2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
20 // cl_main.c -- client main loop
23 #include "cl_collision.h"
26 // we need to declare some mouse variables here, because the menu system
27 // references them even when on a unix system.
29 // these two are not intended to be set directly
30 cvar_t cl_name = {CVAR_SAVE, "_cl_name", "player"};
31 cvar_t cl_color = {CVAR_SAVE, "_cl_color", "0"};
32 cvar_t cl_pmodel = {CVAR_SAVE, "_cl_pmodel", "0"};
34 cvar_t cl_shownet = {0, "cl_shownet","0"};
35 cvar_t cl_nolerp = {0, "cl_nolerp", "0"};
37 cvar_t cl_itembobheight = {0, "cl_itembobheight", "8"};
38 cvar_t cl_itembobspeed = {0, "cl_itembobspeed", "0.5"};
40 cvar_t lookspring = {CVAR_SAVE, "lookspring","0"};
41 cvar_t lookstrafe = {CVAR_SAVE, "lookstrafe","0"};
42 cvar_t sensitivity = {CVAR_SAVE, "sensitivity","3", 1, 30};
44 cvar_t m_pitch = {CVAR_SAVE, "m_pitch","0.022"};
45 cvar_t m_yaw = {CVAR_SAVE, "m_yaw","0.022"};
46 cvar_t m_forward = {CVAR_SAVE, "m_forward","1"};
47 cvar_t m_side = {CVAR_SAVE, "m_side","0.8"};
49 cvar_t freelook = {CVAR_SAVE, "freelook", "1"};
51 cvar_t r_draweffects = {0, "r_draweffects", "1"};
53 cvar_t cl_explosions = {CVAR_SAVE, "cl_explosions", "1"};
54 cvar_t cl_stainmaps = {CVAR_SAVE, "cl_stainmaps", "1"};
56 mempool_t *cl_scores_mempool;
57 mempool_t *cl_refdef_mempool;
58 mempool_t *cl_entities_mempool;
64 int cl_max_static_entities;
65 int cl_max_temp_entities;
69 int cl_max_lightstyle;
70 int cl_max_brushmodel_entities;
72 entity_t *cl_entities;
73 qbyte *cl_entities_active;
74 entity_t *cl_static_entities;
75 entity_t *cl_temp_entities;
76 cl_effect_t *cl_effects;
79 lightstyle_t *cl_lightstyle;
80 entity_render_t **cl_brushmodel_entities;
83 int cl_num_static_entities;
84 int cl_num_temp_entities;
85 int cl_num_brushmodel_entities;
93 void CL_ClearState (void)
100 Mem_EmptyPool(cl_scores_mempool);
101 Mem_EmptyPool(cl_entities_mempool);
103 // wipe the entire cl structure
104 memset (&cl, 0, sizeof(cl));
106 SZ_Clear (&cls.message);
109 cl_num_static_entities = 0;
110 cl_num_temp_entities = 0;
111 cl_num_brushmodel_entities = 0;
113 // tweak these if the game runs out
114 cl_max_entities = MAX_EDICTS;
115 cl_max_static_entities = 256;
116 cl_max_temp_entities = 512;
117 cl_max_effects = 256;
119 cl_max_dlights = MAX_DLIGHTS;
120 cl_max_lightstyle = MAX_LIGHTSTYLES;
121 cl_max_brushmodel_entities = MAX_EDICTS;
123 cl_entities = Mem_Alloc(cl_entities_mempool, cl_max_entities * sizeof(entity_t));
124 cl_entities_active = Mem_Alloc(cl_entities_mempool, cl_max_entities * sizeof(qbyte));
125 cl_static_entities = Mem_Alloc(cl_entities_mempool, cl_max_static_entities * sizeof(entity_t));
126 cl_temp_entities = Mem_Alloc(cl_entities_mempool, cl_max_temp_entities * sizeof(entity_t));
127 cl_effects = Mem_Alloc(cl_entities_mempool, cl_max_effects * sizeof(cl_effect_t));
128 cl_beams = Mem_Alloc(cl_entities_mempool, cl_max_beams * sizeof(beam_t));
129 cl_dlights = Mem_Alloc(cl_entities_mempool, cl_max_dlights * sizeof(dlight_t));
130 cl_lightstyle = Mem_Alloc(cl_entities_mempool, cl_max_lightstyle * sizeof(lightstyle_t));
131 cl_brushmodel_entities = Mem_Alloc(cl_entities_mempool, cl_max_brushmodel_entities * sizeof(entity_render_t *));
135 CL_Particles_Clear();
137 // LordHavoc: have to set up the baseline info for alpha and other stuff
138 for (i = 0;i < cl_max_entities;i++)
140 ClearStateToDefault(&cl_entities[i].state_baseline);
141 ClearStateToDefault(&cl_entities[i].state_previous);
142 ClearStateToDefault(&cl_entities[i].state_current);
149 =====================
152 Sends a disconnect message to the server
153 This is also called on Host_Error, so it shouldn't cause any errors
154 =====================
156 void CL_Disconnect (void)
158 if (cls.state == ca_dedicated)
161 // stop sounds (especially looping!)
162 S_StopAllSounds (true);
164 // clear contents blends
165 cl.cshifts[0].percent = 0;
166 cl.cshifts[1].percent = 0;
167 cl.cshifts[2].percent = 0;
168 cl.cshifts[3].percent = 0;
170 cl.worldmodel = NULL;
172 if (cls.demoplayback)
174 else if (cls.state == ca_connected)
176 if (cls.demorecording)
179 Con_DPrintf ("Sending clc_disconnect\n");
180 SZ_Clear (&cls.message);
181 MSG_WriteByte (&cls.message, clc_disconnect);
182 NET_SendUnreliableMessage (cls.netcon, &cls.message);
183 SZ_Clear (&cls.message);
184 NET_Close (cls.netcon);
185 cls.state = ca_disconnected; // prevent this code from executing again during Host_ShutdownServer
186 // if running a local server, shut it down
188 Host_ShutdownServer(false);
190 cls.state = ca_disconnected;
192 cls.demoplayback = cls.timedemo = false;
196 void CL_Disconnect_f (void)
200 Host_ShutdownServer (false);
207 =====================
208 CL_EstablishConnection
210 Host should be either "local" or a net address to be passed on
211 =====================
213 void CL_EstablishConnection (char *host)
215 if (cls.state == ca_dedicated)
218 if (cls.demoplayback)
223 cls.netcon = NET_Connect (host);
225 Host_Error ("CL_Connect: connect failed\n");
226 Con_DPrintf ("CL_EstablishConnection: connected to %s\n", host);
228 cls.demonum = -1; // not in the demo loop now
229 cls.state = ca_connected;
230 cls.signon = 0; // need all the signon messages before playing
240 static void CL_PrintEntities_f (void)
246 for (i = 0, ent = cl_entities;i < cl_num_entities;i++, ent++)
248 if (!ent->state_current.active)
251 if (ent->render.model)
252 strncpy(name, ent->render.model->name, 25);
254 strcpy(name, "--no model--");
256 for (j = strlen(name);j < 25;j++)
258 Con_Printf ("%3i: %s:%04i (%5i %5i %5i) [%3i %3i %3i] %4.2f %5.3f\n", i, name, ent->render.frame, (int) ent->render.origin[0], (int) ent->render.origin[1], (int) ent->render.origin[2], (int) ent->render.angles[0] % 360, (int) ent->render.angles[1] % 360, (int) ent->render.angles[2] % 360, ent->render.scale, ent->render.alpha);
262 static const vec3_t nomodelmins = {-16, -16, -16};
263 static const vec3_t nomodelmaxs = {16, 16, 16};
264 void CL_BoundingBoxForEntity(entity_render_t *ent)
268 if (ent->angles[0] || ent->angles[2])
271 VectorAdd(ent->origin, ent->model->rotatedmins, ent->mins);
272 VectorAdd(ent->origin, ent->model->rotatedmaxs, ent->maxs);
274 else if (ent->angles[1])
277 VectorAdd(ent->origin, ent->model->yawmins, ent->mins);
278 VectorAdd(ent->origin, ent->model->yawmaxs, ent->maxs);
282 VectorAdd(ent->origin, ent->model->normalmins, ent->mins);
283 VectorAdd(ent->origin, ent->model->normalmaxs, ent->maxs);
288 VectorAdd(ent->origin, nomodelmins, ent->mins);
289 VectorAdd(ent->origin, nomodelmaxs, ent->maxs);
293 void CL_LerpUpdate(entity_t *e)
295 entity_persistent_t *p;
300 if (p->modelindex != e->state_current.modelindex)
302 // reset all interpolation information
303 p->modelindex = e->state_current.modelindex;
304 p->frame1 = p->frame2 = e->state_current.frame;
305 p->frame1time = p->frame2time = cl.time;
308 else if (p->frame2 != e->state_current.frame)
310 // transition to new frame
311 p->frame1 = p->frame2;
312 p->frame1time = p->frame2time;
313 p->frame2 = e->state_current.frame;
314 p->frame2time = cl.time;
320 p->framelerp = (cl.time - p->frame2time) * 10;
321 p->framelerp = bound(0, p->framelerp, 1);
324 r->model = cl.model_precache[e->state_current.modelindex];
325 Mod_CheckLoaded(r->model);
326 r->frame = e->state_current.frame;
327 r->frame1 = p->frame1;
328 r->frame2 = p->frame2;
329 r->framelerp = p->framelerp;
330 r->frame1time = p->frame1time;
331 r->frame2time = p->frame2time;
338 Determines the fraction between the last two messages that the objects
342 static float CL_LerpPoint (void)
346 // dropped packet, or start of demo
347 if (cl.mtime[1] < cl.mtime[0] - 0.1)
348 cl.mtime[1] = cl.mtime[0] - 0.1;
350 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
352 // LordHavoc: lerp in listen games as the server is being capped below the client (usually)
353 f = cl.mtime[0] - cl.mtime[1];
354 if (!f || cl_nolerp.integer || cls.timedemo || (sv.active && svs.maxclients == 1))
356 cl.time = cl.mtime[0];
360 f = (cl.time - cl.mtime[1]) / f;
361 return bound(0, f, 1);
364 void CL_ClearTempEntities (void)
366 cl_num_temp_entities = 0;
369 entity_t *CL_NewTempEntity (void)
373 if (r_refdef.numentities >= r_refdef.maxentities)
375 if (cl_num_temp_entities >= cl_max_temp_entities)
377 ent = &cl_temp_entities[cl_num_temp_entities++];
378 memset (ent, 0, sizeof(*ent));
379 r_refdef.entities[r_refdef.numentities++] = &ent->render;
381 ent->render.colormap = -1; // no special coloring
382 ent->render.scale = 1;
383 ent->render.alpha = 1;
387 void CL_AllocDlight (entity_render_t *ent, vec3_t org, float radius, float red, float green, float blue, float decay, float lifetime)
393 // first look for an exact key match
397 for (i = 0;i < MAX_DLIGHTS;i++, dl++)
403 // then look for anything else
405 for (i = 0;i < MAX_DLIGHTS;i++, dl++)
409 // unable to find one
413 //Con_Printf("dlight %i : %f %f %f : %f %f %f\n", i, org[0], org[1], org[2], red * radius, green * radius, blue * radius);
414 memset (dl, 0, sizeof(*dl));
416 VectorCopy(org, dl->origin);
419 dl->color[1] = green;
423 dl->die = cl.time + lifetime;
428 void CL_DecayLights (void)
434 time = cl.time - cl.oldtime;
437 for (i=0 ; i<MAX_DLIGHTS ; i++, dl++)
441 if (dl->die < cl.time)
447 dl->radius -= time*dl->decay;
453 void CL_RelinkWorld (void)
455 if (cl_num_entities < 1)
457 cl_brushmodel_entities[cl_num_brushmodel_entities++] = &cl_entities[0].render;
458 CL_BoundingBoxForEntity(&cl_entities[0].render);
461 static void CL_RelinkStaticEntities(void)
464 for (i = 0;i < cl_num_static_entities && r_refdef.numentities < r_refdef.maxentities;i++)
466 Mod_CheckLoaded(cl_static_entities[i].render.model);
467 r_refdef.entities[r_refdef.numentities++] = &cl_static_entities[i].render;
476 extern qboolean Nehahrademcompatibility;
477 static void CL_RelinkNetworkEntities(void)
480 int i, effects, temp;
481 float d, bobjrotate, bobjoffset, lerp;
482 vec3_t oldorg, neworg, delta, dlightcolor, v, v2, mins, maxs;
484 bobjrotate = ANGLEMOD(100*cl.time);
485 if (cl_itembobheight.value)
486 bobjoffset = (cos(cl.time * cl_itembobspeed.value * (2.0 * M_PI)) + 1.0) * 0.5 * cl_itembobheight.value;
490 // start on the entity after the world
491 for (i = 1, ent = cl_entities + 1;i < MAX_EDICTS;i++, ent++)
493 // if the object isn't active in the current network frame, skip it
494 if (!cl_entities_active[i])
496 if (!ent->state_current.active)
498 cl_entities_active[i] = false;
502 VectorCopy(ent->persistent.trail_origin, oldorg);
504 if (!ent->state_previous.active)
506 // only one state available
507 VectorCopy (ent->persistent.neworigin, neworg);
508 VectorCopy (ent->persistent.newangles, ent->render.angles);
509 VectorCopy (neworg, oldorg);
513 // if the delta is large, assume a teleport and don't lerp
514 VectorSubtract(ent->persistent.neworigin, ent->persistent.oldorigin, delta);
515 if (ent->persistent.lerpdeltatime > 0)
517 lerp = (cl.time - ent->persistent.lerpstarttime) / ent->persistent.lerpdeltatime;
520 // interpolate the origin and angles
521 VectorMA(ent->persistent.oldorigin, lerp, delta, neworg);
522 VectorSubtract(ent->persistent.newangles, ent->persistent.oldangles, delta);
523 if (delta[0] < -180) delta[0] += 360;else if (delta[0] >= 180) delta[0] -= 360;
524 if (delta[1] < -180) delta[1] += 360;else if (delta[1] >= 180) delta[1] -= 360;
525 if (delta[2] < -180) delta[2] += 360;else if (delta[2] >= 180) delta[2] -= 360;
526 VectorMA(ent->persistent.oldangles, lerp, delta, ent->render.angles);
531 VectorCopy (ent->persistent.neworigin, neworg);
532 VectorCopy (ent->persistent.newangles, ent->render.angles);
538 VectorCopy (ent->persistent.neworigin, neworg);
539 VectorCopy (ent->persistent.newangles, ent->render.angles);
543 VectorCopy (neworg, ent->persistent.trail_origin);
544 // persistent.modelindex will be updated by CL_LerpUpdate
545 if (ent->state_current.modelindex != ent->persistent.modelindex || !ent->state_previous.active)
546 VectorCopy(neworg, oldorg);
548 VectorCopy (neworg, ent->render.origin);
549 ent->render.flags = ent->state_current.flags;
550 if (i == cl.viewentity)
551 ent->render.flags |= RENDER_EXTERIORMODEL;
552 ent->render.effects = effects = ent->state_current.effects;
553 if (ent->state_current.flags & RENDER_COLORMAPPED)
554 ent->render.colormap = ent->state_current.colormap;
555 else if (cl.scores == NULL || !ent->state_current.colormap)
556 ent->render.colormap = -1; // no special coloring
558 ent->render.colormap = cl.scores[ent->state_current.colormap - 1].colors; // color it
559 ent->render.skinnum = ent->state_current.skin;
560 ent->render.alpha = ent->state_current.alpha * (1.0f / 255.0f); // FIXME: interpolate?
561 ent->render.scale = ent->state_current.scale * (1.0f / 16.0f); // FIXME: interpolate?
563 // update interpolation info
566 // handle effects now...
571 // LordHavoc: if the entity has no effects, don't check each
574 if (effects & EF_BRIGHTFIELD)
576 if (gamemode == GAME_NEXIUZ)
578 dlightcolor[0] += 100.0f;
579 dlightcolor[1] += 200.0f;
580 dlightcolor[2] += 400.0f;
581 // don't do trail if we have no previous location
582 if (ent->state_previous.active)
583 CL_RocketTrail (oldorg, neworg, 8, ent);
586 CL_EntityParticles (ent);
588 if (effects & EF_MUZZLEFLASH)
589 ent->persistent.muzzleflash = 100.0f;
590 if (effects & EF_DIMLIGHT)
592 dlightcolor[0] += 200.0f;
593 dlightcolor[1] += 200.0f;
594 dlightcolor[2] += 200.0f;
596 if (effects & EF_BRIGHTLIGHT)
598 dlightcolor[0] += 400.0f;
599 dlightcolor[1] += 400.0f;
600 dlightcolor[2] += 400.0f;
602 // LordHavoc: added EF_RED and EF_BLUE
603 if (effects & EF_RED) // red
605 dlightcolor[0] += 200.0f;
606 dlightcolor[1] += 20.0f;
607 dlightcolor[2] += 20.0f;
609 if (effects & EF_BLUE) // blue
611 dlightcolor[0] += 20.0f;
612 dlightcolor[1] += 20.0f;
613 dlightcolor[2] += 200.0f;
615 if (effects & EF_FLAME)
617 if (ent->render.model)
619 mins[0] = neworg[0] - 16.0f;
620 mins[1] = neworg[1] - 16.0f;
621 mins[2] = neworg[2] - 16.0f;
622 maxs[0] = neworg[0] + 16.0f;
623 maxs[1] = neworg[1] + 16.0f;
624 maxs[2] = neworg[2] + 16.0f;
625 // how many flames to make
626 temp = (int) (cl.time * 300) - (int) (cl.oldtime * 300);
627 CL_FlameCube(mins, maxs, temp);
629 d = lhrandom(200, 250);
630 dlightcolor[0] += d * 1.0f;
631 dlightcolor[1] += d * 0.7f;
632 dlightcolor[2] += d * 0.3f;
634 if (effects & EF_STARDUST)
636 if (ent->render.model)
638 mins[0] = neworg[0] - 16.0f;
639 mins[1] = neworg[1] - 16.0f;
640 mins[2] = neworg[2] - 16.0f;
641 maxs[0] = neworg[0] + 16.0f;
642 maxs[1] = neworg[1] + 16.0f;
643 maxs[2] = neworg[2] + 16.0f;
644 // how many particles to make
645 temp = (int) (cl.time * 200) - (int) (cl.oldtime * 200);
646 CL_Stardust(mins, maxs, temp);
649 dlightcolor[0] += d * 1.0f;
650 dlightcolor[1] += d * 0.7f;
651 dlightcolor[2] += d * 0.3f;
655 if (ent->persistent.muzzleflash > 0)
657 AngleVectors (ent->render.angles, v, NULL, NULL);
659 v2[0] = v[0] * 18 + neworg[0];
660 v2[1] = v[1] * 18 + neworg[1];
661 v2[2] = v[2] * 18 + neworg[2] + 16;
662 CL_TraceLine(neworg, v2, v, NULL, 0, true, NULL);
664 CL_AllocDlight (NULL, v, ent->persistent.muzzleflash, 1, 1, 1, 0, 0);
665 ent->persistent.muzzleflash -= cl.frametime * 1000;
668 // LordHavoc: if the model has no flags, don't check each
669 if (ent->render.model && ent->render.model->flags)
671 if (ent->render.model->flags & EF_ROTATE)
673 ent->render.angles[1] = bobjrotate;
674 ent->render.origin[2] += bobjoffset;
676 // only do trails if present in the previous frame as well
677 if (ent->state_previous.active)
679 if (ent->render.model->flags & EF_GIB)
680 CL_RocketTrail (oldorg, neworg, 2, ent);
681 else if (ent->render.model->flags & EF_ZOMGIB)
682 CL_RocketTrail (oldorg, neworg, 4, ent);
683 else if (ent->render.model->flags & EF_TRACER)
685 CL_RocketTrail (oldorg, neworg, 3, ent);
686 dlightcolor[0] += 0x10;
687 dlightcolor[1] += 0x40;
688 dlightcolor[2] += 0x10;
690 else if (ent->render.model->flags & EF_TRACER2)
692 CL_RocketTrail (oldorg, neworg, 5, ent);
693 dlightcolor[0] += 0x50;
694 dlightcolor[1] += 0x30;
695 dlightcolor[2] += 0x10;
697 else if (ent->render.model->flags & EF_ROCKET)
699 CL_RocketTrail (oldorg, ent->render.origin, 0, ent);
700 dlightcolor[0] += 200.0f;
701 dlightcolor[1] += 160.0f;
702 dlightcolor[2] += 80.0f;
704 else if (ent->render.model->flags & EF_GRENADE)
706 if (ent->render.alpha == -1) // LordHavoc: Nehahra dem compatibility (cigar smoke)
707 CL_RocketTrail (oldorg, neworg, 7, ent);
709 CL_RocketTrail (oldorg, neworg, 1, ent);
711 else if (ent->render.model->flags & EF_TRACER3)
713 CL_RocketTrail (oldorg, neworg, 6, ent);
714 dlightcolor[0] += 0x50;
715 dlightcolor[1] += 0x20;
716 dlightcolor[2] += 0x40;
720 // LordHavoc: customizable glow
721 if (ent->state_current.glowsize)
723 // * 4 for the expansion from 0-255 to 0-1023 range,
724 // / 255 to scale down byte colors
725 VectorMA(dlightcolor, ent->state_current.glowsize * (4.0f / 255.0f), (qbyte *)&palette_complete[ent->state_current.glowcolor], dlightcolor);
727 // LordHavoc: customizable trail
728 if (ent->render.flags & RENDER_GLOWTRAIL)
729 CL_RocketTrail2 (oldorg, neworg, ent->state_current.glowcolor, ent);
731 if (dlightcolor[0] || dlightcolor[1] || dlightcolor[2])
733 VectorCopy(neworg, v);
734 // hack to make glowing player light shine on their gun
735 if (i == cl.viewentity/* && !chase_active.integer*/)
737 CL_AllocDlight (&ent->render, v, 1, dlightcolor[0], dlightcolor[1], dlightcolor[2], 0, 0);
740 if (chase_active.integer && (ent->render.flags & RENDER_VIEWMODEL))
743 // don't show entities with no modelindex (note: this still shows
744 // entities which have a modelindex that resolved to a NULL model)
745 if (!ent->state_current.modelindex)
747 if (effects & EF_NODRAW)
750 CL_BoundingBoxForEntity(&ent->render);
751 if (ent->render.model && ent->render.model->name[0] == '*' && ent->render.model->type == mod_brush)
752 cl_brushmodel_entities[cl_num_brushmodel_entities++] = &ent->render;
754 // note: the cl.viewentity and intermission check is to hide player
755 // shadow during intermission and during the Nehahra movie and
756 // Nehahra cinematics
757 if (!(ent->state_current.effects & EF_NOSHADOW)
758 && !(ent->state_current.effects & EF_ADDITIVE)
759 && (ent->state_current.alpha == 255)
760 && !(ent->render.flags & RENDER_VIEWMODEL)
761 && (i != cl.viewentity || (!cl.intermission && !Nehahrademcompatibility)))
762 ent->render.flags |= RENDER_SHADOW;
764 if (r_refdef.numentities < r_refdef.maxentities)
765 r_refdef.entities[r_refdef.numentities++] = &ent->render;
767 if (cl_num_entities < i + 1)
768 cl_num_entities = i + 1;
772 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
776 if (!modelindex) // sanity check
778 for (i = 0, e = cl_effects;i < cl_max_effects;i++, e++)
783 VectorCopy(org, e->origin);
784 e->modelindex = modelindex;
785 e->starttime = cl.time;
786 e->startframe = startframe;
787 e->endframe = startframe + framecount;
788 e->framerate = framerate;
791 e->frame1time = cl.time;
792 e->frame2time = cl.time;
797 static void CL_RelinkEffects(void)
804 for (i = 0, e = cl_effects;i < cl_max_effects;i++, e++)
808 frame = (cl.time - e->starttime) * e->framerate + e->startframe;
810 if (intframe < 0 || intframe >= e->endframe)
813 memset(e, 0, sizeof(*e));
817 if (intframe != e->frame)
820 e->frame1time = e->frame2time;
821 e->frame2time = cl.time;
824 // if we're drawing effects, get a new temp entity
825 // (NewTempEntity adds it to the render entities list for us)
826 if (r_draweffects.integer && (ent = CL_NewTempEntity()))
828 // interpolation stuff
829 ent->render.frame1 = intframe;
830 ent->render.frame2 = intframe + 1;
831 if (ent->render.frame2 >= e->endframe)
832 ent->render.frame2 = -1; // disappear
833 ent->render.framelerp = frame - intframe;
834 ent->render.frame1time = e->frame1time;
835 ent->render.frame2time = e->frame2time;
838 VectorCopy(e->origin, ent->render.origin);
839 ent->render.model = cl.model_precache[e->modelindex];
840 ent->render.frame = ent->render.frame2;
841 ent->render.colormap = -1; // no special coloring
842 ent->render.scale = 1;
843 ent->render.alpha = 1;
845 CL_BoundingBoxForEntity(&ent->render);
851 void CL_RelinkBeams (void)
861 for (i = 0, b = cl_beams;i < cl_max_beams;i++, b++)
863 if (!b->model || b->endtime < cl.time)
866 // if coming from the player, update the start position
867 //if (b->entity == cl.viewentity)
868 // VectorCopy (cl_entities[cl.viewentity].render.origin, b->start);
869 if (b->entity && cl_entities[b->entity].state_current.active)
871 VectorCopy (cl_entities[b->entity].render.origin, b->start);
875 // calculate pitch and yaw
876 VectorSubtract (b->end, b->start, dist);
878 if (dist[1] == 0 && dist[0] == 0)
888 yaw = (int) (atan2(dist[1], dist[0]) * 180 / M_PI);
892 forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
893 pitch = (int) (atan2(dist[2], forward) * 180 / M_PI);
898 // add new entities for the lightning
899 VectorCopy (b->start, org);
900 d = VectorNormalizeLength(dist);
903 ent = CL_NewTempEntity ();
906 VectorCopy (org, ent->render.origin);
907 ent->render.model = b->model;
908 ent->render.effects = EF_FULLBRIGHT;
909 ent->render.angles[0] = pitch;
910 ent->render.angles[1] = yaw;
911 ent->render.angles[2] = rand()%360;
912 CL_BoundingBoxForEntity(&ent->render);
913 VectorMA(org, 30, dist, org);
919 void CL_LerpPlayer(float frac)
924 if (cl.entitydatabase.numframes && cl.viewentity == cl.playerentity)
926 cl.viewentorigin[0] = cl.viewentoriginold[0] + frac * (cl.viewentoriginnew[0] - cl.viewentoriginold[0]);
927 cl.viewentorigin[1] = cl.viewentoriginold[1] + frac * (cl.viewentoriginnew[1] - cl.viewentoriginold[1]);
928 cl.viewentorigin[2] = cl.viewentoriginold[2] + frac * (cl.viewentoriginnew[2] - cl.viewentoriginold[2]);
931 VectorCopy (cl_entities[cl.viewentity].render.origin, cl.viewentorigin);
933 cl.viewzoom = cl.viewzoomold + frac * (cl.viewzoomnew - cl.viewzoomold);
935 for (i = 0;i < 3;i++)
936 cl.velocity[i] = cl.mvelocity[1][i] + frac * (cl.mvelocity[0][i] - cl.mvelocity[1][i]);
938 if (cls.demoplayback)
940 // interpolate the angles
941 for (i = 0;i < 3;i++)
943 d = cl.mviewangles[0][i] - cl.mviewangles[1][i];
948 cl.viewangles[i] = cl.mviewangles[1][i] + frac * d;
953 void CL_RelinkEntities (void)
957 // fraction from previous network update to current
958 frac = CL_LerpPoint();
960 CL_ClearTempEntities();
963 CL_RelinkStaticEntities();
964 CL_RelinkNetworkEntities();
977 Read all incoming data from the server
980 int CL_ReadFromServer (void)
984 cl.oldtime = cl.time;
985 cl.time += cl.frametime;
990 ret = CL_GetMessage ();
992 Host_Error ("CL_ReadFromServer: lost server connection");
996 cl.last_received_message = realtime;
998 if (cl_shownet.integer)
1001 CL_ParseServerMessage ();
1003 while (ret && cls.state == ca_connected);
1008 r_refdef.numentities = 0;
1009 cl_num_entities = 0;
1010 cl_num_brushmodel_entities = 0;
1012 if (cls.state == ca_connected && cls.signon == SIGNONS)
1014 CL_RelinkEntities ();
1016 // run cgame code (which can add more entities)
1021 // bring the links up to date
1031 void CL_SendCmd (void)
1035 if (cls.state != ca_connected)
1038 if (cls.signon == SIGNONS)
1040 // get basic movement from keyboard
1043 IN_PreMove(); // OS independent code
1045 // allow mice or other external controllers to add to the move
1048 IN_PostMove(); // OS independent code
1050 // send the unreliable message
1053 #ifndef NOROUTINGFIX
1054 else if (cls.signon == 0 && !cls.demoplayback)
1056 // LordHavoc: fix for NAT routing of netquake:
1057 // bounce back a clc_nop message to the newly allocated server port,
1058 // to establish a routing connection for incoming frames,
1059 // the server waits for this before sending anything
1060 if (realtime > cl.sendnoptime)
1062 cl.sendnoptime = realtime + 3;
1063 Con_DPrintf("sending clc_nop to get server's attention\n");
1070 MSG_WriteByte(&buf, clc_nop);
1071 if (NET_SendUnreliableMessage (cls.netcon, &buf) == -1)
1073 Con_Printf ("CL_SendCmd: lost server connection\n");
1081 if (cls.demoplayback)
1083 SZ_Clear (&cls.message);
1087 // send the reliable message
1088 if (!cls.message.cursize)
1089 return; // no message at all
1091 if (!NET_CanSendMessage (cls.netcon))
1093 Con_DPrintf ("CL_WriteToServer: can't send\n");
1094 if (developer.integer)
1095 SZ_HexDumpToConsole(&cls.message);
1099 if (NET_SendMessage (cls.netcon, &cls.message) == -1)
1100 Host_Error ("CL_WriteToServer: lost server connection");
1102 SZ_Clear (&cls.message);
1105 // LordHavoc: pausedemo command
1106 static void CL_PauseDemo_f (void)
1108 cls.demopaused = !cls.demopaused;
1110 Con_Printf("Demo paused\n");
1112 Con_Printf("Demo unpaused\n");
1116 ======================
1118 LordHavoc: Intended for Nehahra, I personally think this is dumb, but Mindcrime won't listen.
1119 ======================
1121 static void CL_PModel_f (void)
1126 if (Cmd_Argc () == 1)
1128 Con_Printf ("\"pmodel\" is \"%s\"\n", cl_pmodel.string);
1131 i = atoi(Cmd_Argv(1));
1133 if (cmd_source == src_command)
1135 if (cl_pmodel.integer == i)
1137 Cvar_SetValue ("_cl_pmodel", i);
1138 if (cls.state == ca_connected)
1139 Cmd_ForwardToServer ();
1143 host_client->pmodel = i;
1144 if ((val = GETEDICTFIELDVALUE(host_client->edict, eval_pmodel)))
1149 ======================
1151 ======================
1153 static void CL_Fog_f (void)
1155 if (Cmd_Argc () == 1)
1157 Con_Printf ("\"fog\" is \"%f %f %f %f\"\n", fog_density, fog_red, fog_green, fog_blue);
1160 fog_density = atof(Cmd_Argv(1));
1161 fog_red = atof(Cmd_Argv(2));
1162 fog_green = atof(Cmd_Argv(3));
1163 fog_blue = atof(Cmd_Argv(4));
1173 cl_scores_mempool = Mem_AllocPool("client player info");
1174 cl_entities_mempool = Mem_AllocPool("client entities");
1175 cl_refdef_mempool = Mem_AllocPool("refdef");
1177 memset(&r_refdef, 0, sizeof(r_refdef));
1178 // max entities sent to renderer per frame
1179 r_refdef.maxentities = MAX_EDICTS + 256 + 512;
1180 r_refdef.entities = Mem_Alloc(cl_refdef_mempool, sizeof(entity_render_t *) * r_refdef.maxentities);
1181 // 256k drawqueue buffer
1182 r_refdef.maxdrawqueuesize = 256 * 1024;
1183 r_refdef.drawqueue = Mem_Alloc(cl_refdef_mempool, r_refdef.maxdrawqueuesize);
1185 SZ_Alloc (&cls.message, 1024, "cls.message");
1191 // register our commands
1193 Cvar_RegisterVariable (&cl_name);
1194 Cvar_RegisterVariable (&cl_color);
1195 if (gamemode == GAME_NEHAHRA)
1196 Cvar_RegisterVariable (&cl_pmodel);
1197 Cvar_RegisterVariable (&cl_upspeed);
1198 Cvar_RegisterVariable (&cl_forwardspeed);
1199 Cvar_RegisterVariable (&cl_backspeed);
1200 Cvar_RegisterVariable (&cl_sidespeed);
1201 Cvar_RegisterVariable (&cl_movespeedkey);
1202 Cvar_RegisterVariable (&cl_yawspeed);
1203 Cvar_RegisterVariable (&cl_pitchspeed);
1204 Cvar_RegisterVariable (&cl_anglespeedkey);
1205 Cvar_RegisterVariable (&cl_shownet);
1206 Cvar_RegisterVariable (&cl_nolerp);
1207 Cvar_RegisterVariable (&lookspring);
1208 Cvar_RegisterVariable (&lookstrafe);
1209 Cvar_RegisterVariable (&sensitivity);
1210 Cvar_RegisterVariable (&freelook);
1212 Cvar_RegisterVariable (&m_pitch);
1213 Cvar_RegisterVariable (&m_yaw);
1214 Cvar_RegisterVariable (&m_forward);
1215 Cvar_RegisterVariable (&m_side);
1217 Cvar_RegisterVariable (&cl_itembobspeed);
1218 Cvar_RegisterVariable (&cl_itembobheight);
1220 Cmd_AddCommand ("entities", CL_PrintEntities_f);
1221 Cmd_AddCommand ("disconnect", CL_Disconnect_f);
1222 Cmd_AddCommand ("record", CL_Record_f);
1223 Cmd_AddCommand ("stop", CL_Stop_f);
1224 Cmd_AddCommand ("playdemo", CL_PlayDemo_f);
1225 Cmd_AddCommand ("timedemo", CL_TimeDemo_f);
1227 Cmd_AddCommand ("fog", CL_Fog_f);
1229 // LordHavoc: added pausedemo
1230 Cmd_AddCommand ("pausedemo", CL_PauseDemo_f);
1231 if (gamemode == GAME_NEHAHRA)
1232 Cmd_AddCommand ("pmodel", CL_PModel_f);
1234 Cvar_RegisterVariable(&r_draweffects);
1235 Cvar_RegisterVariable(&cl_explosions);
1236 Cvar_RegisterVariable(&cl_stainmaps);
1239 CL_Particles_Init();