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 // view.c -- player eye positioning
23 #include "cl_collision.h"
25 void CL_VM_UpdateDmgGlobals (int dmg_take, int dmg_save, vec3_t dmg_origin);
29 The view is allowed to move slightly from it's true position for bobbing,
30 but if it exceeds 8 pixels linear distance (spherical, not box), the list of
31 entities sent from the server may not include everything in the pvs, especially
32 when crossing a water boudnary.
36 cvar_t cl_rollspeed = {0, "cl_rollspeed", "200", "how much strafing is necessary to tilt the view"};
37 cvar_t cl_rollangle = {0, "cl_rollangle", "2.0", "how much to tilt the view when strafing"};
39 cvar_t cl_bob = {CVAR_SAVE, "cl_bob","0.02", "view bobbing amount"};
40 cvar_t cl_bobcycle = {CVAR_SAVE, "cl_bobcycle","0.6", "view bobbing speed"};
41 cvar_t cl_bobup = {CVAR_SAVE, "cl_bobup","0.5", "view bobbing adjustment that makes the up or down swing of the bob last longer"};
43 cvar_t cl_bobmodel = {CVAR_SAVE, "cl_bobmodel", "1", "enables gun bobbing"};
44 cvar_t cl_bobmodel_side = {CVAR_SAVE, "cl_bobmodel_side", "0.15", "gun bobbing sideways sway amount"};
45 cvar_t cl_bobmodel_up = {CVAR_SAVE, "cl_bobmodel_up", "0.06", "gun bobbing upward movement amount"};
46 cvar_t cl_bobmodel_speed = {CVAR_SAVE, "cl_bobmodel_speed", "7", "gun bobbing speed"};
48 cvar_t cl_leanmodel_side = {CVAR_SAVE, "cl_leanmodel_side", "1", "enables gun leaning sideways"};
49 cvar_t cl_leanmodel_side_speed = {CVAR_SAVE, "cl_leanmodel_side_speed", "1", "gun leaning sideways speed"};
50 cvar_t cl_leanmodel_side_limit = {CVAR_SAVE, "cl_leanmodel_side_limit", "35", "gun leaning sideways limit"};
51 cvar_t cl_leanmodel_side_highpass1 = {CVAR_SAVE, "cl_leanmodel_side_highpass1", "5", "gun leaning sideways pre-highpass in 1/s"};
52 cvar_t cl_leanmodel_side_highpass = {CVAR_SAVE, "cl_leanmodel_side_highpass", "15", "gun leaning sideways highpass in 1/s"};
53 cvar_t cl_leanmodel_side_lowpass = {CVAR_SAVE, "cl_leanmodel_side_lowpass", "30", "gun leaning sideways lowpass in 1/s"};
54 cvar_t cl_leanmodel_up = {CVAR_SAVE, "cl_leanmodel_up", "1", "enables gun leaning upward"};
55 cvar_t cl_leanmodel_up_speed = {CVAR_SAVE, "cl_leanmodel_up_speed", "1", "gun leaning upward speed"};
56 cvar_t cl_leanmodel_up_limit = {CVAR_SAVE, "cl_leanmodel_up_limit", "25", "gun leaning upward limit"};
57 cvar_t cl_leanmodel_up_highpass1 = {CVAR_SAVE, "cl_leanmodel_up_highpass1", "5", "gun leaning upward pre-highpass in 1/s"};
58 cvar_t cl_leanmodel_up_highpass = {CVAR_SAVE, "cl_leanmodel_up_highpass", "15", "gun leaning upward highpass in 1/s"};
59 cvar_t cl_leanmodel_up_lowpass = {CVAR_SAVE, "cl_leanmodel_up_lowpass", "30", "gun leaning upward lowpass in 1/s"};
61 cvar_t cl_followmodel_side = {CVAR_SAVE, "cl_followmodel_side", "1", "enables gun following sideways"};
62 cvar_t cl_followmodel_side_speed = {CVAR_SAVE, "cl_followmodel_side_speed", "1", "gun following sideways speed"};
63 cvar_t cl_followmodel_side_limit = {CVAR_SAVE, "cl_followmodel_side_limit", "4", "gun following sideways limit"};
64 cvar_t cl_followmodel_side_highpass1 = {CVAR_SAVE, "cl_followmodel_side_highpass1", "5", "gun following sideways pre-highpass in 1/s"};
65 cvar_t cl_followmodel_side_highpass = {CVAR_SAVE, "cl_followmodel_side_highpass", "15", "gun following sideways highpass in 1/s"};
66 cvar_t cl_followmodel_side_lowpass = {CVAR_SAVE, "cl_followmodel_side_lowpass", "30", "gun following sideways lowpass in 1/s"};
67 cvar_t cl_followmodel_up = {CVAR_SAVE, "cl_followmodel_up", "1", "enables gun following upward"};
68 cvar_t cl_followmodel_up_speed = {CVAR_SAVE, "cl_followmodel_up_speed", "1", "gun following upward speed"};
69 cvar_t cl_followmodel_up_limit = {CVAR_SAVE, "cl_followmodel_up_limit", "2", "gun following upward limit"};
70 cvar_t cl_followmodel_up_highpass1 = {CVAR_SAVE, "cl_followmodel_up_highpass1", "5", "gun following upward pre-highpass in 1/s"};
71 cvar_t cl_followmodel_up_highpass = {CVAR_SAVE, "cl_followmodel_up_highpass", "15", "gun following upward highpass in 1/s"};
72 cvar_t cl_followmodel_up_lowpass = {CVAR_SAVE, "cl_followmodel_up_lowpass", "30", "gun following upward lowpass in 1/s"};
74 cvar_t cl_viewmodel_scale = {0, "cl_viewmodel_scale", "1", "changes size of gun model, lower values prevent poking into walls but cause strange artifacts on lighting and especially r_stereo/vid_stereobuffer options where the size of the gun becomes visible"};
76 cvar_t v_kicktime = {0, "v_kicktime", "0.5", "how long a view kick from damage lasts"};
77 cvar_t v_kickroll = {0, "v_kickroll", "0.6", "how much a view kick from damage rolls your view"};
78 cvar_t v_kickpitch = {0, "v_kickpitch", "0.6", "how much a view kick from damage pitches your view"};
80 cvar_t v_iyaw_cycle = {0, "v_iyaw_cycle", "2", "v_idlescale yaw speed"};
81 cvar_t v_iroll_cycle = {0, "v_iroll_cycle", "0.5", "v_idlescale roll speed"};
82 cvar_t v_ipitch_cycle = {0, "v_ipitch_cycle", "1", "v_idlescale pitch speed"};
83 cvar_t v_iyaw_level = {0, "v_iyaw_level", "0.3", "v_idlescale yaw amount"};
84 cvar_t v_iroll_level = {0, "v_iroll_level", "0.1", "v_idlescale roll amount"};
85 cvar_t v_ipitch_level = {0, "v_ipitch_level", "0.3", "v_idlescale pitch amount"};
87 cvar_t v_idlescale = {0, "v_idlescale", "0", "how much of the quake 'drunken view' effect to use"};
89 cvar_t crosshair = {CVAR_SAVE, "crosshair", "0", "selects crosshair to use (0 is none)"};
91 cvar_t v_centermove = {0, "v_centermove", "0.15", "how long before the view begins to center itself (if freelook/+mlook/+jlook/+klook are off)"};
92 cvar_t v_centerspeed = {0, "v_centerspeed","500", "how fast the view centers itself"};
94 cvar_t cl_stairsmoothspeed = {CVAR_SAVE, "cl_stairsmoothspeed", "160", "how fast your view moves upward/downward when running up/down stairs"};
96 cvar_t chase_back = {CVAR_SAVE, "chase_back", "48", "chase cam distance from the player"};
97 cvar_t chase_up = {CVAR_SAVE, "chase_up", "24", "chase cam distance from the player"};
98 cvar_t chase_active = {CVAR_SAVE, "chase_active", "0", "enables chase cam"};
99 cvar_t chase_overhead = {CVAR_SAVE, "chase_overhead", "0", "chase cam looks straight down if this is not zero"};
101 cvar_t chase_stevie = {0, "chase_stevie", "0", "chase cam view from above (used only by GoodVsBad2)"};
103 cvar_t v_deathtilt = {0, "v_deathtilt", "1", "whether to use sideways view when dead"};
104 cvar_t v_deathtiltangle = {0, "v_deathtiltangle", "80", "what roll angle to use when tilting the view while dead"};
106 // Prophecy camera pitchangle by Alexander "motorsep" Zubov
107 cvar_t chase_pitchangle = {CVAR_SAVE, "chase_pitchangle", "55", "chase cam pitch angle"};
109 float v_dmg_time, v_dmg_roll, v_dmg_pitch;
116 Used by view and sv_user
119 float V_CalcRoll (vec3_t angles, vec3_t velocity)
126 AngleVectors (angles, NULL, right, NULL);
127 side = DotProduct (velocity, right);
128 sign = side < 0 ? -1 : 1;
131 value = cl_rollangle.value;
133 if (side < cl_rollspeed.value)
134 side = side * value / cl_rollspeed.value;
142 void V_StartPitchDrift (void)
144 if (cl.laststop == cl.time)
145 return; // something else is keeping it from drifting
147 if (cl.nodrift || !cl.pitchvel)
149 cl.pitchvel = v_centerspeed.value;
155 void V_StopPitchDrift (void)
157 cl.laststop = cl.time;
166 Moves the client pitch angle towards cl.idealpitch sent by the server.
168 If the user is adjusting pitch manually, either with lookup/lookdown,
169 mlook and mouse, or klook and keyboard, pitch drifting is constantly stopped.
171 Drifting is enabled when the center view key is hit, mlook is released and
172 lookspring is non 0, or when
175 void V_DriftPitch (void)
179 if (noclip_anglehack || !cl.onground || cls.demoplayback )
186 // don't count small mouse motion
189 if ( fabs(cl.cmd.forwardmove) < cl_forwardspeed.value)
192 cl.driftmove += cl.realframetime;
194 if ( cl.driftmove > v_centermove.value)
196 V_StartPitchDrift ();
201 delta = cl.idealpitch - cl.viewangles[PITCH];
209 move = cl.realframetime * cl.pitchvel;
210 cl.pitchvel += cl.realframetime * v_centerspeed.value;
219 cl.viewangles[PITCH] += move;
228 cl.viewangles[PITCH] -= move;
234 ==============================================================================
238 ==============================================================================
247 void V_ParseDamage (void)
251 //vec3_t forward, right;
257 armor = MSG_ReadByte ();
258 blood = MSG_ReadByte ();
259 MSG_ReadVector(from, cls.protocol);
261 // Send the Dmg Globals to CSQC
262 CL_VM_UpdateDmgGlobals(blood, armor, from);
264 count = blood*0.5 + armor*0.5;
268 cl.faceanimtime = cl.time + 0.2; // put sbar face into pain frame
270 cl.cshifts[CSHIFT_DAMAGE].percent += 3*count;
271 cl.cshifts[CSHIFT_DAMAGE].alphafade = 150;
272 if (cl.cshifts[CSHIFT_DAMAGE].percent < 0)
273 cl.cshifts[CSHIFT_DAMAGE].percent = 0;
274 if (cl.cshifts[CSHIFT_DAMAGE].percent > 150)
275 cl.cshifts[CSHIFT_DAMAGE].percent = 150;
279 cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 200;
280 cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 100;
281 cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 100;
285 cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 220;
286 cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 50;
287 cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 50;
291 cl.cshifts[CSHIFT_DAMAGE].destcolor[0] = 255;
292 cl.cshifts[CSHIFT_DAMAGE].destcolor[1] = 0;
293 cl.cshifts[CSHIFT_DAMAGE].destcolor[2] = 0;
296 // calculate view angle kicks
297 if (cl.entities[cl.viewentity].state_current.active)
299 ent = &cl.entities[cl.viewentity];
300 Matrix4x4_Transform(&ent->render.inversematrix, from, localfrom);
301 VectorNormalize(localfrom);
302 v_dmg_pitch = count * localfrom[0] * v_kickpitch.value;
303 v_dmg_roll = count * localfrom[1] * v_kickroll.value;
304 v_dmg_time = v_kicktime.value;
308 static cshift_t v_cshift;
315 static void V_cshift_f (void)
317 v_cshift.destcolor[0] = atof(Cmd_Argv(1));
318 v_cshift.destcolor[1] = atof(Cmd_Argv(2));
319 v_cshift.destcolor[2] = atof(Cmd_Argv(3));
320 v_cshift.percent = atof(Cmd_Argv(4));
328 When you run over an item, the server sends this command
331 static void V_BonusFlash_f (void)
335 cl.cshifts[CSHIFT_BONUS].destcolor[0] = 215;
336 cl.cshifts[CSHIFT_BONUS].destcolor[1] = 186;
337 cl.cshifts[CSHIFT_BONUS].destcolor[2] = 69;
338 cl.cshifts[CSHIFT_BONUS].percent = 50;
339 cl.cshifts[CSHIFT_BONUS].alphafade = 100;
341 else if(Cmd_Argc() >= 4 && Cmd_Argc() <= 6)
343 cl.cshifts[CSHIFT_BONUS].destcolor[0] = atof(Cmd_Argv(1)) * 255;
344 cl.cshifts[CSHIFT_BONUS].destcolor[1] = atof(Cmd_Argv(2)) * 255;
345 cl.cshifts[CSHIFT_BONUS].destcolor[2] = atof(Cmd_Argv(3)) * 255;
347 cl.cshifts[CSHIFT_BONUS].percent = atof(Cmd_Argv(4)) * 255; // yes, these are HEXADECIMAL percent ;)
349 cl.cshifts[CSHIFT_BONUS].percent = 50;
351 cl.cshifts[CSHIFT_BONUS].alphafade = atof(Cmd_Argv(5)) * 255;
353 cl.cshifts[CSHIFT_BONUS].alphafade = 100;
356 Con_Printf("usage:\nbf, or bf R G B [A [alphafade]]\n");
360 ==============================================================================
364 ==============================================================================
367 extern matrix4x4_t viewmodelmatrix;
369 #include "cl_collision.h"
379 static vec3_t eyeboxmins = {-16, -16, -24};
380 static vec3_t eyeboxmaxs = { 16, 16, 32};
383 static vec_t lowpass(vec_t value, vec_t frac, vec_t *store)
385 frac = bound(0, frac, 1);
386 return (*store = *store * (1 - frac) + value * frac);
389 static vec_t lowpass_limited(vec_t value, vec_t frac, vec_t limit, vec_t *store)
391 lowpass(value, frac, store);
392 return (*store = bound(value - limit, *store, value + limit));
395 static vec_t highpass(vec_t value, vec_t frac, vec_t *store)
397 return value - lowpass(value, frac, store);
400 static vec_t highpass_limited(vec_t value, vec_t frac, vec_t limit, vec_t *store)
402 return value - lowpass_limited(value, frac, limit, store);
405 static void lowpass3(vec3_t value, vec_t fracx, vec_t fracy, vec_t fracz, vec3_t store, vec3_t out)
407 out[0] = lowpass(value[0], fracx, &store[0]);
408 out[1] = lowpass(value[1], fracy, &store[1]);
409 out[2] = lowpass(value[2], fracz, &store[2]);
412 static void highpass3(vec3_t value, vec_t fracx, vec_t fracy, vec_t fracz, vec3_t store, vec3_t out)
414 out[0] = highpass(value[0], fracx, &store[0]);
415 out[1] = highpass(value[1], fracy, &store[1]);
416 out[2] = highpass(value[2], fracz, &store[2]);
419 static void highpass3_limited(vec3_t value, vec_t fracx, vec_t limitx, vec_t fracy, vec_t limity, vec_t fracz, vec_t limitz, vec3_t store, vec3_t out)
421 out[0] = highpass_limited(value[0], fracx, limitx, &store[0]);
422 out[1] = highpass_limited(value[1], fracy, limity, &store[1]);
423 out[2] = highpass_limited(value[2], fracz, limitz, &store[2]);
426 void V_CalcRefdef (void)
429 float vieworg[3], viewangles[3], smoothtime;
430 float gunorg[3], gunangles[3];
432 // begin of chase camera bounding box size for proper collisions by Alexander Zubov
433 vec3_t camboxmins = {-3, -3, -3};
434 vec3_t camboxmaxs = {3, 3, 3};
435 // end of chase camera bounding box size for proper collisions by Alexander Zubov
439 viewmodelmatrix = identitymatrix;
440 r_refdef.view.matrix = identitymatrix;
441 if (cls.state == ca_connected && cls.signon == SIGNONS)
443 // ent is the view entity (visible when out of body)
444 ent = &cl.entities[cl.viewentity];
445 // player can look around, so take the origin from the entity,
446 // and the angles from the input system
447 Matrix4x4_OriginFromMatrix(&ent->render.matrix, vieworg);
448 VectorCopy(cl.viewangles, viewangles);
450 // calculate how much time has passed since the last V_CalcRefdef
451 smoothtime = bound(0, cl.time - cl.stairsmoothtime, 0.1);
452 cl.stairsmoothtime = cl.time;
456 v_dmg_time -= bound(0, smoothtime, 0.1);
460 // entity is a fixed camera, just copy the matrix
461 if (cls.protocol == PROTOCOL_QUAKEWORLD)
462 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, cl.qw_intermission_origin[0], cl.qw_intermission_origin[1], cl.qw_intermission_origin[2], cl.qw_intermission_angles[0], cl.qw_intermission_angles[1], cl.qw_intermission_angles[2], 1);
465 r_refdef.view.matrix = ent->render.matrix;
466 Matrix4x4_AdjustOrigin(&r_refdef.view.matrix, 0, 0, cl.stats[STAT_VIEWHEIGHT]);
468 viewmodelmatrix = r_refdef.view.matrix;
472 // smooth stair stepping, but only if onground and enabled
473 if (!cl.onground || cl_stairsmoothspeed.value <= 0)
474 cl.stairsmoothz = vieworg[2];
477 if (cl.stairsmoothz < vieworg[2])
478 vieworg[2] = cl.stairsmoothz = bound(vieworg[2] - 16, cl.stairsmoothz + smoothtime * cl_stairsmoothspeed.value, vieworg[2]);
479 else if (cl.stairsmoothz > vieworg[2])
480 vieworg[2] = cl.stairsmoothz = bound(vieworg[2], cl.stairsmoothz - smoothtime * cl_stairsmoothspeed.value, vieworg[2] + 16);
483 // apply qw weapon recoil effect (this did not work in QW)
484 // TODO: add a cvar to disable this
485 viewangles[PITCH] += cl.qw_weaponkick;
487 // apply the viewofs (even if chasecam is used)
488 vieworg[2] += cl.stats[STAT_VIEWHEIGHT];
490 if (chase_active.value)
492 // observing entity from third person. Added "campitch" by Alexander "motorsep" Zubov
493 vec_t camback, camup, dist, campitch, forward[3], chase_dest[3];
495 camback = chase_back.value;
496 camup = chase_up.value;
497 campitch = chase_pitchangle.value;
499 AngleVectors(viewangles, forward, NULL, NULL);
501 if (chase_overhead.integer)
508 viewangles[PITCH] = 0;
509 AngleVectors(viewangles, forward, NULL, up);
510 // trace a little further so it hits a surface more consistently (to avoid 'snapping' on the edge of the range)
511 chase_dest[0] = vieworg[0] - forward[0] * camback + up[0] * camup;
512 chase_dest[1] = vieworg[1] - forward[1] * camback + up[1] * camup;
513 chase_dest[2] = vieworg[2] - forward[2] * camback + up[2] * camup;
516 //trace = CL_TraceLine(vieworg, eyeboxmins, eyeboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
517 trace = CL_TraceLine(vieworg, camboxmins, camboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
519 //trace = CL_TraceBox(vieworg, eyeboxmins, eyeboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
520 trace = CL_TraceBox(vieworg, camboxmins, camboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
522 VectorCopy(trace.endpos, vieworg);
525 // trace from first person view location to our chosen third person view location
527 trace = CL_TraceLine(vieworg, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
529 trace = CL_TraceBox(vieworg, camboxmins, camboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
531 VectorCopy(trace.endpos, bestvieworg);
533 for (offset[0] = -16;offset[0] <= 16;offset[0] += 8)
535 for (offset[1] = -16;offset[1] <= 16;offset[1] += 8)
537 AngleVectors(viewangles, NULL, NULL, up);
538 chase_dest[0] = vieworg[0] - forward[0] * camback + up[0] * camup + offset[0];
539 chase_dest[1] = vieworg[1] - forward[1] * camback + up[1] * camup + offset[1];
540 chase_dest[2] = vieworg[2] - forward[2] * camback + up[2] * camup + offset[2];
542 trace = CL_TraceLine(vieworg, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
544 trace = CL_TraceBox(vieworg, camboxmins, camboxmaxs, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
546 if (bestvieworg[2] > trace.endpos[2])
547 bestvieworg[2] = trace.endpos[2];
551 VectorCopy(bestvieworg, vieworg);
553 viewangles[PITCH] = campitch;
557 if (gamemode == GAME_GOODVSBAD2 && chase_stevie.integer)
559 // look straight down from high above
560 viewangles[PITCH] = 90;
562 VectorSet(forward, 0, 0, -1);
565 // trace a little further so it hits a surface more consistently (to avoid 'snapping' on the edge of the range)
567 chase_dest[0] = vieworg[0] + forward[0] * dist;
568 chase_dest[1] = vieworg[1] + forward[1] * dist;
569 chase_dest[2] = vieworg[2] + forward[2] * dist + camup;
570 trace = CL_TraceLine(vieworg, chase_dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_SKY, true, false, NULL, false);
571 VectorMAMAM(1, trace.endpos, 8, forward, 4, trace.plane.normal, vieworg);
576 // first person view from entity
578 if (cl.stats[STAT_HEALTH] <= 0 && v_deathtilt.integer)
579 viewangles[ROLL] = v_deathtiltangle.value;
580 VectorAdd(viewangles, cl.punchangle, viewangles);
581 viewangles[ROLL] += V_CalcRoll(cl.viewangles, cl.movement_velocity);
584 viewangles[ROLL] += v_dmg_time/v_kicktime.value*v_dmg_roll;
585 viewangles[PITCH] += v_dmg_time/v_kicktime.value*v_dmg_pitch;
588 VectorAdd(vieworg, cl.punchvector, vieworg);
589 if (cl.stats[STAT_HEALTH] > 0)
594 frametime = cl.realframetime * cl.movevars_timescale;
596 // 1. if we teleported, clear the frametime... the lowpass will recover the previous value then
597 if(!ent->persistent.trail_allowed) // FIXME improve this check
599 // try to fix the first highpass; result is NOT
600 // perfect! TODO find a better fix
601 VectorCopy(cl.viewangles, cl.gunangles_highpass);
602 VectorCopy(cl.movement_origin, cl.gunorg_highpass);
603 // prevent further CHANGES caused by the high/lowpasses
604 // - a highpass will return the diff, a lowpass will
605 // return the saved value; note: the first diff will be 0!
609 // 2. for the gun origin, only keep the high frequency (non-DC) parts, which is "somewhat like velocity"
610 highpass3_limited(cl.movement_origin, frametime*cl_followmodel_side_highpass1.value, cl_followmodel_side_limit.value, frametime*cl_followmodel_side_highpass1.value, cl_followmodel_side_limit.value, frametime*cl_followmodel_up_highpass1.value, cl_followmodel_up_limit.value, cl.gunorg_highpass, gunorg);
611 cl.gunangles_highpass[PITCH] += 360 * floor((cl.viewangles[PITCH] - cl.gunangles_highpass[PITCH]) / 360 + 0.5);
612 cl.gunangles_highpass[YAW] += 360 * floor((cl.viewangles[YAW] - cl.gunangles_highpass[YAW]) / 360 + 0.5);
613 cl.gunangles_highpass[ROLL] += 360 * floor((cl.viewangles[ROLL] - cl.gunangles_highpass[ROLL]) / 360 + 0.5);
614 highpass3_limited(cl.viewangles, frametime*cl_leanmodel_up_highpass1.value, cl_leanmodel_up_limit.value, frametime*cl_leanmodel_side_highpass1.value, cl_leanmodel_side_limit.value, 0, 0, cl.gunangles_highpass, gunangles);
616 // 3. calculate the RAW adjustment vectors
617 gunorg[0] *= (cl_followmodel_side.value ? -cl_followmodel_side_speed.value : 0);
618 gunorg[1] *= (cl_followmodel_side.value ? -cl_followmodel_side_speed.value : 0);
619 gunorg[2] *= (cl_followmodel_up.value ? -cl_followmodel_up_speed.value : 0);
621 gunangles[PITCH] *= (cl_leanmodel_up.value ? -cl_leanmodel_up_speed.value : 0);
622 gunangles[YAW] *= (cl_leanmodel_side.value ? -cl_leanmodel_side_speed.value : 0);
625 // 4. perform highpass/lowpass on the adjustment vectors (turning velocity into acceleration!)
626 // trick: we must do the lowpass LAST, so the lowpass vector IS the final vector!
627 highpass3(gunorg, frametime*cl_followmodel_side_highpass.value, frametime*cl_followmodel_side_highpass.value, frametime*cl_followmodel_up_highpass.value, cl.gunorg_adjustment_highpass, gunorg);
628 lowpass3(gunorg, frametime*cl_followmodel_side_lowpass.value, frametime*cl_followmodel_side_lowpass.value, frametime*cl_followmodel_up_lowpass.value, cl.gunorg_adjustment_lowpass, gunorg);
629 // we assume here: PITCH = 0, YAW = 1, ROLL = 2
630 highpass3(gunangles, frametime*cl_leanmodel_up_highpass.value, frametime*cl_leanmodel_side_highpass.value, 0, cl.gunangles_adjustment_highpass, gunangles);
631 lowpass3(gunangles, frametime*cl_leanmodel_up_lowpass.value, frametime*cl_leanmodel_side_lowpass.value, 0, cl.gunangles_adjustment_lowpass, gunangles);
633 // 5. use the adjusted vectors
634 VectorAdd(vieworg, gunorg, gunorg);
635 VectorAdd(cl.viewangles, gunangles, gunangles);
638 xyspeed = sqrt(cl.movement_velocity[0]*cl.movement_velocity[0] + cl.movement_velocity[1]*cl.movement_velocity[1]);
639 if (cl_bob.value && cl_bobcycle.value)
642 // LordHavoc: this code is *weird*, but not replacable (I think it
643 // should be done in QC on the server, but oh well, quake is quake)
644 // LordHavoc: figured out bobup: the time at which the sin is at 180
645 // degrees (which allows lengthening or squishing the peak or valley)
646 cycle = cl.time / cl_bobcycle.value;
647 cycle -= (int) cycle;
648 if (cycle < cl_bobup.value)
649 cycle = sin(M_PI * cycle / cl_bobup.value);
651 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
652 // bob is proportional to velocity in the xy plane
653 // (don't count Z, or jumping messes it up)
654 bob = xyspeed * cl_bob.value;
655 bob = bob*0.3 + bob*0.7*cycle;
656 vieworg[2] += bound(-7, bob, 4);
657 // we also need to adjust gunorg, or this appears like pushing the gun!
658 // In the old code, this was applied to vieworg BEFORE copying to gunorg,
659 // but this is not viable with the new followmodel code as that would mean
660 // that followmodel would work on the munged-by-bob vieworg and do feedback
661 gunorg[2] += bound(-7, bob, 4);
664 // gun model bobbing code
665 if (cl_bob.value && cl_bobmodel.value)
667 // calculate for swinging gun model
668 // the gun bobs when running on the ground, but doesn't bob when you're in the air.
669 // Sajt: I tried to smooth out the transitions between bob and no bob, which works
670 // for the most part, but for some reason when you go through a message trigger or
671 // pick up an item or anything like that it will momentarily jolt the gun.
672 vec3_t forward, right, up;
677 s = cl.time * cl_bobmodel_speed.value;
680 if (cl.time - cl.hitgroundtime < 0.2)
682 // just hit the ground, speed the bob back up over the next 0.2 seconds
683 t = cl.time - cl.hitgroundtime;
684 t = bound(0, t, 0.2);
692 // recently left the ground, slow the bob down over the next 0.2 seconds
693 t = cl.time - cl.lastongroundtime;
694 t = 0.2 - bound(0, t, 0.2);
698 bspeed = bound (0, xyspeed, 400) * 0.01f;
699 AngleVectors (gunangles, forward, right, up);
700 bob = bspeed * cl_bobmodel_side.value * cl_viewmodel_scale.value * sin (s) * t;
701 VectorMA (gunorg, bob, right, gunorg);
702 bob = bspeed * cl_bobmodel_up.value * cl_viewmodel_scale.value * cos (s * 2) * t;
703 VectorMA (gunorg, bob, up, gunorg);
707 // calculate a view matrix for rendering the scene
708 if (v_idlescale.value)
709 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, vieworg[0], vieworg[1], vieworg[2], viewangles[0] + v_idlescale.value * sin(cl.time*v_ipitch_cycle.value) * v_ipitch_level.value, viewangles[1] + v_idlescale.value * sin(cl.time*v_iyaw_cycle.value) * v_iyaw_level.value, viewangles[2] + v_idlescale.value * sin(cl.time*v_iroll_cycle.value) * v_iroll_level.value, 1);
711 Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, vieworg[0], vieworg[1], vieworg[2], viewangles[0], viewangles[1], viewangles[2] + v_idlescale.value * sin(cl.time*v_iroll_cycle.value) * v_iroll_level.value, 1);
712 // calculate a viewmodel matrix for use in view-attached entities
713 Matrix4x4_CreateFromQuakeEntity(&viewmodelmatrix, gunorg[0], gunorg[1], gunorg[2], gunangles[0], gunangles[1], gunangles[2], cl_viewmodel_scale.value);
714 VectorCopy(vieworg, cl.csqc_origin);
715 VectorCopy(viewangles, cl.csqc_angles);
720 void V_FadeViewFlashs(void)
722 // don't flash if time steps backwards
723 if (cl.time <= cl.oldtime)
725 // drop the damage value
726 cl.cshifts[CSHIFT_DAMAGE].percent -= (cl.time - cl.oldtime)*cl.cshifts[CSHIFT_DAMAGE].alphafade;
727 if (cl.cshifts[CSHIFT_DAMAGE].percent <= 0)
728 cl.cshifts[CSHIFT_DAMAGE].percent = 0;
729 // drop the bonus value
730 cl.cshifts[CSHIFT_BONUS].percent -= (cl.time - cl.oldtime)*cl.cshifts[CSHIFT_BONUS].alphafade;
731 if (cl.cshifts[CSHIFT_BONUS].percent <= 0)
732 cl.cshifts[CSHIFT_BONUS].percent = 0;
735 void V_CalcViewBlend(void)
739 r_refdef.viewblend[0] = 0;
740 r_refdef.viewblend[1] = 0;
741 r_refdef.viewblend[2] = 0;
742 r_refdef.viewblend[3] = 0;
743 r_refdef.frustumscale_x = 1;
744 r_refdef.frustumscale_y = 1;
745 if (cls.state == ca_connected && cls.signon == SIGNONS)
747 // set contents color
750 Matrix4x4_OriginFromMatrix(&r_refdef.view.matrix, vieworigin);
751 supercontents = CL_PointSuperContents(vieworigin);
752 if (supercontents & SUPERCONTENTS_LIQUIDSMASK)
754 r_refdef.frustumscale_x *= 1 - (((sin(cl.time * 4.7) + 1) * 0.015) * r_waterwarp.value);
755 r_refdef.frustumscale_y *= 1 - (((sin(cl.time * 3.0) + 1) * 0.015) * r_waterwarp.value);
756 if (supercontents & SUPERCONTENTS_LAVA)
758 cl.cshifts[CSHIFT_CONTENTS].destcolor[0] = 255;
759 cl.cshifts[CSHIFT_CONTENTS].destcolor[1] = 80;
760 cl.cshifts[CSHIFT_CONTENTS].destcolor[2] = 0;
762 else if (supercontents & SUPERCONTENTS_SLIME)
764 cl.cshifts[CSHIFT_CONTENTS].destcolor[0] = 0;
765 cl.cshifts[CSHIFT_CONTENTS].destcolor[1] = 25;
766 cl.cshifts[CSHIFT_CONTENTS].destcolor[2] = 5;
770 cl.cshifts[CSHIFT_CONTENTS].destcolor[0] = 130;
771 cl.cshifts[CSHIFT_CONTENTS].destcolor[1] = 80;
772 cl.cshifts[CSHIFT_CONTENTS].destcolor[2] = 50;
774 cl.cshifts[CSHIFT_CONTENTS].percent = 150 * 0.5;
778 cl.cshifts[CSHIFT_CONTENTS].destcolor[0] = 0;
779 cl.cshifts[CSHIFT_CONTENTS].destcolor[1] = 0;
780 cl.cshifts[CSHIFT_CONTENTS].destcolor[2] = 0;
781 cl.cshifts[CSHIFT_CONTENTS].percent = 0;
784 if (gamemode != GAME_TRANSFUSION)
786 if (cl.stats[STAT_ITEMS] & IT_QUAD)
788 cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
789 cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 0;
790 cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 255;
791 cl.cshifts[CSHIFT_POWERUP].percent = 30;
793 else if (cl.stats[STAT_ITEMS] & IT_SUIT)
795 cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 0;
796 cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
797 cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
798 cl.cshifts[CSHIFT_POWERUP].percent = 20;
800 else if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
802 cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 100;
803 cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 100;
804 cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 100;
805 cl.cshifts[CSHIFT_POWERUP].percent = 100;
807 else if (cl.stats[STAT_ITEMS] & IT_INVULNERABILITY)
809 cl.cshifts[CSHIFT_POWERUP].destcolor[0] = 255;
810 cl.cshifts[CSHIFT_POWERUP].destcolor[1] = 255;
811 cl.cshifts[CSHIFT_POWERUP].destcolor[2] = 0;
812 cl.cshifts[CSHIFT_POWERUP].percent = 30;
815 cl.cshifts[CSHIFT_POWERUP].percent = 0;
818 cl.cshifts[CSHIFT_VCSHIFT].destcolor[0] = v_cshift.destcolor[0];
819 cl.cshifts[CSHIFT_VCSHIFT].destcolor[1] = v_cshift.destcolor[1];
820 cl.cshifts[CSHIFT_VCSHIFT].destcolor[2] = v_cshift.destcolor[2];
821 cl.cshifts[CSHIFT_VCSHIFT].percent = v_cshift.percent;
823 // LordHavoc: fixed V_CalcBlend
824 for (j = 0;j < NUM_CSHIFTS;j++)
826 a2 = bound(0.0f, cl.cshifts[j].percent * (1.0f / 255.0f), 1.0f);
829 VectorLerp(r_refdef.viewblend, a2, cl.cshifts[j].destcolor, r_refdef.viewblend);
830 r_refdef.viewblend[3] = (1 - (1 - r_refdef.viewblend[3]) * (1 - a2)); // correct alpha multiply... took a while to find it on the web
833 // saturate color (to avoid blending in black)
834 if (r_refdef.viewblend[3])
836 a2 = 1 / r_refdef.viewblend[3];
837 VectorScale(r_refdef.viewblend, a2, r_refdef.viewblend);
839 r_refdef.viewblend[0] = bound(0.0f, r_refdef.viewblend[0] * (1.0f/255.0f), 1.0f);
840 r_refdef.viewblend[1] = bound(0.0f, r_refdef.viewblend[1] * (1.0f/255.0f), 1.0f);
841 r_refdef.viewblend[2] = bound(0.0f, r_refdef.viewblend[2] * (1.0f/255.0f), 1.0f);
842 r_refdef.viewblend[3] = bound(0.0f, r_refdef.viewblend[3] * gl_polyblend.value, 1.0f);
844 // Samual: Ugly hack, I know. But it's the best we can do since
845 // there is no way to detect client states from the engine.
846 if (cl.stats[STAT_HEALTH] <= 0 && cl.stats[STAT_HEALTH] != -666 &&
847 cl.stats[STAT_HEALTH] != -2342 && cl_deathfade.value > 0)
849 cl.deathfade += cl_deathfade.value * max(0.00001, cl.time - cl.oldtime);
850 cl.deathfade = bound(0.0f, cl.deathfade, 0.9f);
858 float deathfadevec[3] = {0.3f, 0.0f, 0.0f};
859 a = r_refdef.viewblend[3] + cl.deathfade - r_refdef.viewblend[3]*cl.deathfade;
861 VectorMAM(r_refdef.viewblend[3] * (1 - cl.deathfade) / a, r_refdef.viewblend, cl.deathfade / a, deathfadevec, r_refdef.viewblend);
862 r_refdef.viewblend[3] = a;
867 //============================================================================
876 Cmd_AddCommand ("v_cshift", V_cshift_f, "sets tint color of view");
877 Cmd_AddCommand ("bf", V_BonusFlash_f, "briefly flashes a bright color tint on view (used when items are picked up); optionally takes R G B [A [alphafade]] arguments to specify how the flash looks");
878 Cmd_AddCommand ("centerview", V_StartPitchDrift, "gradually recenter view (stop looking up/down)");
880 Cvar_RegisterVariable (&v_centermove);
881 Cvar_RegisterVariable (&v_centerspeed);
883 Cvar_RegisterVariable (&v_iyaw_cycle);
884 Cvar_RegisterVariable (&v_iroll_cycle);
885 Cvar_RegisterVariable (&v_ipitch_cycle);
886 Cvar_RegisterVariable (&v_iyaw_level);
887 Cvar_RegisterVariable (&v_iroll_level);
888 Cvar_RegisterVariable (&v_ipitch_level);
890 Cvar_RegisterVariable (&v_idlescale);
891 Cvar_RegisterVariable (&crosshair);
893 Cvar_RegisterVariable (&cl_rollspeed);
894 Cvar_RegisterVariable (&cl_rollangle);
895 Cvar_RegisterVariable (&cl_bob);
896 Cvar_RegisterVariable (&cl_bobcycle);
897 Cvar_RegisterVariable (&cl_bobup);
898 Cvar_RegisterVariable (&cl_bobmodel);
899 Cvar_RegisterVariable (&cl_bobmodel_side);
900 Cvar_RegisterVariable (&cl_bobmodel_up);
901 Cvar_RegisterVariable (&cl_bobmodel_speed);
903 Cvar_RegisterVariable (&cl_leanmodel_side);
904 Cvar_RegisterVariable (&cl_leanmodel_side_speed);
905 Cvar_RegisterVariable (&cl_leanmodel_side_limit);
906 Cvar_RegisterVariable (&cl_leanmodel_side_highpass1);
907 Cvar_RegisterVariable (&cl_leanmodel_side_lowpass);
908 Cvar_RegisterVariable (&cl_leanmodel_side_highpass);
909 Cvar_RegisterVariable (&cl_leanmodel_up);
910 Cvar_RegisterVariable (&cl_leanmodel_up_speed);
911 Cvar_RegisterVariable (&cl_leanmodel_up_limit);
912 Cvar_RegisterVariable (&cl_leanmodel_up_highpass1);
913 Cvar_RegisterVariable (&cl_leanmodel_up_lowpass);
914 Cvar_RegisterVariable (&cl_leanmodel_up_highpass);
916 Cvar_RegisterVariable (&cl_followmodel_side);
917 Cvar_RegisterVariable (&cl_followmodel_side_speed);
918 Cvar_RegisterVariable (&cl_followmodel_side_limit);
919 Cvar_RegisterVariable (&cl_followmodel_side_highpass1);
920 Cvar_RegisterVariable (&cl_followmodel_side_lowpass);
921 Cvar_RegisterVariable (&cl_followmodel_side_highpass);
922 Cvar_RegisterVariable (&cl_followmodel_up);
923 Cvar_RegisterVariable (&cl_followmodel_up_speed);
924 Cvar_RegisterVariable (&cl_followmodel_up_limit);
925 Cvar_RegisterVariable (&cl_followmodel_up_highpass1);
926 Cvar_RegisterVariable (&cl_followmodel_up_lowpass);
927 Cvar_RegisterVariable (&cl_followmodel_up_highpass);
929 Cvar_RegisterVariable (&cl_viewmodel_scale);
931 Cvar_RegisterVariable (&v_kicktime);
932 Cvar_RegisterVariable (&v_kickroll);
933 Cvar_RegisterVariable (&v_kickpitch);
935 Cvar_RegisterVariable (&cl_stairsmoothspeed);
937 Cvar_RegisterVariable (&chase_back);
938 Cvar_RegisterVariable (&chase_up);
939 Cvar_RegisterVariable (&chase_active);
940 Cvar_RegisterVariable (&chase_overhead);
941 Cvar_RegisterVariable (&chase_pitchangle);
942 if (gamemode == GAME_GOODVSBAD2)
943 Cvar_RegisterVariable (&chase_stevie);
945 Cvar_RegisterVariable (&v_deathtilt);
946 Cvar_RegisterVariable (&v_deathtiltangle);