1 float trace_dphitcontents;
4 void WarpZone_Accumulator_Clear(entity acc)
6 acc.warpzone_transform = '0 0 0';
7 acc.warpzone_shift = '0 0 0';
9 void WarpZone_Accumulator_AddTransform(entity acc, vector t, vector s)
12 tr = AnglesTransform_Multiply(t, acc.warpzone_transform);
13 st = AnglesTransform_Multiply_GetPostShift(t, s, acc.warpzone_transform, acc.warpzone_shift);
14 acc.warpzone_transform = tr;
15 acc.warpzone_shift = st;
17 void WarpZone_Accumulator_Add(entity acc, entity wz)
20 t = AnglesTransform_Multiply(wz.warpzone_transform, acc.warpzone_transform);
21 st = AnglesTransform_Multiply_GetPostShift(wz.warpzone_transform, wz.warpzone_shift, acc.warpzone_transform, acc.warpzone_shift);
22 acc.warpzone_transform = t;
23 acc.warpzone_shift = st;
26 .vector(vector, vector) camera_transform;
27 var float autocvar_cl_warpzone_usetrace = 1;
28 vector WarpZone_camera_transform(vector org, vector ang)
34 org = WarpZone_TransformOrigin(self, org);
35 vf = WarpZone_TransformVelocity(self, vf);
36 vr = WarpZone_TransformVelocity(self, vr);
37 vu = WarpZone_TransformVelocity(self, vu);
38 if(autocvar_cl_warpzone_usetrace)
39 traceline(self.warpzone_targetorigin, org, MOVE_NOMONSTERS, world);
41 trace_endpos = self.warpzone_targetorigin;
48 void WarpZone_SetUp(entity e, vector my_org, vector my_ang, vector other_org, vector other_ang)
50 e.warpzone_transform = AnglesTransform_Divide(other_ang, AnglesTransform_TurnDirectionFR(my_ang));
51 e.warpzone_shift = AnglesTransform_PrePostShift_GetPostShift(my_org, e.warpzone_transform, other_org);
52 e.warpzone_origin = my_org;
53 e.warpzone_targetorigin = other_org;
54 e.warpzone_angles = my_ang;
55 e.warpzone_targetangles = other_ang;
56 fixedmakevectors(my_ang); e.warpzone_forward = v_forward;
57 fixedmakevectors(other_ang); e.warpzone_targetforward = v_forward;
58 e.camera_transform = WarpZone_camera_transform;
61 vector WarpZone_Camera_camera_transform(vector org, vector ang)
63 // a fixed camera view
64 trace_endpos = self.warpzone_origin;
65 makevectors(self.warpzone_angles);
66 return self.warpzone_origin;
69 void WarpZone_Camera_SetUp(entity e, vector my_org, vector my_ang) // we assume that e.oldorigin and e.avelocity point to view origin and direction
71 e.warpzone_origin = my_org;
72 e.warpzone_angles = my_ang;
73 e.camera_transform = WarpZone_Camera_camera_transform;
78 vector WarpZoneLib_BoxTouchesBrush_mins;
79 vector WarpZoneLib_BoxTouchesBrush_maxs;
80 entity WarpZoneLib_BoxTouchesBrush_ent;
81 entity WarpZoneLib_BoxTouchesBrush_ignore;
82 float WarpZoneLib_BoxTouchesBrush_Recurse()
88 tracebox('0 0 0', WarpZoneLib_BoxTouchesBrush_mins, WarpZoneLib_BoxTouchesBrush_maxs, '0 0 0', MOVE_NOMONSTERS, WarpZoneLib_BoxTouchesBrush_ignore);
90 if (trace_networkentity)
92 dprint("hit a network ent, cannot continue WarpZoneLib_BoxTouchesBrush\n");
93 // we cannot continue, as a player blocks us...
100 if (trace_ent == WarpZoneLib_BoxTouchesBrush_ent)
105 se.solid = SOLID_NOT;
106 f = WarpZoneLib_BoxTouchesBrush_Recurse();
112 float WarpZoneLib_BoxTouchesBrush(vector mi, vector ma, entity e, entity ig)
116 if(!e.modelindex || e.warpzone_isboxy)
121 WarpZoneLib_BoxTouchesBrush_mins = mi;
122 WarpZoneLib_BoxTouchesBrush_maxs = ma;
123 WarpZoneLib_BoxTouchesBrush_ent = e;
124 WarpZoneLib_BoxTouchesBrush_ignore = ig;
125 f = WarpZoneLib_BoxTouchesBrush_Recurse();
131 entity WarpZone_Find(vector mi, vector ma)
133 // if we are near any warpzone planes - MOVE AWAY (work around nearclip)
135 if(!warpzone_warpzones_exist)
137 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
138 if(WarpZoneLib_BoxTouchesBrush(mi, ma, e, world))
143 void WarpZone_MakeAllSolid()
146 if(!warpzone_warpzones_exist)
148 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
152 void WarpZone_MakeAllOther()
155 if(!warpzone_warpzones_exist)
157 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
158 e.solid = SOLID_TRIGGER;
161 void WarpZone_Trace_InitTransform()
163 if(!WarpZone_trace_transform)
165 WarpZone_trace_transform = spawn();
166 WarpZone_trace_transform.classname = "warpzone_trace_transform";
168 WarpZone_Accumulator_Clear(WarpZone_trace_transform);
170 void WarpZone_Trace_AddTransform(entity wz)
172 WarpZone_Accumulator_Add(WarpZone_trace_transform, wz);
175 void WarpZone_TraceBox_ThroughZone(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent, entity zone, WarpZone_trace_callback_t cb)
177 float nomonsters_adjusted;
184 WarpZone_Trace_InitTransform();
185 if(!warpzone_warpzones_exist)
187 if(nomonsters == MOVE_NOTHING)
192 cb(org, trace_endpos, end);
197 tracebox(org, mi, ma, end, nomonsters, forent);
199 cb(org, trace_endpos, end);
214 nomonsters_adjusted = MOVE_NOMONSTERS;
217 nomonsters_adjusted = nomonsters;
220 if((contentshack = (forent.dphitcontentsmask && !(forent.dphitcontentsmask & DPCONTENTS_SOLID))))
221 forent.dphitcontentsmask |= DPCONTENTS_SOLID;
223 // if starting in warpzone, first transform
224 wz = WarpZone_Find(org + mi, org + ma);
227 if(zone && wz != zone)
229 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
235 WarpZone_Trace_AddTransform(wz);
236 org = WarpZone_TransformOrigin(wz, trace_endpos);
237 end = WarpZone_TransformOrigin(wz, end);
239 WarpZone_MakeAllSolid();
247 dprint("Too many warpzones in sequence, aborting trace.\n");
251 tracebox(org, mi, ma, end, nomonsters_adjusted, forent);
253 cb(org, trace_endpos, end);
255 sol = trace_startsolid;
257 frac = trace_fraction = frac + (1 - frac) * trace_fraction;
258 if(trace_fraction >= 1)
260 if(trace_ent.classname != "trigger_warpzone")
262 if((nomonsters == MOVE_NOTHING) || ((nomonsters == MOVE_WORLDONLY) && trace_ent) || (contentshack && (trace_dphitcontents & forent.dphitcontentsmask) == DPCONTENTS_SOLID))
264 // continue the trace, ignoring this hit (we only care for warpzones)
265 org = trace_endpos + normalize(end - org);
267 // we cannot do an inverted trace here, as we do care for further warpzones inside that "solid" to be found
268 // otherwise, players could block entrances that way
274 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
279 if(zone && wz != zone)
281 WarpZone_Trace_AddTransform(wz);
282 // we hit a warpzone... so, let's perform the trace after the warp again
283 org = WarpZone_TransformOrigin(wz, trace_endpos);
284 end = WarpZone_TransformOrigin(wz, end);
286 WarpZone_MakeAllOther();
289 forent.dphitcontentsmask &~= DPCONTENTS_SOLID;
290 trace_startsolid = sol;
296 void WarpZone_TraceBox(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent)
298 WarpZone_TraceBox_ThroughZone(org, mi, ma, end, nomonsters, forent, world, WarpZone_trace_callback_t_null);
301 void WarpZone_TraceLine(vector org, vector end, float nomonsters, entity forent)
303 WarpZone_TraceBox(org, '0 0 0', '0 0 0', end, nomonsters, forent);
306 void WarpZone_TraceToss_ThroughZone(entity e, entity forent, entity zone, WarpZone_trace_callback_t cb)
309 vector vf, vr, vu, v0, o0;
315 WarpZone_Trace_InitTransform();
316 WarpZone_tracetoss_time = 0;
317 if(!warpzone_warpzones_exist)
319 tracetoss(e, forent);
321 cb(e.origin, trace_endpos, trace_endpos);
322 dt = vlen(e.origin - o0) / vlen(e.velocity);
323 WarpZone_tracetoss_time += dt;
324 e.velocity_z -= dt * g;
325 WarpZone_tracetoss_velocity = e.velocity;
334 // if starting in warpzone, first transform
335 wz = WarpZone_Find(e.origin + e.mins, e.origin + e.maxs);
338 if(zone && wz != zone)
340 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
342 WarpZone_tracetoss_time = 0;
346 WarpZone_Trace_AddTransform(wz);
347 setorigin(e, WarpZone_TransformOrigin(wz, e.origin));
348 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
350 WarpZone_MakeAllSolid();
351 g = cvar("sv_gravity") * e.gravity;
357 dprint("Too many warpzones in sequence, aborting trace.\n");
361 tracetoss(e, forent);
363 cb(e.origin, trace_endpos, trace_endpos);
364 e.origin = trace_endpos;
365 dt = vlen(e.origin - o0) / vlen(e.velocity);
366 WarpZone_tracetoss_time += dt;
367 e.velocity_z -= dt * g;
368 if(trace_fraction >= 1)
370 if(trace_ent.classname != "trigger_warpzone")
374 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
379 if(zone && wz != zone)
381 WarpZone_Trace_AddTransform(wz);
382 // we hit a warpzone... so, let's perform the trace after the warp again
383 e.origin = WarpZone_TransformOrigin(wz, e.origin);
384 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
386 WarpZone_MakeAllOther();
388 WarpZone_tracetoss_velocity = e.velocity;
392 // restore old entity data (caller just uses trace_endpos, WarpZone_tracetoss_velocity and the transform)
397 void WarpZone_TraceToss(entity e, entity forent)
399 WarpZone_TraceToss_ThroughZone(e, forent, world, WarpZone_trace_callback_t_null);
402 entity WarpZone_TrailParticles_trace_callback_own;
403 float WarpZone_TrailParticles_trace_callback_eff;
404 void WarpZone_TrailParticles_trace_callback(vector from, vector endpos, vector to)
406 trailparticles(WarpZone_TrailParticles_trace_callback_own, WarpZone_TrailParticles_trace_callback_eff, from, endpos);
409 void WarpZone_TrailParticles(entity own, float eff, vector org, vector end)
411 WarpZone_TrailParticles_trace_callback_own = own;
412 WarpZone_TrailParticles_trace_callback_eff = eff;
413 WarpZone_TraceBox_ThroughZone(org, '0 0 0', '0 0 0', end, MOVE_NOMONSTERS, world, world, WarpZone_TrailParticles_trace_callback);
416 float WarpZone_PlaneDist(entity wz, vector v)
418 return (v - wz.warpzone_origin) * wz.warpzone_forward;
421 float WarpZone_TargetPlaneDist(entity wz, vector v)
423 return (v - wz.warpzone_targetorigin) * wz.warpzone_targetforward;
426 vector WarpZone_TransformOrigin(entity wz, vector v)
428 return wz.warpzone_shift + AnglesTransform_Apply(wz.warpzone_transform, v);
431 vector WarpZone_TransformVelocity(entity wz, vector v)
433 return AnglesTransform_Apply(wz.warpzone_transform, v);
436 vector WarpZone_TransformAngles(entity wz, vector v)
438 return AnglesTransform_ApplyToAngles(wz.warpzone_transform, v);
441 vector WarpZone_TransformVAngles(entity wz, vector ang)
449 ang = AnglesTransform_ApplyToVAngles(wz.warpzone_transform, ang);
452 ang = AnglesTransform_Normalize(ang, TRUE);
453 ang = AnglesTransform_CancelRoll(ang);
456 ang = AnglesTransform_Normalize(ang, FALSE);
462 vector WarpZone_UnTransformOrigin(entity wz, vector v)
464 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v - wz.warpzone_shift);
467 vector WarpZone_UnTransformVelocity(entity wz, vector v)
469 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v);
472 vector WarpZone_UnTransformAngles(entity wz, vector v)
474 return AnglesTransform_ApplyToAngles(AnglesTransform_Invert(wz.warpzone_transform), v);
477 vector WarpZone_UnTransformVAngles(entity wz, vector ang)
484 ang = AnglesTransform_ApplyToVAngles(AnglesTransform_Invert(wz.warpzone_transform), ang);
485 ang = AnglesTransform_Normalize(ang, TRUE);
486 ang = AnglesTransform_CancelRoll(ang);
492 vector WarpZoneLib_NearestPointOnBox(vector mi, vector ma, vector org)
495 nearest_x = bound(mi_x, org_x, ma_x);
496 nearest_y = bound(mi_y, org_y, ma_y);
497 nearest_z = bound(mi_z, org_z, ma_z);
501 .float WarpZone_findradius_hit;
502 .entity WarpZone_findradius_next;
503 void WarpZone_FindRadius_Recurse(vector org, float rad, vector org0, vector transform, vector shift, float needlineofsight)
504 // blast origin of current search original blast origin how to untransform (victim to blast system)
508 vector shift_new, transform_new;
514 e0 = findradius(org, rad);
517 for(e = e0; e; e = e.chain)
519 p = WarpZoneLib_NearestPointOnBox(e.origin + e.mins, e.origin + e.maxs, org0);
522 traceline(org, p, MOVE_NOMONSTERS, e);
523 if(trace_fraction < 1)
526 if(!e.WarpZone_findradius_hit || vlen(e.WarpZone_findradius_dist) > vlen(org0 - p))
528 e.WarpZone_findradius_nearest = p;
529 e.WarpZone_findradius_dist = org0 - p;
530 e.WarpZone_findradius_findorigin = org;
531 e.WarpZone_findradius_findradius = rad;
532 if(e.classname == "warpzone_refsys")
534 // ignore, especially: do not overwrite the refsys parameters
536 else if(e.classname == "trigger_warpzone")
538 e.WarpZone_findradius_next = wz;
540 e.WarpZone_findradius_hit = 1;
541 e.enemy.WarpZone_findradius_dist = '0 0 0'; // we don't want to go through this zone ever again
542 e.enemy.WarpZone_findradius_hit = 1;
546 e.warpzone_transform = transform;
547 e.warpzone_shift = shift;
548 e.WarpZone_findradius_hit = 1;
552 for(e = wz; e; e = e.WarpZone_findradius_next)
554 org0_new = WarpZone_TransformOrigin(e, org);
555 traceline(e.warpzone_targetorigin, org0_new, MOVE_NOMONSTERS, e);
556 org_new = trace_endpos;
558 transform_new = AnglesTransform_Multiply(e.warpzone_transform, transform);
559 shift_new = AnglesTransform_Multiply_GetPostShift(e.warpzone_transform, e.warpzone_shift, transform, shift);
560 WarpZone_FindRadius_Recurse(
562 bound(0, rad - vlen(org_new - org0_new), rad - 8),
564 transform_new, shift_new,
566 e.WarpZone_findradius_hit = 0;
567 e.enemy.WarpZone_findradius_hit = 0;
570 entity WarpZone_FindRadius(vector org, float rad, float needlineofsight)
573 WarpZone_FindRadius_Recurse(org, rad, org, '0 0 0', '0 0 0', needlineofsight);
574 e0 = findchainfloat(WarpZone_findradius_hit, 1);
575 for(e = e0; e; e = e.chain)
576 e.WarpZone_findradius_hit = 0;
580 .entity WarpZone_refsys;
581 void WarpZone_RefSys_GC()
583 // garbage collect unused reference systems
584 self.nextthink = time + 1;
585 if(self.owner.WarpZone_refsys != self)
588 void WarpZone_RefSys_Add(entity me, entity wz)
590 if(me.WarpZone_refsys.owner != me)
592 me.WarpZone_refsys = spawn();
593 me.WarpZone_refsys.classname = "warpzone_refsys";
594 me.WarpZone_refsys.owner = me;
595 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
596 me.WarpZone_refsys.nextthink = time + 1;
597 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
600 WarpZone_Accumulator_Add(me.WarpZone_refsys, wz);
602 .vector WarpZone_refsys_incremental_shift;
603 .vector WarpZone_refsys_incremental_transform;
604 void WarpZone_RefSys_AddIncrementally(entity me, entity ref)
607 if(me.WarpZone_refsys_incremental_transform == ref.WarpZone_refsys.warpzone_transform)
608 if(me.WarpZone_refsys_incremental_shift == ref.WarpZone_refsys.warpzone_shift)
610 if(me.WarpZone_refsys.owner != me)
612 me.WarpZone_refsys = spawn();
613 me.WarpZone_refsys.classname = "warpzone_refsys";
614 me.WarpZone_refsys.owner = me;
615 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
616 me.WarpZone_refsys.nextthink = time + 1;
617 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
619 t = AnglesTransform_Invert(me.WarpZone_refsys_incremental_transform);
620 s = AnglesTransform_PrePostShift_GetPostShift(me.WarpZone_refsys_incremental_shift, t, '0 0 0');
621 WarpZone_Accumulator_AddTransform(me.WarpZone_refsys, t, s);
622 WarpZone_Accumulator_Add(me.WarpZone_refsys, ref);
623 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
624 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
626 void WarpZone_RefSys_BeginAddingIncrementally(entity me, entity ref)
628 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
629 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
631 vector WarpZone_RefSys_TransformOrigin(entity from, entity to, vector org)
633 if(from.WarpZone_refsys)
634 org = WarpZone_UnTransformOrigin(from.WarpZone_refsys, org);
635 if(to.WarpZone_refsys)
636 org = WarpZone_TransformOrigin(to.WarpZone_refsys, org);
639 vector WarpZone_RefSys_TransformVelocity(entity from, entity to, vector vel)
641 if(from.WarpZone_refsys)
642 vel = WarpZone_UnTransformVelocity(from.WarpZone_refsys, vel);
643 if(to.WarpZone_refsys)
644 vel = WarpZone_TransformVelocity(to.WarpZone_refsys, vel);
647 vector WarpZone_RefSys_TransformAngles(entity from, entity to, vector ang)
649 if(from.WarpZone_refsys)
650 ang = WarpZone_UnTransformAngles(from.WarpZone_refsys, ang);
651 if(to.WarpZone_refsys)
652 ang = WarpZone_TransformAngles(to.WarpZone_refsys, ang);
655 vector WarpZone_RefSys_TransformVAngles(entity from, entity to, vector ang)
657 if(from.WarpZone_refsys)
658 ang = WarpZone_UnTransformVAngles(from.WarpZone_refsys, ang);
659 if(to.WarpZone_refsys)
660 ang = WarpZone_TransformVAngles(to.WarpZone_refsys, ang);
663 entity WarpZone_RefSys_SpawnSameRefSys(entity me)
667 if(me.WarpZone_refsys)
669 e.WarpZone_refsys = spawn();
670 e.WarpZone_refsys.classname = "warpzone_refsys";
671 e.WarpZone_refsys.owner = e;
672 e.WarpZone_refsys.think = WarpZone_RefSys_GC;
673 e.WarpZone_refsys.nextthink = time + 1;
674 e.WarpZone_refsys.warpzone_shift = me.WarpZone_refsys.warpzone_shift;
675 e.WarpZone_refsys.warpzone_transform = me.WarpZone_refsys.warpzone_transform;