to connect
390         NetConn_UpdateSockets();
391
392         // run a network frame
393         //NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
394
395         if (LHNETADDRESS_FromString(&cls.connect_address, host, 26000) && (cls.connect_mysocket = NetConn_ChooseClientSocketForAddress(&cls.connect_address)))
396         {
397                 cls.connect_trying = true;
398                 cls.connect_remainingtries = 3;
399                 cls.connect_nextsendtime = 0;
400                 M_Update_Return_Reason("Trying to connect...");
401                 // run several network frames to jump into the game quickly
402                 //if (sv.active)
403                 //{
404                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
405                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
406                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
407                 //      NetConn_ClientFrame();SV_VM_Begin();NetConn_ServerFrame();SV_VM_End();
408                 //}
409         }
410         else
411         {
412                 Con_Print("Unable to find a suitable network socket to connect to server.\n");
413                 M_Update_Return_Reason("No network");
414         }
415 }
416
417 /*
418 ==============
419 CL_PrintEntities_f
420 ==============
421 */
422 static void CL_PrintEntities_f(void)
423 {
424         entity_t *ent;
425         int i;
426
427         for (i = 0, ent = cl.entities;i < cl.num_entities;i++, ent++)
428         {
429                 const char* modelname;
430
431                 if (!ent->state_current.active)
432                         continue;
433
434                 if (ent->render.model)
435                         modelname = ent->render.model->name;
436                 else
437                         modelname = "--no model--";
438                 Con_Printf("%3i: %-25s:%4i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, modelname, 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);
439         }
440 }
441
442 /*
443 ===============
444 CL_ModelIndexList_f
445
446 List all models in the client modelindex
447 ===============
448 */
449 static void CL_ModelIndexList_f(void)
450 {
451         int nModelIndexCnt = 1;
452
453         while(cl.model_precache[nModelIndexCnt] && nModelIndexCnt != MAX_MODELS)
454         { // Valid Model
455                 Con_Printf("%i : %s\n", nModelIndexCnt, cl.model_precache[nModelIndexCnt]->name);
456                 nModelIndexCnt++;
457         }
458 }
459
460 //static const vec3_t nomodelmins = {-16, -16, -16};
461 //static const vec3_t nomodelmaxs = {16, 16, 16};
462 void CL_UpdateRenderEntity(entity_render_t *ent)
463 {
464         vec3_t org;
465         vec_t scale;
466         model_t *model = ent->model;
467         // update the inverse matrix for the renderer
468         Matrix4x4_Invert_Simple(&ent->inversematrix, &ent->matrix);
469         // update the animation blend state
470         R_LerpAnimation(ent);
471         // we need the matrix origin to center the box
472         Matrix4x4_OriginFromMatrix(&ent->matrix, org);
473         // update entity->render.scale because the renderer needs it
474         ent->scale = scale = Matrix4x4_ScaleFromMatrix(&ent->matrix);
475         if (model)
476         {
477                 // NOTE: this directly extracts vector components from the matrix, which relies on the matrix orientation!
478 #ifdef MATRIX4x4_OPENGLORIENTATION
479                 if (ent->matrix.m[0][2] != 0 || ent->matrix.m[1][2] != 0)
480 #else
481                 if (ent->matrix.m[2][0] != 0 || ent->matrix.m[2][1] != 0)
482 #endif
483                 {
484                         // pitch or roll
485                         VectorMA(org, scale, model->rotatedmins, ent->mins);
486                         VectorMA(org, scale, model->rotatedmaxs, ent->maxs);
487                 }
488 #ifdef MATRIX4x4_OPENGLORIENTATION
489                 else if (ent->matrix.m[1][0] != 0 || ent->matrix.m[0][1] != 0)
490 #else
491                 else if (ent->matrix.m[0][1] != 0 || ent->matrix.m[1][0] != 0)
492 #endif
493                 {
494                         // yaw
495                         VectorMA(org, scale, model->yawmins, ent->mins);
496                         VectorMA(org, scale, model->yawmaxs, ent->maxs);
497                 }
498                 else
499                 {
500                         VectorMA(org, scale, model->normalmins, ent->mins);
501                         VectorMA(org, scale, model->normalmaxs, ent->maxs);
502                 }
503         }
504         else
505         {
506                 ent->mins[0] = org[0] - 16;
507                 ent->mins[1] = org[1] - 16;
508                 ent->mins[2] = org[2] - 16;
509                 ent->maxs[0] = org[0] + 16;
510                 ent->maxs[1] = org[1] + 16;
511                 ent->maxs[2] = org[2] + 16;
512         }
513 }
514
515 /*
516 ===============
517 CL_LerpPoint
518
519 Determines the fraction between the last two messages that the objects
520 should be put at.
521 ===============
522 */
523 static float CL_LerpPoint(void)
524 {
525         float f;
526
527         if (cl_nettimesyncboundmode.integer == 1)
528                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
529
530         // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
531         if (cl.mtime[0] <= cl.mtime[1])
532         {
533                 cl.time = cl.mtime[0];
534                 return 1;
535         }
536
537         f = (cl.time - cl.mtime[1]) / (cl.mtime[0] - cl.mtime[1]);
538         return bound(0, f, 1);
539 }
540
541 void CL_ClearTempEntities (void)
542 {
543         cl.num_temp_entities = 0;
544 }
545
546 entity_t *CL_NewTempEntity(void)
547 {
548         entity_t *ent;
549
550         if (r_refdef.numentities >= r_refdef.maxentities)
551                 return NULL;
552         if (cl.num_temp_entities >= cl.max_temp_entities)
553                 return NULL;
554         ent = &cl.temp_entities[cl.num_temp_entities++];
555         memset (ent, 0, sizeof(*ent));
556         r_refdef.entities[r_refdef.numentities++] = &ent->render;
557
558         ent->render.colormap = -1; // no special coloring
559         ent->render.alpha = 1;
560         VectorSet(ent->render.colormod, 1, 1, 1);
561         return ent;
562 }
563
564 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
565 {
566         int i;
567         cl_effect_t *e;
568         if (!modelindex) // sanity check
569                 return;
570         if (framerate < 1)
571         {
572                 Con_Printf("CL_Effect: framerate %f is < 1\n", framerate);
573                 return;
574         }
575         if (framecount < 1)
576         {
577                 Con_Printf("CL_Effect: framecount %i is < 1\n", framecount);
578                 return;
579         }
580         for (i = 0, e = cl.effects;i < cl.max_effects;i++, e++)
581         {
582                 if (e->active)
583                         continue;
584                 e->active = true;
585                 VectorCopy(org, e->origin);
586                 e->modelindex = modelindex;
587                 e->starttime = cl.time;
588                 e->startframe = startframe;
589                 e->endframe = startframe + framecount;
590                 e->framerate = framerate;
591
592                 e->frame = 0;
593                 e->frame1time = cl.time;
594                 e->frame2time = cl.time;
595                 cl.num_effects = max(cl.num_effects, i + 1);
596                 break;
597         }
598 }
599
600 void CL_AllocLightFlash(entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, int cubemapnum, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
601 {
602         int i;
603         dlight_t *dl;
604
605         /*
606 // first look for an exact key match
607         if (ent)
608         {
609                 dl = cl.dlights;
610                 for (i = 0;i < cl.num_dlights;i++, dl++)
611                         if (dl->ent == ent)
612                                 goto dlightsetup;
613         }
614         */
615
616 // then look for anything else
617         dl = cl.dlights;
618         for (i = 0;i < cl.num_dlights;i++, dl++)
619                 if (!dl->radius)
620                         goto dlightsetup;
621         // if we hit the end of the active dlights and found no gaps, add a new one
622         if (i < MAX_DLIGHTS)
623         {
624                 cl.num_dlights = i + 1;
625                 goto dlightsetup;
626         }
627
628         // unable to find one
629         return;
630
631 dlightsetup:
632         //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
633         memset (dl, 0, sizeof(*dl));
634         Matrix4x4_Normalize(&dl->matrix, matrix);
635         dl->ent = ent;
636         Matrix4x4_OriginFromMatrix(&dl->matrix, dl->origin);
637         CL_FindNonSolidLocation(dl->origin, dl->origin, 6);
638         Matrix4x4_SetOrigin(&dl->matrix, dl->origin[0], dl->origin[1], dl->origin[2]);
639         dl->radius = radius;
640         dl->color[0] = red;
641         dl->color[1] = green;
642         dl->color[2] = blue;
643         dl->initialradius = radius;
644         dl->initialcolor[0] = red;
645         dl->initialcolor[1] = green;
646         dl->initialcolor[2] = blue;
647         dl->decay = decay / radius; // changed decay to be a percentage decrease
648         dl->intensity = 1; // this is what gets decayed
649         if (lifetime)
650                 dl->die = cl.time + lifetime;
651         else
652                 dl->die = 0;
653         if (cubemapnum > 0)
654                 dpsnprintf(dl->cubemapname, sizeof(dl->cubemapname), "cubemaps/%i", cubemapnum);
655         else
656                 dl->cubemapname[0] = 0;
657         dl->style = style;
658         dl->shadow = shadowenable;
659         dl->corona = corona;
660         dl->flags = flags;
661         dl->coronasizescale = coronasizescale;
662         dl->ambientscale = ambientscale;
663         dl->diffusescale = diffusescale;
664         dl->specularscale = specularscale;
665 }
666
667 void CL_DecayLightFlashes(void)
668 {
669         int i, oldmax;
670         dlight_t *dl;
671         float time;
672
673         time = bound(0, cl.time - cl.oldtime, 0.1);
674         oldmax = cl.num_dlights;
675         cl.num_dlights = 0;
676         for (i = 0, dl = cl.dlights;i < oldmax;i++, dl++)
677         {
678                 if (dl->radius)
679                 {
680                         dl->intensity -= time * dl->decay;
681                         if (cl.time < dl->die && dl->intensity > 0)
682                         {
683                                 if (cl_dlights_decayradius.integer)
684                                         dl->radius = dl->initialradius * dl->intensity;
685                                 else
686                                         dl->radius = dl->initialradius;
687                                 if (cl_dlights_decaybrightness.integer)
688                                         VectorScale(dl->initialcolor, dl->intensity, dl->color);
689                                 else
690                                         VectorCopy(dl->initialcolor, dl->color);
691                                 cl.num_dlights = i + 1;
692                         }
693                         else
694                                 dl->radius = 0;
695                 }
696         }
697 }
698
699 // called before entity relinking
700 void CL_RelinkLightFlashes(void)
701 {
702         int i, j, k, l;
703         dlight_t *dl;
704         float frac, f;
705         matrix4x4_t tempmatrix;
706
707         if (r_dynamic.integer)
708         {
709                 for (i = 0, dl = cl.dlights;i < cl.num_dlights && r_refdef.numlights < MAX_DLIGHTS;i++, dl++)
710                 {
711                         if (dl->radius)
712                         {
713                                 tempmatrix = dl->matrix;
714                                 Matrix4x4_Scale(&tempmatrix, dl->radius, 1);
715                                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, dl->color, dl->style, dl->cubemapname, dl->shadow, dl->corona, dl->coronasizescale, dl->ambientscale, dl->diffusescale, dl->specularscale, dl->flags);
716                         }
717                 }
718         }
719
720 // light animations
721 // 'm' is normal light, 'a' is no light, 'z' is double bright
722         f = cl.time * 10;
723         i = (int)floor(f);
724         frac = f - i;
725         for (j = 0;j < cl.max_lightstyle;j++)
726         {
727                 if (!cl.lightstyle || !cl.lightstyle[j].length)
728                 {
729                         r_refdef.lightstylevalue[j] = 256;
730                         continue;
731                 }
732                 k = i % cl.lightstyle[j].length;
733                 l = (i-1) % cl.lightstyle[j].length;
734                 k = cl.lightstyle[j].map[k] - 'a';
735                 l = cl.lightstyle[j].map[l] - 'a';
736                 r_refdef.lightstylevalue[j] = (unsigned short)(((k*frac)+(l*(1-frac)))*22);
737         }
738 }
739
740 void CL_AddQWCTFFlagModel(entity_t *player, int skin)
741 {
742         float f;
743         entity_t *flag;
744         matrix4x4_t flagmatrix;
745
746         // this code taken from QuakeWorld
747         f = 14;
748         if (player->render.frame2 >= 29 && player->render.frame2 <= 40)
749         {
750                 if (player->render.frame2 >= 29 && player->render.frame2 <= 34)
751                 { //axpain
752                         if      (player->render.frame2 == 29) f = f + 2;
753                         else if (player->render.frame2 == 30) f = f + 8;
754                         else if (player->render.frame2 == 31) f = f + 12;
755                         else if (player->render.frame2 == 32) f = f + 11;
756                         else if (player->render.frame2 == 33) f = f + 10;
757                         else if (player->render.frame2 == 34) f = f + 4;
758                 }
759                 else if (player->render.frame2 >= 35 && player->render.frame2 <= 40)
760                 { // pain
761                         if      (player->render.frame2 == 35) f = f + 2;
762                         else if (player->render.frame2 == 36) f = f + 10;
763                         else if (player->render.frame2 == 37) f = f + 10;
764                         else if (player->render.frame2 == 38) f = f + 8;
765                         else if (player->render.frame2 == 39) f = f + 4;
766                         else if (player->render.frame2 == 40) f = f + 2;
767                 }
768         }
769         else if (player->render.frame2 >= 103 && player->render.frame2 <= 118)
770         {
771                 if      (player->render.frame2 >= 103 && player->render.frame2 <= 104) f = f + 6;  //nailattack
772                 else if (player->render.frame2 >= 105 && player->render.frame2 <= 106) f = f + 6;  //light
773                 else if (player->render.frame2 >= 107 && player->render.frame2 <= 112) f = f + 7;  //rocketattack
774                 else if (player->render.frame2 >= 112 && player->render.frame2 <= 118) f = f + 7;  //shotattack
775         }
776         // end of code taken from QuakeWorld
777
778         flag = CL_NewTempEntity();
779         if (!flag)
780                 return;
781
782         flag->render.model = cl.model_precache[cl.qw_modelindex_flag];
783         flag->render.skinnum = skin;
784         flag->render.colormap = -1; // no special coloring
785         flag->render.alpha = 1;
786         VectorSet(flag->render.colormod, 1, 1, 1);
787         // attach the flag to the player matrix
788         Matrix4x4_CreateFromQuakeEntity(&flagmatrix, -f, -22, 0, 0, 0, -45, 1);
789         Matrix4x4_Concat(&flag->render.matrix, &player->render.matrix, &flagmatrix);
790         CL_UpdateRenderEntity(&flag->render);
791 }
792
793 matrix4x4_t viewmodelmatrix;
794
795 static const vec3_t muzzleflashorigin = {18, 0, 0};
796
797 extern void V_DriftPitch(void);
798 extern void V_FadeViewFlashs(void);
799 extern void V_CalcViewBlend(void);
800 extern void V_CalcRefdef(void);
801
802 // note this is a recursive function, recursionlimit should be 32 or so on the initial call
803 void CL_UpdateNetworkEntity(entity_t *e, int recursionlimit, qboolean interpolate)
804 {
805         const matrix4x4_t *matrix;
806         matrix4x4_t blendmatrix, tempmatrix, matrix2;
807         int j, k, l;
808         float origin[3], angles[3], delta[3], lerp, d;
809         entity_t *t;
810         model_t *model;
811         //entity_persistent_t *p = &e->persistent;
812         //entity_render_t *r = &e->render;
813         // skip inactive entities and world
814         if (!e->state_current.active || e == cl.entities)
815                 return;
816         if (recursionlimit < 1)
817                 return;
818         e->render.alpha = e->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
819         e->render.scale = e->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
820         e->render.flags = e->state_current.flags;
821         e->render.effects = e->state_current.effects;
822         VectorScale(e->state_current.colormod, (1.0f / 32.0f), e->render.colormod);
823         e->render.entitynumber = e - cl.entities;
824         if (e->state_current.flags & RENDER_COLORMAPPED)
825         {
826                 int cb;
827                 unsigned char *cbcolor;
828                 e->render.colormap = e->state_current.colormap;
829                 cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
830                 cbcolor = (unsigned char *) (&palette_complete[cb]);
831                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
832                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
833                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
834                 cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
835                 cbcolor = (unsigned char *) (&palette_complete[cb]);
836                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
837                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
838                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
839         }
840         else if (e->state_current.colormap && cl.scores != NULL)
841         {
842                 int cb;
843                 unsigned char *cbcolor;
844                 e->render.colormap = cl.scores[e->state_current.colormap - 1].colors; // color it
845                 cb = (e->render.colormap & 0xF) << 4;cb += (cb >= 128 && cb < 224) ? 4 : 12;
846                 cbcolor = (unsigned char *) (&palette_complete[cb]);
847                 e->render.colormap_pantscolor[0] = cbcolor[0] * (1.0f / 255.0f);
848                 e->render.colormap_pantscolor[1] = cbcolor[1] * (1.0f / 255.0f);
849                 e->render.colormap_pantscolor[2] = cbcolor[2] * (1.0f / 255.0f);
850                 cb = (e->render.colormap & 0xF0);cb += (cb >= 128 && cb < 224) ? 4 : 12;
851                 cbcolor = (unsigned char *) (&palette_complete[cb]);
852                 e->render.colormap_shirtcolor[0] = cbcolor[0] * (1.0f / 255.0f);
853                 e->render.colormap_shirtcolor[1] = cbcolor[1] * (1.0f / 255.0f);
854                 e->render.colormap_shirtcolor[2] = cbcolor[2] * (1.0f / 255.0f);
855         }
856         else
857         {
858                 e->render.colormap = -1; // no special coloring
859                 VectorClear(e->render.colormap_pantscolor);
860                 VectorClear(e->render.colormap_shirtcolor);
861         }
862         e->render.skinnum = e->state_current.skin;
863         if (e->state_current.tagentity)
864         {
865                 // attached entity (gun held in player model's hand, etc)
866                 // if the tag entity is currently impossible, skip it
867                 if (e->state_current.tagentity >= cl.num_entities)
868                         return;
869                 t = cl.entities + e->state_current.tagentity;
870                 // if the tag entity is inactive, skip it
871                 if (!t->state_current.active)
872                         return;
873                 // update the parent first
874                 CL_UpdateNetworkEntity(t, recursionlimit - 1, interpolate);
875                 // make relative to the entity
876                 matrix = &t->render.matrix;
877                 // some properties of the tag entity carry over
878                 e->render.flags |= t->render.flags & (RENDER_EXTERIORMODEL | RENDER_VIEWMODEL);
879                 // if a valid tagindex is used, make it relative to that tag instead
880                 // FIXME: use a model function to get tag info (need to handle skeletal)
881                 if (e->state_current.tagentity && e->state_current.tagindex >= 1 && (model = t->render.model))
882                 {
883                         // blend the matrices
884                         memset(&blendmatrix, 0, sizeof(blendmatrix));
885                         for (j = 0;j < 4 && t->render.frameblend[j].lerp > 0;j++)
886                         {
887                                 matrix4x4_t tagmatrix;
888                                 Mod_Alias_GetTagMatrix(model, t->render.frameblend[j].frame, e->state_current.tagindex - 1, &tagmatrix);
889                                 d = t->render.frameblend[j].lerp;
890                                 for (l = 0;l < 4;l++)
891                                         for (k = 0;k < 4;k++)
892                                                 blendmatrix.m[l][k] += d * tagmatrix.m[l][k];
893                         }
894                         // concat the tag matrices onto the entity matrix
895                         Matrix4x4_Concat(&tempmatrix, &t->render.matrix, &blendmatrix);
896                         // use the constructed tag matrix
897                         matrix = &tempmatrix;
898                 }
899         }
900         else if (e->render.flags & RENDER_VIEWMODEL)
901         {
902                 // view-relative entity (guns and such)
903                 matrix = &viewmodelmatrix;
904         }
905         else
906         {
907                 // world-relative entity (the normal kind)
908                 matrix = &identitymatrix;
909         }
910
911         // movement lerp
912         // if it's the predicted player entity, update according to client movement
913         // but don't lerp if going through a teleporter as it causes a bad lerp
914         // also don't use the predicted location if fixangle was set on both of
915         // the most recent server messages, as that cause means you are spectating
916         // someone or watching a cutscene of some sort
917         if (cl_nolerp.integer || cls.timedemo)
918                 interpolate = false;
919         if (e == cl.entities + cl.playerentity && cl.movement_predicted && (!cl.fixangle[1] || !cl.fixangle[0]))
920         {
921                 lerp = (cl.time - cl.movement_time[2]) / (cl.movement_time[0] - cl.movement_time[1]);
922                 lerp = bound(0, lerp, 1);
923                 if (!interpolate)
924                         lerp = 1;
925                 VectorLerp(cl.movement_oldorigin, lerp, cl.movement_origin, origin);
926                 VectorSet(angles, 0, cl.viewangles[1], 0);
927         }
928         else if (interpolate && e->persistent.lerpdeltatime > 0 && (lerp = (cl.time - e->persistent.lerpstarttime) / e->persistent.lerpdeltatime) < 1)
929         {
930                 // interpolate the origin and angles
931                 lerp = max(0, lerp);
932                 VectorLerp(e->persistent.oldorigin, lerp, e->persistent.neworigin, origin);
933                 VectorSubtract(e->persistent.newangles, e->persistent.oldangles, delta);
934                 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
935                 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
936                 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
937                 VectorMA(e->persistent.oldangles, lerp, delta, angles);
938         }
939         else
940         {
941                 // no interpolation
942                 VectorCopy(e->persistent.neworigin, origin);
943                 VectorCopy(e->persistent.newangles, angles);
944         }
945
946         // model setup and some modelflags
947         if(e->state_current.modelindex < MAX_MODELS)
948                 e->render.model = cl.model_precache[e->state_current.modelindex];
949         if (e->render.model)
950         {
951                 // models can set flags such as EF_ROCKET
952                 e->render.effects |= e->render.model->effects;
953                 // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
954                 if (e->render.model->type == mod_alias)
955                         angles[0] = -angles[0];
956                 if ((e->render.effects & EF_SELECTABLE) && cl.cmd.cursor_entitynumber == e->state_current.number)
957                         VectorScale(e->render.colormod, 2, e->render.colormod);
958         }
959         // if model is alias or this is a tenebrae-like dlight, reverse pitch direction
960         else if (e->state_current.lightpflags & PFLAGS_FULLDYNAMIC)
961                 angles[0] = -angles[0];
962
963         if ((e->render.effects & EF_ROTATE) && !(e->render.flags & RENDER_VIEWMODEL))
964         {
965                 angles[1] = ANGLEMOD(100*cl.time);
966                 if (cl_itembobheight.value)
967                         origin[2] += (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
968         }
969
970         // animation lerp
971         if (e->render.frame2 == e->state_current.frame)
972         {
973                 // update frame lerp fraction
974                 e->render.framelerp = 1;
975                 if (e->render.frame2time > e->render.frame1time)
976                 {
977                         // make sure frame lerp won't last longer than 100ms
978                         // (this mainly helps with models that use framegroups and
979                         // switch between them infrequently)
980                         e->render.framelerp = (cl.time - e->render.frame2time) / min(e->render.frame2time - e->render.frame1time, 0.1);
981                         e->render.framelerp = bound(0, e->render.framelerp, 1);
982                 }
983         }
984         else
985         {
986                 // begin a new frame lerp
987                 e->render.frame1 = e->render.frame2;
988                 e->render.frame1time = e->render.frame2time;
989                 e->render.frame = e->render.frame2 = e->state_current.frame;
990                 e->render.frame2time = cl.time;
991                 e->render.framelerp = 0;
992         }
993
994         // set up the render matrix
995         if (matrix)
996         {
997                 // attached entity, this requires a matrix multiply (concat)
998                 // FIXME: e->render.scale should go away
999                 Matrix4x4_CreateFromQuakeEntity(&matrix2, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1000                 // concat the matrices to make the entity relative to its tag
1001                 Matrix4x4_Concat(&e->render.matrix, matrix, &matrix2);
1002                 // get the origin from the new matrix
1003                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1004         }
1005         else
1006         {
1007                 // unattached entities are faster to process
1008                 Matrix4x4_CreateFromQuakeEntity(&e->render.matrix, origin[0], origin[1], origin[2], angles[0], angles[1], angles[2], e->render.scale);
1009         }
1010
1011         // make the other useful stuff
1012         CL_UpdateRenderEntity(&e->render);
1013
1014         // tenebrae's sprites are all additive mode (weird)
1015         if (gamemode == GAME_TENEBRAE && e->render.model && e->render.model->type == mod_sprite)
1016                 e->render.effects |= EF_ADDITIVE;
1017         // player model is only shown with chase_active on
1018         if (e->state_current.number == cl.viewentity)
1019                 e->render.flags |= RENDER_EXTERIORMODEL;
1020         // either fullbright or lit
1021         if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1022                 e->render.flags |= RENDER_LIGHT;
1023         // hide player shadow during intermission or nehahra movie
1024         if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST))
1025          && (e->render.alpha >= 1)
1026          && !(e->render.flags & RENDER_VIEWMODEL)
1027          && (!(e->render.flags & RENDER_EXTERIORMODEL) || (!cl.intermission && cls.protocol != PROTOCOL_NEHAHRAMOVIE && !cl_noplayershadow.integer)))
1028                 e->render.flags |= RENDER_SHADOW;
1029         if (e->render.flags & RENDER_VIEWMODEL)
1030                 e->render.flags |= RENDER_NOSELFSHADOW;
1031 }
1032
1033 // creates light and trails from an entity
1034 void CL_UpdateNetworkEntityTrail(entity_t *e)
1035 {
1036         effectnameindex_t trailtype;
1037         vec3_t origin;
1038
1039         // bmodels are treated specially since their origin is usually '0 0 0' and
1040         // their actual geometry is far from '0 0 0'
1041         if (e->render.model && e->render.model->soundfromcenter)
1042         {
1043                 vec3_t o;
1044                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1045                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1046         }
1047         else
1048                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1049
1050         // handle particle trails and such effects now that we know where this
1051         // entity is in the world...
1052         trailtype = EFFECT_NONE;
1053         // LordHavoc: if the entity has no effects, don't check each
1054         if (e->render.effects & (EF_BRIGHTFIELD | EF_FLAME | EF_STARDUST))
1055         {
1056                 if (e->render.effects & EF_BRIGHTFIELD)
1057                 {
1058                         if (gamemode == GAME_NEXUIZ)
1059                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1060                         else
1061                                 CL_EntityParticles(e);
1062                 }
1063                 if (e->render.effects & EF_FLAME)
1064                         CL_ParticleTrail(EFFECT_EF_FLAME, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1065                 if (e->render.effects & EF_STARDUST)
1066                         CL_ParticleTrail(EFFECT_EF_STARDUST, bound(0, cl.time - cl.oldtime, 0.1), origin, origin, vec3_origin, vec3_origin, NULL, 0, false, true);
1067         }
1068         if (e->render.internaleffects & (INTEF_FLAG1QW | INTEF_FLAG2QW))
1069         {
1070                 // these are only set on player entities
1071                 CL_AddQWCTFFlagModel(e, (e->render.internaleffects & INTEF_FLAG2QW) != 0);
1072         }
1073         // muzzleflash fades over time
1074         if (e->persistent.muzzleflash > 0)
1075                 e->persistent.muzzleflash -= bound(0, cl.time - cl.oldtime, 0.1) * 20;
1076         // LordHavoc: if the entity has no effects, don't check each
1077         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1078         {
1079                 if (e->render.effects & EF_GIB)
1080                         trailtype = EFFECT_TR_BLOOD;
1081                 else if (e->render.effects & EF_ZOMGIB)
1082                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1083                 else if (e->render.effects & EF_TRACER)
1084                         trailtype = EFFECT_TR_WIZSPIKE;
1085                 else if (e->render.effects & EF_TRACER2)
1086                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1087                 else if (e->render.effects & EF_ROCKET)
1088                         trailtype = EFFECT_TR_ROCKET;
1089                 else if (e->render.effects & EF_GRENADE)
1090                 {
1091                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1092                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1093                 }
1094                 else if (e->render.effects & EF_TRACER3)
1095                         trailtype = EFFECT_TR_VORESPIKE;
1096         }
1097         // do trails
1098         if (e->render.flags & RENDER_GLOWTRAIL)
1099                 trailtype = EFFECT_TR_GLOWTRAIL;
1100         // check if a trail is allowed (it is not after a teleport for example)
1101         if (trailtype && e->persistent.trail_allowed)
1102         {
1103                 float len;
1104                 vec3_t vel;
1105                 VectorSubtract(e->state_current.origin, e->state_previous.origin, vel);
1106                 len = e->state_current.time - e->state_previous.time;
1107                 if (len > 0)
1108                         len = 1.0f / len;
1109                 VectorScale(vel, len, vel);
1110                 CL_ParticleTrail(trailtype, 1, e->persistent.trail_origin, origin, vel, vel, e, e->state_current.glowcolor, false, true);
1111         }
1112         // now that the entity has survived one trail update it is allowed to
1113         // leave a real trail on later frames
1114         e->persistent.trail_allowed = true;
1115         VectorCopy(origin, e->persistent.trail_origin);
1116 }
1117
1118
1119 /*
1120 ===============
1121 CL_UpdateViewEntities
1122 ===============
1123 */
1124 void CL_UpdateViewEntities(void)
1125 {
1126         int i;
1127         // update any RENDER_VIEWMODEL entities to use the new view matrix
1128         for (i = 1;i < cl.num_entities;i++)
1129         {
1130                 if (cl.entities_active[i])
1131                 {
1132                         entity_t *ent = cl.entities + i;
1133                         if ((ent->render.flags & RENDER_VIEWMODEL) || ent->state_current.tagentity)
1134                                 CL_UpdateNetworkEntity(ent, 32, true);
1135                 }
1136         }
1137         // and of course the engine viewmodel needs updating as well
1138         CL_UpdateNetworkEntity(&cl.viewent, 32, true);
1139 }
1140
1141 /*
1142 ===============
1143 CL_UpdateNetworkCollisionEntities
1144 ===============
1145 */
1146 void CL_UpdateNetworkCollisionEntities(void)
1147 {
1148         entity_t *ent;
1149         int i;
1150
1151         // start on the entity after the world
1152         cl.num_brushmodel_entities = 0;
1153         for (i = cl.maxclients + 1;i < cl.num_entities;i++)
1154         {
1155                 if (cl.entities_active[i])
1156                 {
1157                         ent = cl.entities + i;
1158                         if (ent->state_current.active && ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->TraceBox)
1159                         {
1160                                 // do not interpolate the bmodels for this
1161                                 CL_UpdateNetworkEntity(ent, 32, false);
1162                                 cl.brushmodel_entities[cl.num_brushmodel_entities++] = i;
1163                         }
1164                 }
1165         }
1166 }
1167
1168 /*
1169 ===============
1170 CL_UpdateNetworkEntities
1171 ===============
1172 */
1173 void CL_UpdateNetworkEntities(void)
1174 {
1175         entity_t *ent;
1176         int i;
1177
1178         // start on the entity after the world
1179         for (i = 1;i < cl.num_entities;i++)
1180         {
1181                 if (cl.entities_active[i])
1182                 {
1183                         ent = cl.entities + i;
1184                         if (ent->state_current.active)
1185                         {
1186                                 CL_UpdateNetworkEntity(ent, 32, true);
1187                                 // view models should never create light/trails
1188                                 if (!(ent->render.flags & RENDER_VIEWMODEL))
1189                                         CL_UpdateNetworkEntityTrail(ent);
1190                         }
1191                         else
1192                                 cl.entities_active[i] = false;
1193                 }
1194         }
1195 }
1196
1197 void CL_UpdateViewModel(void)
1198 {
1199         entity_t *ent;
1200         ent = &cl.viewent;
1201         ent->state_previous = ent->state_current;
1202         ent->state_current = defaultstate;
1203         ent->state_current.time = cl.time;
1204         ent->state_current.number = -1;
1205         ent->state_current.active = true;
1206         ent->state_current.modelindex = cl.stats[STAT_WEAPON];
1207         ent->state_current.frame = cl.stats[STAT_WEAPONFRAME];
1208         ent->state_current.flags = RENDER_VIEWMODEL;
1209         if ((cl.stats[STAT_HEALTH] <= 0 && cl_deathnoviewmodel.integer) || cl.intermission)
1210                 ent->state_current.modelindex = 0;
1211         else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
1212         {
1213                 if (gamemode == GAME_TRANSFUSION)
1214                         ent->state_current.alpha = 128;
1215                 else
1216                         ent->state_current.modelindex = 0;
1217         }
1218         ent->state_current.alpha = cl.entities[cl.viewentity].state_current.alpha;
1219         ent->state_current.effects = EF_NOSHADOW | (cl.entities[cl.viewentity].state_current.effects & (EF_ADDITIVE | EF_FULLBRIGHT | EF_NODEPTHTEST));
1220
1221         // reset animation interpolation on weaponmodel if model changed
1222         if (ent->state_previous.modelindex != ent->state_current.modelindex)
1223         {
1224                 ent->render.frame = ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1225                 ent->render.frame1time = ent->render.frame2time = cl.time;
1226                 ent->render.framelerp = 1;
1227         }
1228         CL_UpdateNetworkEntity(ent, 32, true);
1229 }
1230
1231 // note this is a recursive function, but it can never get in a runaway loop (because of the delayedlink flags)
1232 void CL_LinkNetworkEntity(entity_t *e)
1233 {
1234         effectnameindex_t trailtype;
1235         vec3_t origin;
1236         vec3_t dlightcolor;
1237         vec_t dlightradius;
1238
1239         // skip inactive entities and world
1240         if (!e->state_current.active || e == cl.entities)
1241                 return;
1242         if (e->state_current.tagentity)
1243         {
1244                 // if the tag entity is currently impossible, skip it
1245                 if (e->state_current.tagentity >= cl.num_entities)
1246                         return;
1247                 // if the tag entity is inactive, skip it
1248                 if (!cl.entities[e->state_current.tagentity].state_current.active)
1249                         return;
1250         }
1251
1252         // create entity dlights associated with this entity
1253         if (e->render.model && e->render.model->soundfromcenter)
1254         {
1255                 // bmodels are treated specially since their origin is usually '0 0 0'
1256                 vec3_t o;
1257                 VectorMAM(0.5f, e->render.model->normalmins, 0.5f, e->render.model->normalmaxs, o);
1258                 Matrix4x4_Transform(&e->render.matrix, o, origin);
1259         }
1260         else
1261                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1262         trailtype = EFFECT_NONE;
1263         dlightradius = 0;
1264         dlightcolor[0] = 0;
1265         dlightcolor[1] = 0;
1266         dlightcolor[2] = 0;
1267         // LordHavoc: if the entity has no effects, don't check each
1268         if (e->render.effects & (EF_BRIGHTFIELD | EF_DIMLIGHT | EF_BRIGHTLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1269         {
1270                 if (e->render.effects & EF_BRIGHTFIELD)
1271                 {
1272                         if (gamemode == GAME_NEXUIZ)
1273                                 trailtype = EFFECT_TR_NEXUIZPLASMA;
1274                 }
1275                 if (e->render.effects & EF_DIMLIGHT)
1276                 {
1277                         dlightradius = max(dlightradius, 200);
1278                         dlightcolor[0] += 1.50f;
1279                         dlightcolor[1] += 1.50f;
1280                         dlightcolor[2] += 1.50f;
1281                 }
1282                 if (e->render.effects & EF_BRIGHTLIGHT)
1283                 {
1284                         dlightradius = max(dlightradius, 400);
1285                         dlightcolor[0] += 3.00f;
1286                         dlightcolor[1] += 3.00f;
1287                         dlightcolor[2] += 3.00f;
1288                 }
1289                 // LordHavoc: more effects
1290                 if (e->render.effects & EF_RED) // red
1291                 {
1292                         dlightradius = max(dlightradius, 200);
1293                         dlightcolor[0] += 1.50f;
1294                         dlightcolor[1] += 0.15f;
1295                         dlightcolor[2] += 0.15f;
1296                 }
1297                 if (e->render.effects & EF_BLUE) // blue
1298                 {
1299                         dlightradius = max(dlightradius, 200);
1300                         dlightcolor[0] += 0.15f;
1301                         dlightcolor[1] += 0.15f;
1302                         dlightcolor[2] += 1.50f;
1303                 }
1304                 if (e->render.effects & EF_FLAME)
1305                         CL_ParticleTrail(EFFECT_EF_FLAME, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1306                 if (e->render.effects & EF_STARDUST)
1307                         CL_ParticleTrail(EFFECT_EF_STARDUST, 0, origin, origin, vec3_origin, vec3_origin, NULL, 0, true, false);
1308         }
1309         // muzzleflash fades over time, and is offset a bit
1310         if (e->persistent.muzzleflash > 0 && r_refdef.numlights < MAX_DLIGHTS)
1311         {
1312                 vec3_t v2;
1313                 vec3_t color;
1314                 trace_t trace;
1315                 matrix4x4_t tempmatrix;
1316                 Matrix4x4_Transform(&e->render.matrix, muzzleflashorigin, v2);
1317                 trace = CL_Move(origin, vec3_origin, vec3_origin, v2, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_SKY, true, false, NULL, false);
1318                 Matrix4x4_Normalize(&tempmatrix, &e->render.matrix);
1319                 Matrix4x4_SetOrigin(&tempmatrix, trace.endpos[0], trace.endpos[1], trace.endpos[2]);
1320                 Matrix4x4_Scale(&tempmatrix, 150, 1);
1321                 VectorSet(color, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f, e->persistent.muzzleflash * 4.0f);
1322                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, color, -1, NULL, true, 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1323         }
1324         // LordHavoc: if the model has no flags, don't check each
1325         if (e->render.model && e->render.effects && !(e->render.flags & RENDER_VIEWMODEL))
1326         {
1327                 if (e->render.effects & EF_GIB)
1328                         trailtype = EFFECT_TR_BLOOD;
1329                 else if (e->render.effects & EF_ZOMGIB)
1330                         trailtype = EFFECT_TR_SLIGHTBLOOD;
1331                 else if (e->render.effects & EF_TRACER)
1332                         trailtype = EFFECT_TR_WIZSPIKE;
1333                 else if (e->render.effects & EF_TRACER2)
1334                         trailtype = EFFECT_TR_KNIGHTSPIKE;
1335                 else if (e->render.effects & EF_ROCKET)
1336                         trailtype = EFFECT_TR_ROCKET;
1337                 else if (e->render.effects & EF_GRENADE)
1338                 {
1339                         // LordHavoc: e->render.alpha == -1 is for Nehahra dem compatibility (cigar smoke)
1340                         trailtype = e->render.alpha == -1 ? EFFECT_TR_NEHAHRASMOKE : EFFECT_TR_GRENADE;
1341                 }
1342                 else if (e->render.effects & EF_TRACER3)
1343                         trailtype = EFFECT_TR_VORESPIKE;
1344         }
1345         // LordHavoc: customizable glow
1346         if (e->state_current.glowsize)
1347         {
1348                 // * 4 for the expansion from 0-255 to 0-1023 range,
1349                 // / 255 to scale down byte colors
1350                 dlightradius = max(dlightradius, e->state_current.glowsize * 4);
1351                 VectorMA(dlightcolor, (1.0f / 255.0f), (unsigned char *)&palette_complete[e->state_current.glowcolor], dlightcolor);
1352         }
1353         // make the glow dlight
1354         if (dlightradius > 0 && (dlightcolor[0] || dlightcolor[1] || dlightcolor[2]) && !(e->render.flags & RENDER_VIEWMODEL) && r_refdef.numlights < MAX_DLIGHTS)
1355         {
1356                 matrix4x4_t dlightmatrix;
1357                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1358                 // hack to make glowing player light shine on their gun
1359                 //if (e->state_current.number == cl.viewentity/* && !chase_active.integer*/)
1360                 //      Matrix4x4_AdjustOrigin(&dlightmatrix, 0, 0, 30);
1361                 Matrix4x4_Scale(&dlightmatrix, dlightradius, 1);
1362                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &dlightmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1363         }
1364         // custom rtlight
1365         if ((e->state_current.lightpflags & PFLAGS_FULLDYNAMIC) && r_refdef.numlights < MAX_DLIGHTS)
1366         {
1367                 matrix4x4_t dlightmatrix;
1368                 float light[4];
1369                 VectorScale(e->state_current.light, (1.0f / 256.0f), light);
1370                 light[3] = e->state_current.light[3];
1371                 if (light[0] == 0 && light[1] == 0 && light[2] == 0)
1372                         VectorSet(light, 1, 1, 1);
1373                 if (light[3] == 0)
1374                         light[3] = 350;
1375                 // FIXME: add ambient/diffuse/specular scales as an extension ontop of TENEBRAE_GFX_DLIGHTS?
1376                 Matrix4x4_Normalize(&dlightmatrix, &e->render.matrix);
1377                 Matrix4x4_Scale(&dlightmatrix, light[3], 1);
1378                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &dlightmatrix, light, e->state_current.lightstyle, e->state_current.skin > 0 ? va("cubemaps/%i", e->state_current.skin) : NULL, !(e->state_current.lightpflags & PFLAGS_NOSHADOW), (e->state_current.lightpflags & PFLAGS_CORONA) != 0, 0.25, 0, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1379         }
1380         // do trail light
1381         if (e->render.flags & RENDER_GLOWTRAIL)
1382                 trailtype = EFFECT_TR_GLOWTRAIL;
1383         if (trailtype)
1384                 CL_ParticleTrail(trailtype, 0, origin, origin, vec3_origin, vec3_origin, NULL, e->state_current.glowcolor, true, false);
1385
1386         // don't show viewmodels in certain situations
1387         if (e->render.flags & RENDER_VIEWMODEL)
1388                 if (!r_drawviewmodel.integer || chase_active.integer || r_refdef.envmap)
1389                         return;
1390         // don't show entities with no modelindex (note: this still shows
1391         // entities which have a modelindex that resolved to a NULL model)
1392         if (e->render.model && !(e->render.effects & EF_NODRAW) && r_refdef.numentities < r_refdef.maxentities)
1393                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1394         //if (cl.viewentity && e->state_current.number == cl.viewentity)
1395         //      Matrix4x4_Print(&e->render.matrix);
1396 }
1397
1398 void CL_RelinkWorld(void)
1399 {
1400         entity_t *ent = &cl.entities[0];
1401         // FIXME: this should be done at load
1402         ent->render.matrix = identitymatrix;
1403         CL_UpdateRenderEntity(&ent->render);
1404         ent->render.flags = RENDER_SHADOW;
1405         if (!r_fullbright.integer)
1406                 ent->render.flags |= RENDER_LIGHT;
1407         VectorSet(ent->render.colormod, 1, 1, 1);
1408         r_refdef.worldentity = &ent->render;
1409         r_refdef.worldmodel = cl.worldmodel;
1410 }
1411
1412 static void CL_RelinkStaticEntities(void)
1413 {
1414         int i;
1415         entity_t *e;
1416         for (i = 0, e = cl.static_entities;i < cl.num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++, e++)
1417         {
1418                 e->render.flags = 0;
1419                 // if the model was not loaded when the static entity was created we
1420                 // need to re-fetch the model pointer
1421                 e->render.model = cl.model_precache[e->state_baseline.modelindex];
1422                 CL_UpdateRenderEntity(&e->render);
1423                 // either fullbright or lit
1424                 if (!(e->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1425                         e->render.flags |= RENDER_LIGHT;
1426                 // hide player shadow during intermission or nehahra movie
1427                 if (!(e->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (e->render.alpha >= 1))
1428                         e->render.flags |= RENDER_SHADOW;
1429                 VectorSet(e->render.colormod, 1, 1, 1);
1430                 R_LerpAnimation(&e->render);
1431                 r_refdef.entities[r_refdef.numentities++] = &e->render;
1432         }
1433 }
1434
1435 /*
1436 ===============
1437 CL_RelinkEntities
1438 ===============
1439 */
1440 static void CL_RelinkNetworkEntities(void)
1441 {
1442         entity_t *ent;
1443         int i;
1444
1445         // start on the entity after the world
1446         for (i = 1;i < cl.num_entities;i++)
1447         {
1448                 if (cl.entities_active[i])
1449                 {
1450                         ent = cl.entities + i;
1451                         if (ent->state_current.active)
1452                                 CL_LinkNetworkEntity(ent);
1453                         else
1454                                 cl.entities_active[i] = false;
1455                 }
1456         }
1457 }
1458
1459 static void CL_RelinkEffects(void)
1460 {
1461         int i, intframe;
1462         cl_effect_t *e;
1463         entity_t *ent;
1464         float frame;
1465
1466         for (i = 0, e = cl.effects;i < cl.num_effects;i++, e++)
1467         {
1468                 if (e->active)
1469                 {
1470                         frame = (cl.time - e->starttime) * e->framerate + e->startframe;
1471                         intframe = (int)frame;
1472                         if (intframe < 0 || intframe >= e->endframe)
1473                         {
1474                                 memset(e, 0, sizeof(*e));
1475                                 while (cl.num_effects > 0 && !cl.effects[cl.num_effects - 1].active)
1476                                         cl.num_effects--;
1477                                 continue;
1478                         }
1479
1480                         if (intframe != e->frame)
1481                         {
1482                                 e->frame = intframe;
1483                                 e->frame1time = e->frame2time;
1484                                 e->frame2time = cl.time;
1485                         }
1486
1487                         // if we're drawing effects, get a new temp entity
1488                         // (NewTempEntity adds it to the render entities list for us)
1489                         if (r_draweffects.integer && (ent = CL_NewTempEntity()))
1490                         {
1491                                 // interpolation stuff
1492                                 ent->render.frame1 = intframe;
1493                                 ent->render.frame2 = intframe + 1;
1494                                 if (ent->render.frame2 >= e->endframe)
1495                                         ent->render.frame2 = -1; // disappear
1496                                 ent->render.framelerp = frame - intframe;
1497                                 ent->render.frame1time = e->frame1time;
1498                                 ent->render.frame2time = e->frame2time;
1499
1500                                 // normal stuff
1501                                 if(e->modelindex < MAX_MODELS)
1502                                         ent->render.model = cl.model_precache[e->modelindex];
1503                                 else
1504                                         ent->render.model = cl.csqc_model_precache[-(e->modelindex+1)];
1505                                 ent->render.frame = ent->render.frame2;
1506                                 ent->render.colormap = -1; // no special coloring
1507                                 ent->render.alpha = 1;
1508                                 VectorSet(ent->render.colormod, 1, 1, 1);
1509
1510                                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, e->origin[0], e->origin[1], e->origin[2], 0, 0, 0, 1);
1511                                 CL_UpdateRenderEntity(&ent->render);
1512                         }
1513                 }
1514         }
1515 }
1516
1517 void CL_Beam_CalculatePositions(const beam_t *b, vec3_t start, vec3_t end)
1518 {
1519         VectorCopy(b->start, start);
1520         VectorCopy(b->end, end);
1521
1522         // if coming from the player, update the start position
1523         if (b->entity == cl.viewentity)
1524         {
1525                 if (cl_beams_quakepositionhack.integer && !chase_active.integer)
1526                 {
1527                         // LordHavoc: this is a stupid hack from Quake that makes your
1528                         // lightning appear to come from your waist and cover less of your
1529                         // view
1530                         // in Quake this hack was applied to all players (causing the
1531                         // infamous crotch-lightning), but in darkplaces and QuakeWorld it
1532                         // only applies to your own lightning, and only in first person
1533                         Matrix4x4_OriginFromMatrix(&cl.entities[cl.viewentity].render.matrix, start);
1534                 }
1535                 if (cl_beams_instantaimhack.integer)
1536                 {
1537                         vec3_t dir, localend;
1538                         vec_t len;
1539                         // LordHavoc: this updates the beam direction to match your
1540                         // viewangles
1541                         VectorSubtract(end, start, dir);
1542                         len = VectorLength(dir);
1543                         VectorNormalize(dir);
1544                         VectorSet(localend, len, 0, 0);
1545                         Matrix4x4_Transform(&r_view.matrix, localend, end);
1546                 }
1547         }
1548 }
1549
1550 void CL_RelinkBeams(void)
1551 {
1552         int i;
1553         beam_t *b;
1554         vec3_t dist, org, start, end;
1555         float d;
1556         entity_t *ent;
1557         double yaw, pitch;
1558         float forward;
1559         matrix4x4_t tempmatrix;
1560
1561         for (i = 0, b = cl.beams;i < cl.num_beams;i++, b++)
1562         {
1563                 if (!b->model)
1564                         continue;
1565                 if (b->endtime < cl.time)
1566                 {
1567                         b->model = NULL;
1568                         continue;
1569                 }
1570
1571                 CL_Beam_CalculatePositions(b, start, end);
1572
1573                 if (b->lightning)
1574                 {
1575                         if (cl_beams_lightatend.integer && r_refdef.numlights < MAX_DLIGHTS)
1576                         {
1577                                 // FIXME: create a matrix from the beam start/end orientation
1578                                 vec3_t dlightcolor;
1579                                 VectorSet(dlightcolor, 0.3, 0.7, 1);
1580                                 Matrix4x4_CreateFromQuakeEntity(&tempmatrix, end[0], end[1], end[2], 0, 0, 0, 200);
1581                                 R_RTLight_Update(&r_refdef.lights[r_refdef.numlights++], false, &tempmatrix, dlightcolor, -1, NULL, true, 1, 0.25, 1, 0, 0, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1582                         }
1583                         if (cl_beams_polygons.integer)
1584                                 continue;
1585                 }
1586
1587                 // calculate pitch and yaw
1588                 // (this is similar to the QuakeC builtin function vectoangles)
1589                 VectorSubtract(end, start, dist);
1590                 if (dist[1] == 0 && dist[0] == 0)
1591                 {
1592                         yaw = 0;
1593                         if (dist[2] > 0)
1594                                 pitch = 90;
1595                         else
1596                                 pitch = 270;
1597                 }
1598                 else
1599                 {
1600                         yaw = atan2(dist[1], dist[0]) * 180 / M_PI;
1601                         if (yaw < 0)
1602                                 yaw += 360;
1603
1604                         forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
1605                         pitch = atan2(dist[2], forward) * 180 / M_PI;
1606                         if (pitch < 0)
1607                                 pitch += 360;
1608                 }
1609
1610                 // add new entities for the lightning
1611                 VectorCopy (start, org);
1612                 d = VectorNormalizeLength(dist);
1613                 while (d > 0)
1614                 {
1615                         ent = CL_NewTempEntity ();
1616                         if (!ent)
1617                                 return;
1618                         //VectorCopy (org, ent->render.origin);
1619                         ent->render.model = b->model;
1620                         //ent->render.effects = EF_FULLBRIGHT;
1621                         //ent->render.angles[0] = pitch;
1622                         //ent->render.angles[1] = yaw;
1623                         //ent->render.angles[2] = rand()%360;
1624                         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, org[0], org[1], org[2], -pitch, yaw, lhrandom(0, 360), 1);
1625                         CL_UpdateRenderEntity(&ent->render);
1626                         VectorMA(org, 30, dist, org);
1627                         d -= 30;
1628                 }
1629         }
1630
1631         while (cl.num_beams > 0 && !cl.beams[cl.num_beams - 1].model)
1632                 cl.num_beams--;
1633 }
1634
1635 static void CL_RelinkQWNails(void)
1636 {
1637         int i;
1638         vec_t *v;
1639         entity_t *ent;
1640
1641         for (i = 0;i < cl.qw_num_nails;i++)
1642         {
1643                 v = cl.qw_nails[i];
1644
1645                 // if we're drawing effects, get a new temp entity
1646                 // (NewTempEntity adds it to the render entities list for us)
1647                 if (!(ent = CL_NewTempEntity()))
1648                         continue;
1649
1650                 // normal stuff
1651                 ent->render.model = cl.model_precache[cl.qw_modelindex_spike];
1652                 ent->render.colormap = -1; // no special coloring
1653                 ent->render.alpha = 1;
1654                 VectorSet(ent->render.colormod, 1, 1, 1);
1655
1656                 Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, v[0], v[1], v[2], v[3], v[4], v[5], 1);
1657                 CL_UpdateRenderEntity(&ent->render);
1658         }
1659 }
1660
1661 void CL_LerpPlayer(float frac)
1662 {
1663         int i;
1664
1665         cl.viewzoom = cl.mviewzoom[1] + frac * (cl.mviewzoom[0] - cl.mviewzoom[1]);
1666         for (i = 0;i < 3;i++)
1667         {
1668                 cl.punchangle[i] = cl.mpunchangle[1][i] + frac * (cl.mpunchangle[0][i] - cl.mpunchangle[1][i]);
1669                 cl.punchvector[i] = cl.mpunchvector[1][i] + frac * (cl.mpunchvector[0][i] - cl.mpunchvector[1][i]);
1670                 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
1671         }
1672
1673         // interpolate the angles if playing a demo or spectating someone
1674         if (cls.demoplayback || cl.fixangle[0])
1675         {
1676                 for (i = 0;i < 3;i++)
1677                 {
1678                         float d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
1679                         if (d > 180)
1680                                 d -= 360;
1681                         else if (d < -180)
1682                                 d += 360;
1683                         cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
1684                 }
1685         }
1686 }
1687
1688 void CSQC_RelinkAllEntities (int drawmask)
1689 {
1690         // link stuff
1691         CL_RelinkWorld();
1692         CL_RelinkStaticEntities();
1693         CL_RelinkBeams();
1694         CL_RelinkEffects();
1695
1696         // link stuff
1697         if (drawmask & ENTMASK_ENGINE)
1698         {
1699                 CL_RelinkNetworkEntities();
1700                 if (drawmask & ENTMASK_ENGINEVIEWMODELS)
1701                         CL_LinkNetworkEntity(&cl.viewent); // link gun model
1702                 CL_RelinkQWNails();
1703         }
1704
1705         // update view blend
1706         V_CalcViewBlend();
1707 }
1708
1709 /*
1710 ===============
1711 CL_UpdateWorld
1712
1713 Update client game world for a new frame
1714 ===============
1715 */
1716 void CL_UpdateWorld(void)
1717 {
1718         r_refdef.extraupdate = !r_speeds.integer;
1719         r_refdef.numentities = 0;
1720         r_refdef.numlights = 0;
1721         r_view.matrix = identitymatrix;
1722
1723         cl.num_brushmodel_entities = 0;
1724
1725         if (cls.state == ca_connected && cls.signon == SIGNONS)
1726         {
1727                 // prepare for a new frame
1728                 CL_LerpPlayer(CL_LerpPoint());
1729                 CL_DecayLightFlashes();
1730                 CL_ClearTempEntities();
1731                 V_DriftPitch();
1732                 V_FadeViewFlashs();
1733
1734                 // if prediction is enabled we have to update all the collidable
1735                 // network entities before the prediction code can be run
1736                 CL_UpdateNetworkCollisionEntities();
1737
1738                 // now update the player prediction
1739                 CL_ClientMovement_Replay();
1740
1741                 // update the player entity (which may be predicted)
1742                 CL_UpdateNetworkEntity(cl.entities + cl.viewentity, 32, true);
1743
1744                 // now update the view (which depends on that player entity)
1745                 V_CalcRefdef();
1746
1747                 // now update all the network entities and create particle trails
1748                 // (some entities may depend on the view)
1749                 CL_UpdateNetworkEntities();
1750
1751                 // update the engine-based viewmodel
1752                 CL_UpdateViewModel();
1753
1754                 CL_RelinkLightFlashes();
1755                 CSQC_RelinkAllEntities(ENTMASK_ENGINE | ENTMASK_ENGINEVIEWMODELS);
1756
1757                 // move particles
1758                 CL_MoveParticles();
1759                 R_MoveExplosions();
1760         }
1761
1762         r_refdef.time = cl.time;
1763 }
1764
1765 // LordHavoc: pausedemo command
1766 static void CL_PauseDemo_f (void)
1767 {
1768         cls.demopaused = !cls.demopaused;
1769         if (cls.demopaused)
1770                 Con_Print("Demo paused\n");
1771         else
1772                 Con_Print("Demo unpaused\n");
1773 }
1774
1775 /*
1776 ======================
1777 CL_Fog_f
1778 ======================
1779 */
1780 static void CL_Fog_f (void)
1781 {
1782         if (Cmd_Argc () == 1)
1783         {
1784                 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);
1785                 return;
1786         }
1787         r_refdef.fog_density = atof(Cmd_Argv(1));
1788         r_refdef.fog_red = atof(Cmd_Argv(2));
1789         r_refdef.fog_green = atof(Cmd_Argv(3));
1790         r_refdef.fog_blue = atof(Cmd_Argv(4));
1791 }
1792
1793 /*
1794 ====================
1795 CL_TimeRefresh_f
1796
1797 For program optimization
1798 ====================
1799 */
1800 static void CL_TimeRefresh_f (void)
1801 {
1802         int i;
1803         float timestart, timedelta;
1804
1805         r_refdef.extraupdate = false;
1806
1807         timestart = Sys_DoubleTime();
1808         for (i = 0;i < 128;i++)
1809         {
1810                 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);
1811                 CL_UpdateScreen();
1812         }
1813         timedelta = Sys_DoubleTime() - timestart;
1814
1815         Con_Printf("%f seconds (%f fps)\n", timedelta, 128/timedelta);
1816 }
1817
1818 void CL_AreaStats_f(void)
1819 {
1820         World_PrintAreaStats(&cl.world, "client");
1821 }
1822
1823 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point)
1824 {
1825         int i;
1826         cl_locnode_t *loc;
1827         cl_locnode_t *best;
1828         vec3_t nearestpoint;
1829         vec_t dist, bestdist;
1830         best = NULL;
1831         bestdist = 0;
1832         for (loc = cl.locnodes;loc;loc = loc->next)
1833         {
1834                 for (i = 0;i < 3;i++)
1835                         nearestpoint[i] = bound(loc->mins[i], point[i], loc->maxs[i]);
1836                 dist = VectorDistance2(nearestpoint, point);
1837                 if (bestdist > dist || !best)
1838                 {
1839                         bestdist = dist;
1840                         best = loc;
1841                         if (bestdist < 1)
1842                                 break;
1843                 }
1844         }
1845         return best;
1846 }
1847
1848 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point)
1849 {
1850         cl_locnode_t *loc;
1851         loc = CL_Locs_FindNearest(point);
1852         if (loc)
1853                 strlcpy(buffer, loc->name, buffersize);
1854         else
1855                 dpsnprintf(buffer, buffersize, "LOC=%.0f:%.0f:%.0f", point[0], point[1], point[2]);
1856 }
1857
1858 void CL_Locs_FreeNode(cl_locnode_t *node)
1859 {
1860         cl_locnode_t **pointer, **next;
1861         for (pointer = &cl.locnodes;*pointer;pointer = next)
1862         {
1863                 next = &(*pointer)->next;
1864                 if (*pointer == node)
1865                 {
1866                         *pointer = node->next;
1867                         Mem_Free(node);
1868                 }
1869         }
1870         Con_Printf("CL_Locs_FreeNode: no such node! (%p)\n", node);
1871 }
1872
1873 void CL_Locs_AddNode(vec3_t mins, vec3_t maxs, const char *name)
1874 {
1875         cl_locnode_t *node, **pointer;
1876         int namelen;
1877         if (!name)
1878                 name = "";
1879         namelen = strlen(name);
1880         node = Mem_Alloc(cls.levelmempool, sizeof(cl_locnode_t) + namelen + 1);
1881         VectorSet(node->mins, min(mins[0], maxs[0]), min(mins[1], maxs[1]), min(mins[2], maxs[2]));
1882         VectorSet(node->maxs, max(mins[0], maxs[0]), max(mins[1], maxs[1]), max(mins[2], maxs[2]));
1883         node->name = (char *)(node + 1);
1884         memcpy(node->name, name, namelen);
1885         node->name[namelen] = 0;
1886         // link it into the tail of the list to preserve the order
1887         for (pointer = &cl.locnodes;*pointer;pointer = &(*pointer)->next)
1888                 ;
1889         *pointer = node;
1890 }
1891
1892 void CL_Locs_Add_f(void)
1893 {
1894         vec3_t mins, maxs;
1895         if (Cmd_Argc() != 5 && Cmd_Argc() != 8)
1896         {
1897                 Con_Printf("usage: %s x y z[ x y z] name\n", Cmd_Argv(0));
1898                 return;
1899         }
1900         mins[0] = atof(Cmd_Argv(1));
1901         mins[1] = atof(Cmd_Argv(2));
1902         mins[2] = atof(Cmd_Argv(3));
1903         if (Cmd_Argc() == 8)
1904         {
1905                 maxs[0] = atof(Cmd_Argv(4));
1906                 maxs[1] = atof(Cmd_Argv(5));
1907                 maxs[2] = atof(Cmd_Argv(6));
1908                 CL_Locs_AddNode(mins, maxs, Cmd_Argv(7));
1909         }
1910         else
1911                 CL_Locs_AddNode(mins, mins, Cmd_Argv(4));
1912 }
1913
1914 void CL_Locs_RemoveNearest_f(void)
1915 {
1916         cl_locnode_t *loc;
1917         loc = CL_Locs_FindNearest(r_view.origin);
1918         if (loc)
1919                 CL_Locs_FreeNode(loc);
1920         else
1921                 Con_Printf("no loc point or box found for your location\n");
1922 }
1923
1924 void CL_Locs_Clear_f(void)
1925 {
1926         while (cl.locnodes)
1927                 CL_Locs_FreeNode(cl.locnodes);
1928 }
1929
1930 void CL_Locs_Save_f(void)
1931 {
1932         cl_locnode_t *loc;
1933         qfile_t *outfile;
1934         char locfilename[MAX_QPATH];
1935         if (!cl.locnodes)
1936         {
1937                 Con_Printf("No loc points/boxes exist!\n");
1938                 return;
1939         }
1940         if (cls.state != ca_connected || !cl.worldmodel)
1941         {
1942                 Con_Printf("No level loaded!\n");
1943                 return;
1944         }
1945         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
1946         strlcat(locfilename, ".loc", sizeof(locfilename));
1947
1948         outfile = FS_Open(locfilename, "w", false, false);
1949         if (!outfile)
1950                 return;
1951         // if any boxes are used then this is a proquake-format loc file, which
1952         // allows comments, so add some relevant information at the start
1953         for (loc = cl.locnodes;loc;loc = loc->next)
1954                 if (!VectorCompare(loc->mins, loc->maxs))
1955                         break;
1956         if (loc)
1957         {
1958                 FS_Printf(outfile, "// %s %s saved by %s\n// x,y,z,x,y,z,\"name\"\n\n", locfilename, Sys_TimeString("%Y-%m-%d"), engineversion);
1959                 for (loc = cl.locnodes;loc;loc = loc->next)
1960                         if (VectorCompare(loc->mins, loc->maxs))
1961                                 break;
1962                 if (loc)
1963                         Con_Printf("Warning: writing loc file containing a mixture of qizmo-style points and proquake-style boxes may not work in qizmo or proquake!\n");
1964         }
1965         for (loc = cl.locnodes;loc;loc = loc->next)
1966         {
1967                 if (VectorCompare(loc->mins, loc->maxs))
1968                 {
1969                         int len;
1970                         const char *s;
1971                         const char *in = loc->name;
1972                         char name[MAX_INPUTLINE];
1973                         for (len = 0;len < (int)sizeof(name) - 1 && *in;)
1974                         {
1975                                 if (*in == ' ') {s = "$loc_name_separator";in++;}
1976                                 else if (!strncmp(in, "SSG", 3)) {s = "$loc_name_ssg";in += 3;}
1977                                 else if (!strncmp(in, "NG", 2)) {s = "$loc_name_ng";in += 2;}
1978                                 else if (!strncmp(in, "SNG", 3)) {s = "$loc_name_sng";in += 3;}
1979                                 else if (!strncmp(in, "GL", 2)) {s = "$loc_name_gl";in += 2;}
1980                                 else if (!strncmp(in, "RL", 2)) {s = "$loc_name_rl";in += 2;}
1981                                 else if (!strncmp(in, "LG", 2)) {s = "$loc_name_lg";in += 2;}
1982                                 else if (!strncmp(in, "GA", 2)) {s = "$loc_name_ga";in += 2;}
1983                                 else if (!strncmp(in, "YA", 2)) {s = "$loc_name_ya";in += 2;}
1984                                 else if (!strncmp(in, "RA", 2)) {s = "$loc_name_ra";in += 2;}
1985                                 else if (!strncmp(in, "MEGA", 4)) {s = "$loc_name_mh";in += 4;}
1986                                 else s = NULL;
1987                                 if (s)
1988                                 {
1989                                         while (len < (int)sizeof(name) - 1 && *s)
1990                                                 name[len++] = *s++;
1991                                         continue;
1992                                 }
1993                                 name[len++] = *in++;
1994                         }
1995                         name[len] = 0;
1996                         FS_Printf(outfile, "%.0f %.0f %.0f %s\n", loc->mins[0]*8, loc->mins[1]*8, loc->mins[2]*8, name);
1997                 }
1998                 else
1999                         FS_Printf(outfile, "%.1f,%.1f,%.1f,%.1f,%.1f,%.1f,\"%s\"\n", loc->mins[0], loc->mins[1], loc->mins[2], loc->maxs[0], loc->maxs[1], loc->maxs[2], loc->name);
2000         }
2001         FS_Close(outfile);
2002 }
2003
2004 void CL_Locs_Reload_f(void)
2005 {
2006         int i, linenumber, limit, len;
2007         const char *s;
2008         char *filedata, *text, *textend, *linestart, *linetext, *lineend;
2009         fs_offset_t filesize;
2010         vec3_t mins, maxs;
2011         char locfilename[MAX_QPATH];
2012         char name[MAX_INPUTLINE];
2013
2014         if (cls.state != ca_connected || !cl.worldmodel)
2015         {
2016                 Con_Printf("No level loaded!\n");
2017                 return;
2018         }
2019
2020         CL_Locs_Clear_f();
2021
2022         // try maps/something.loc first (LordHavoc: where I think they should be)
2023         FS_StripExtension(cl.worldmodel->name, locfilename, sizeof(locfilename));
2024         strlcat(locfilename, ".loc", sizeof(locfilename));
2025         filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2026         if (!filedata)
2027         {
2028                 // try proquake name as well (LordHavoc: I hate path mangling)
2029                 FS_StripExtension(va("locs/%s", FS_FileWithoutPath(cl.worldmodel->name)), locfilename, sizeof(locfilename));
2030                 strlcat(locfilename, ".loc", sizeof(locfilename));
2031                 filedata = (char *)FS_LoadFile(locfilename, cls.levelmempool, false, &filesize);
2032                 if (!filedata)
2033                         return;
2034         }
2035         text = filedata;
2036         textend = filedata + filesize;
2037         for (linenumber = 1;text < textend;linenumber++)
2038         {
2039                 linestart = text;
2040                 for (;text < textend && *text != '\r' && *text != '\n';text++)
2041                         ;
2042                 lineend = text;
2043                 if (text + 1 < textend && *text == '\r' && text[1] == '\n')
2044                         text++;
2045                 if (text < textend)
2046                         text++;
2047                 // trim trailing whitespace
2048                 while (lineend > linestart && lineend[-1] <= ' ')
2049                         lineend--;
2050                 // trim leading whitespace
2051                 while (linestart < lineend && *linestart <= ' ')
2052                         linestart++;
2053                 // check if this is a comment
2054                 if (linestart + 2 <= lineend && !strncmp(linestart, "//", 2))
2055                         continue;
2056                 linetext = linestart;
2057                 limit = 3;
2058                 for (i = 0;i < limit;i++)
2059                 {
2060                         if (linetext >= lineend)
2061                                 break;
2062                         // note: a missing number is interpreted as 0
2063                         if (i < 3)
2064                                 mins[i] = atof(linetext);
2065                         else
2066                                 maxs[i - 3] = atof(linetext);
2067                         // now advance past the number
2068                         while (linetext < lineend && *linetext > ' ' && *linetext != ',')
2069                                 linetext++;
2070                         // advance through whitespace
2071                         if (linetext < lineend)
2072                         {
2073                                 if (*linetext == ',')
2074                                 {
2075                                         linetext++;
2076                                         limit = 6;
2077                                         // note: comma can be followed by whitespace
2078                                 }
2079                                 if (*linetext <= ' ')
2080                                 {
2081                                         // skip whitespace
2082                                         while (linetext < lineend && *linetext <= ' ')
2083                                                 linetext++;
2084                                 }
2085                         }
2086                 }
2087                 // if this is a quoted name, remove the quotes
2088                 if (i == 6)
2089                 {
2090                         if (linetext >= lineend || *linetext != '"')
2091                                 continue; // proquake location names are always quoted
2092                         lineend--;
2093                         linetext++;
2094                         len = min(lineend - linetext, (int)sizeof(name) - 1);
2095                         memcpy(name, linetext, len);
2096                         name[len] = 0;
2097                         // add the box to the list
2098                         CL_Locs_AddNode(mins, maxs, name);
2099                 }
2100                 // if a point was parsed, it needs to be scaled down by 8 (since
2101                 // point-based loc files were invented by a proxy which dealt
2102                 // directly with quake protocol coordinates, which are *8), turn
2103                 // it into a box
2104                 else if (i == 3)
2105                 {
2106                         // interpret silly fuhquake macros
2107                         for (len = 0;len < (int)sizeof(name) - 1 && linetext < lineend;)
2108                         {
2109                                 if (*linetext == '$')
2110                                 {
2111                                         if (linetext + 18 <= lineend && !strncmp(linetext, "$loc_name_separator", 19)) {s = " ";linetext += 19;}
2112                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_ssg", 13)) {s = "SSG";linetext += 13;}
2113                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ng", 12)) {s = "NG";linetext += 12;}
2114                                         else if (linetext + 13 <= lineend && !strncmp(linetext, "$loc_name_sng", 13)) {s = "SNG";linetext += 13;}
2115                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_gl", 12)) {s = "GL";linetext += 12;}
2116                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_rl", 12)) {s = "RL";linetext += 12;}
2117                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_lg", 12)) {s = "LG";linetext += 12;}
2118                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ga", 12)) {s = "GA";linetext += 12;}
2119                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ya", 12)) {s = "YA";linetext += 12;}
2120                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_ra", 12)) {s = "RA";linetext += 12;}
2121                                         else if (linetext + 12 <= lineend && !strncmp(linetext, "$loc_name_mh", 12)) {s = "MEGA";linetext += 12;}
2122                                         else s = NULL;
2123                                         if (s)
2124                                         {
2125                                                 while (len < (int)sizeof(name) - 1 && *s)
2126                                                         name[len++] = *s++;
2127                                                 continue;
2128                                         }
2129                                 }
2130                                 name[len++] = *linetext++;
2131                         }
2132                         name[len] = 0;
2133                         // add the point to the list
2134                         VectorScale(mins, (1.0 / 8.0), mins);
2135                         CL_Locs_AddNode(mins, mins, name);
2136                 }
2137                 else
2138                         continue;
2139         }
2140 }
2141
2142 /*
2143 ===========
2144 CL_Shutdown
2145 ===========
2146 */
2147 void CL_Shutdown (void)
2148 {
2149         CL_Screen_Shutdown();
2150         CL_Particles_Shutdown();
2151         CL_Parse_Shutdown();
2152
2153         Mem_FreePool (&cls.permanentmempool);
2154         Mem_FreePool (&cls.levelmempool);
2155 }
2156
2157 /*
2158 =================
2159 CL_Init
2160 =================
2161 */
2162 void CL_Init (void)
2163 {
2164         cls.levelmempool = Mem_AllocPool("client (per-level memory)", 0, NULL);
2165         cls.permanentmempool = Mem_AllocPool("client (long term memory)", 0, NULL);
2166
2167         memset(&r_refdef, 0, sizeof(r_refdef));
2168         // max entities sent to renderer per frame
2169         r_refdef.maxentities = MAX_EDICTS + 256 + 512;
2170         r_refdef.entities = (entity_render_t **)Mem_Alloc(cls.permanentmempool, sizeof(entity_render_t *) * r_refdef.maxentities);
2171
2172         CL_InitInput ();
2173
2174 //
2175 // register our commands
2176 //
2177         Cvar_RegisterVariable (&cl_upspeed);
2178         Cvar_RegisterVariable (&cl_forwardspeed);
2179         Cvar_RegisterVariable (&cl_backspeed);
2180         Cvar_RegisterVariable (&cl_sidespeed);
2181         Cvar_RegisterVariable (&cl_movespeedkey);
2182         Cvar_RegisterVariable (&cl_yawspeed);
2183         Cvar_RegisterVariable (&cl_pitchspeed);
2184         Cvar_RegisterVariable (&cl_anglespeedkey);
2185         Cvar_RegisterVariable (&cl_shownet);
2186         Cvar_RegisterVariable (&cl_nolerp);
2187         Cvar_RegisterVariable (&lookspring);
2188         Cvar_RegisterVariable (&lookstrafe);
2189         Cvar_RegisterVariable (&sensitivity);
2190         Cvar_RegisterVariable (&freelook);
2191
2192         Cvar_RegisterVariable (&m_pitch);
2193         Cvar_RegisterVariable (&m_yaw);
2194         Cvar_RegisterVariable (&m_forward);
2195         Cvar_RegisterVariable (&m_side);
2196
2197         Cvar_RegisterVariable (&cl_itembobspeed);
2198         Cvar_RegisterVariable (&cl_itembobheight);
2199
2200         Cmd_AddCommand ("entities", CL_PrintEntities_f, "print information on network entities known to client");
2201         Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
2202         Cmd_AddCommand ("record", CL_Record_f, "record a demo");
2203         Cmd_AddCommand ("stop", CL_Stop_f, "stop recording or playing a demo");
2204         Cmd_AddCommand ("playdemo", CL_PlayDemo_f, "watch a demo file");
2205         Cmd_AddCommand ("timedemo", CL_TimeDemo_f, "play back a demo as fast as possible and save statistics to benchmark.log");
2206
2207         // Support Client-side Model Index List
2208         Cmd_AddCommand ("cl_modelindexlist", CL_ModelIndexList_f, "list all models in the client modelindex");
2209
2210         Cvar_RegisterVariable (&cl_autodemo);
2211         Cvar_RegisterVariable (&cl_autodemo_nameformat);
2212
2213         Cmd_AddCommand ("fog", CL_Fog_f, "set global fog parameters (density red green blue)");
2214
2215         // LordHavoc: added pausedemo
2216         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)");
2217
2218         Cmd_AddCommand ("cl_areastats", CL_AreaStats_f, "prints statistics on entity culling during collision traces");
2219
2220         Cvar_RegisterVariable(&r_draweffects);
2221         Cvar_RegisterVariable(&cl_explosions_alpha_start);
2222         Cvar_RegisterVariable(&cl_explosions_alpha_end);
2223         Cvar_RegisterVariable(&cl_explosions_size_start);
2224         Cvar_RegisterVariable(&cl_explosions_size_end);
2225         Cvar_RegisterVariable(&cl_explosions_lifetime);
2226         Cvar_RegisterVariable(&cl_stainmaps);
2227         Cvar_RegisterVariable(&cl_stainmaps_clearonload);
2228         Cvar_RegisterVariable(&cl_beams_polygons);
2229         Cvar_RegisterVariable(&cl_beams_quakepositionhack);
2230         Cvar_RegisterVariable(&cl_beams_instantaimhack);
2231         Cvar_RegisterVariable(&cl_beams_lightatend);
2232         Cvar_RegisterVariable(&cl_noplayershadow);
2233         Cvar_RegisterVariable(&cl_dlights_decayradius);
2234         Cvar_RegisterVariable(&cl_dlights_decaybrightness);
2235
2236         Cvar_RegisterVariable(&cl_prydoncursor);
2237
2238         Cvar_RegisterVariable(&cl_deathnoviewmodel);
2239
2240         // for QW connections
2241         Cvar_RegisterVariable(&qport);
2242         Cvar_SetValueQuick(&qport, (rand() * RAND_MAX + rand()) & 0xffff);
2243
2244         Cmd_AddCommand("timerefresh", CL_TimeRefresh_f, "turn quickly and print rendering statistcs");
2245
2246         Cvar_RegisterVariable(&cl_locs_enable);
2247         Cvar_RegisterVariable(&cl_locs_show);
2248         Cmd_AddCommand("locs_add", CL_Locs_Add_f, "add a point or box location (usage: x y z[ x y z] \"name\", if two sets of xyz are supplied it is a box, otherwise point)");
2249         Cmd_AddCommand("locs_removenearest", CL_Locs_RemoveNearest_f, "remove the nearest point or box (note: you need to be very near a box to remove it)");
2250         Cmd_AddCommand("locs_clear", CL_Locs_Clear_f, "remove all loc points/boxes");
2251         Cmd_AddCommand("locs_reload", CL_Locs_Reload_f, "reload .loc file for this map");
2252         Cmd_AddCommand("locs_save", CL_Locs_Save_f, "save .loc file for this map containing currently defined points and boxes");
2253
2254         CL_Parse_Init();
2255         CL_Particles_Init();
2256         CL_Screen_Init();
2257
2258         CL_Video_Init();
2259 }
2260
2261
2262