1 void WarpZone_Accumulator_Clear(entity acc)
3 acc.warpzone_transform = '0 0 0';
4 acc.warpzone_shift = '0 0 0';
6 void WarpZone_Accumulator_AddTransform(entity acc, vector t, vector s)
9 tr = AnglesTransform_Multiply(t, acc.warpzone_transform);
10 st = AnglesTransform_Multiply_GetPostShift(t, s, acc.warpzone_transform, acc.warpzone_shift);
11 acc.warpzone_transform = tr;
12 acc.warpzone_shift = st;
14 void WarpZone_Accumulator_Add(entity acc, entity wz)
17 t = AnglesTransform_Multiply(wz.warpzone_transform, acc.warpzone_transform);
18 st = AnglesTransform_Multiply_GetPostShift(wz.warpzone_transform, wz.warpzone_shift, acc.warpzone_transform, acc.warpzone_shift);
19 acc.warpzone_transform = t;
20 acc.warpzone_shift = st;
23 .vector(vector, vector) camera_transform;
24 var float autocvar_cl_warpzone_usetrace = 1;
25 vector WarpZone_camera_transform(vector org, vector ang)
31 org = WarpZone_TransformOrigin(self, org);
32 vf = WarpZone_TransformVelocity(self, vf);
33 vr = WarpZone_TransformVelocity(self, vr);
34 vu = WarpZone_TransformVelocity(self, vu);
35 if(autocvar_cl_warpzone_usetrace)
36 traceline(self.warpzone_targetorigin, org, MOVE_NOMONSTERS, world);
38 trace_endpos = self.warpzone_targetorigin;
45 void WarpZone_SetUp(entity e, vector my_org, vector my_ang, vector other_org, vector other_ang)
47 e.warpzone_transform = AnglesTransform_Divide(other_ang, AnglesTransform_TurnDirectionFR(my_ang));
48 e.warpzone_shift = AnglesTransform_PrePostShift_GetPostShift(my_org, e.warpzone_transform, other_org);
49 e.warpzone_origin = my_org;
50 e.warpzone_targetorigin = other_org;
51 e.warpzone_angles = my_ang;
52 e.warpzone_targetangles = other_ang;
53 fixedmakevectors(my_ang); e.warpzone_forward = v_forward;
54 fixedmakevectors(other_ang); e.warpzone_targetforward = v_forward;
55 e.camera_transform = WarpZone_camera_transform;
58 vector WarpZone_Camera_camera_transform(vector org, vector ang)
60 // a fixed camera view
61 trace_endpos = self.warpzone_origin;
62 makevectors(self.warpzone_angles);
63 return self.warpzone_origin;
66 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
68 e.warpzone_origin = my_org;
69 e.warpzone_angles = my_ang;
70 e.camera_transform = WarpZone_Camera_camera_transform;
75 vector WarpZoneLib_BoxTouchesBrush_mins;
76 vector WarpZoneLib_BoxTouchesBrush_maxs;
77 entity WarpZoneLib_BoxTouchesBrush_ent;
78 entity WarpZoneLib_BoxTouchesBrush_ignore;
79 float WarpZoneLib_BoxTouchesBrush_Recurse()
85 tracebox('0 0 0', WarpZoneLib_BoxTouchesBrush_mins, WarpZoneLib_BoxTouchesBrush_maxs, '0 0 0', MOVE_NOMONSTERS, WarpZoneLib_BoxTouchesBrush_ignore);
87 if (trace_networkentity)
89 dprint("hit a network ent, cannot continue WarpZoneLib_BoxTouchesBrush\n");
90 // we cannot continue, as a player blocks us...
97 if (trace_ent == WarpZoneLib_BoxTouchesBrush_ent)
102 se.solid = SOLID_NOT;
103 f = WarpZoneLib_BoxTouchesBrush_Recurse();
109 float WarpZoneLib_BoxTouchesBrush(vector mi, vector ma, entity e, entity ig)
118 WarpZoneLib_BoxTouchesBrush_mins = mi;
119 WarpZoneLib_BoxTouchesBrush_maxs = ma;
120 WarpZoneLib_BoxTouchesBrush_ent = e;
121 WarpZoneLib_BoxTouchesBrush_ignore = ig;
122 f = WarpZoneLib_BoxTouchesBrush_Recurse();
128 entity WarpZone_Find(vector mi, vector ma)
130 // if we are near any warpzone planes - MOVE AWAY (work around nearclip)
132 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
133 if(WarpZoneLib_BoxTouchesBrush(mi, ma, e, world))
138 void WarpZone_MakeAllSolid()
141 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
145 void WarpZone_MakeAllOther()
148 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
149 e.solid = SOLID_TRIGGER;
152 void WarpZone_Trace_InitTransform()
154 if(!WarpZone_trace_transform)
156 WarpZone_trace_transform = spawn();
157 WarpZone_trace_transform.classname = "warpzone_trace_transform";
159 WarpZone_Accumulator_Clear(WarpZone_trace_transform);
161 void WarpZone_Trace_AddTransform(entity wz)
163 WarpZone_Accumulator_Add(WarpZone_trace_transform, wz);
166 void WarpZone_TraceBox_ThroughZone(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent, entity zone, WarpZone_trace_callback_t cb)
177 WarpZone_Trace_InitTransform();
178 // if starting in warpzone, first transform
179 wz = WarpZone_Find(org + mi, org + ma);
182 if(zone && wz != zone)
184 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
190 WarpZone_Trace_AddTransform(wz);
191 org = WarpZone_TransformOrigin(wz, trace_endpos);
192 end = WarpZone_TransformOrigin(wz, end);
194 WarpZone_MakeAllSolid();
202 dprint("Too many warpzones in sequence, aborting trace.\n");
205 tracebox(org, mi, ma, end, nomonsters, forent);
207 cb(org, trace_endpos, end);
209 sol = trace_startsolid;
211 frac = trace_fraction = frac + (1 - frac) * trace_fraction;
212 if(trace_fraction >= 1)
214 if(trace_ent.classname != "trigger_warpzone")
218 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
222 if(zone && wz != zone)
224 WarpZone_Trace_AddTransform(wz);
225 // we hit a warpzone... so, let's perform the trace after the warp again
226 org = WarpZone_TransformOrigin(wz, trace_endpos);
227 end = WarpZone_TransformOrigin(wz, end);
229 WarpZone_MakeAllOther();
231 trace_startsolid = sol;
237 void WarpZone_TraceBox(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent)
239 WarpZone_TraceBox_ThroughZone(org, mi, ma, end, nomonsters, forent, world, WarpZone_trace_callback_t_null);
242 void WarpZone_TraceLine(vector org, vector end, float nomonsters, entity forent)
244 WarpZone_TraceBox(org, '0 0 0', '0 0 0', end, nomonsters, forent);
247 void WarpZone_TraceToss_ThroughZone(entity e, entity forent, entity zone, WarpZone_trace_callback_t cb)
250 vector vf, vr, vu, v0, o0;
258 WarpZone_Trace_InitTransform();
259 // if starting in warpzone, first transform
260 wz = WarpZone_Find(e.origin + e.mins, e.origin + e.maxs);
263 if(zone && wz != zone)
265 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
267 WarpZone_tracetoss_time = 0;
271 WarpZone_Trace_AddTransform(wz);
272 setorigin(e, WarpZone_TransformOrigin(wz, e.origin));
273 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
275 WarpZone_MakeAllSolid();
276 g = cvar("sv_gravity") * e.gravity;
277 WarpZone_tracetoss_time = 0;
283 dprint("Too many warpzones in sequence, aborting trace.\n");
286 tracetoss(e, forent);
288 cb(e.origin, trace_endpos, trace_endpos);
289 e.origin = trace_endpos;
290 e.velocity_z -= WarpZone_tracetoss_time * g;
291 dt = vlen(e.origin - o0) / vlen(e.velocity);
292 WarpZone_tracetoss_time += dt;
293 if(trace_fraction >= 1)
295 if(trace_ent.classname != "trigger_warpzone")
299 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
303 if(zone && wz != zone)
305 WarpZone_Trace_AddTransform(wz);
306 // we hit a warpzone... so, let's perform the trace after the warp again
307 e.origin = WarpZone_TransformOrigin(wz, e.origin);
308 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
310 WarpZone_MakeAllOther();
312 WarpZone_tracetoss_velocity = e.velocity;
316 // restore old entity data (caller just uses trace_endpos, WarpZone_tracetoss_velocity and the transform)
321 void WarpZone_TraceToss(entity e, entity forent)
323 WarpZone_TraceToss_ThroughZone(e, forent, world, WarpZone_trace_callback_t_null);
326 entity WarpZone_TrailParticles_trace_callback_own;
327 float WarpZone_TrailParticles_trace_callback_eff;
328 void WarpZone_TrailParticles_trace_callback(vector from, vector endpos, vector to)
330 trailparticles(WarpZone_TrailParticles_trace_callback_own, WarpZone_TrailParticles_trace_callback_eff, from, endpos);
333 void WarpZone_TrailParticles(entity own, float eff, vector org, vector end)
335 WarpZone_TrailParticles_trace_callback_own = own;
336 WarpZone_TrailParticles_trace_callback_eff = eff;
337 WarpZone_TraceBox_ThroughZone(org, '0 0 0', '0 0 0', end, MOVE_NOMONSTERS, world, world, WarpZone_TrailParticles_trace_callback);
340 float WarpZone_PlaneDist(entity wz, vector v)
342 return (v - wz.warpzone_origin) * wz.warpzone_forward;
345 float WarpZone_TargetPlaneDist(entity wz, vector v)
347 return (v - wz.warpzone_targetorigin) * wz.warpzone_targetforward;
350 vector WarpZone_TransformOrigin(entity wz, vector v)
352 return wz.warpzone_shift + AnglesTransform_Apply(wz.warpzone_transform, v);
355 vector WarpZone_TransformVelocity(entity wz, vector v)
357 return AnglesTransform_Apply(wz.warpzone_transform, v);
360 vector WarpZone_TransformAngles(entity wz, vector v)
362 return AnglesTransform_ApplyToAngles(wz.warpzone_transform, v);
365 vector WarpZone_TransformVAngles(entity wz, vector ang)
373 ang = AnglesTransform_ApplyToVAngles(wz.warpzone_transform, ang);
376 ang = AnglesTransform_Normalize(ang, TRUE);
377 ang = AnglesTransform_CancelRoll(ang);
380 ang = AnglesTransform_Normalize(ang, FALSE);
386 vector WarpZone_UnTransformOrigin(entity wz, vector v)
388 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v - wz.warpzone_shift);
391 vector WarpZone_UnTransformVelocity(entity wz, vector v)
393 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v);
396 vector WarpZone_UnTransformAngles(entity wz, vector v)
398 return AnglesTransform_ApplyToAngles(AnglesTransform_Invert(wz.warpzone_transform), v);
401 vector WarpZone_UnTransformVAngles(entity wz, vector ang)
408 ang = AnglesTransform_ApplyToVAngles(AnglesTransform_Invert(wz.warpzone_transform), ang);
409 ang = AnglesTransform_Normalize(ang, TRUE);
410 ang = AnglesTransform_CancelRoll(ang);
416 vector WarpZoneLib_NearestPointOnBox(vector mi, vector ma, vector org)
419 nearest_x = bound(mi_x, org_x, ma_x);
420 nearest_y = bound(mi_y, org_y, ma_y);
421 nearest_z = bound(mi_z, org_z, ma_z);
425 .float WarpZone_findradius_hit;
426 .entity WarpZone_findradius_next;
427 void WarpZone_FindRadius_Recurse(vector org, float rad, vector org0, vector transform, vector shift, float needlineofsight)
428 // blast origin of current search original blast origin how to untransform (victim to blast system)
432 vector shift_new, transform_new;
438 e0 = findradius(org, rad);
441 for(e = e0; e; e = e.chain)
443 p = WarpZoneLib_NearestPointOnBox(e.origin + e.mins, e.origin + e.maxs, org0);
446 traceline(org, p, MOVE_NOMONSTERS, e);
447 if(trace_fraction < 1)
450 if(!e.WarpZone_findradius_hit || vlen(e.WarpZone_findradius_dist) > vlen(org0 - p))
452 e.WarpZone_findradius_nearest = p;
453 e.WarpZone_findradius_dist = org0 - p;
454 e.WarpZone_findradius_findorigin = org;
455 e.WarpZone_findradius_findradius = rad;
456 if(e.classname == "warpzone_refsys")
458 // ignore, especially: do not overwrite the refsys parameters
460 else if(e.classname == "trigger_warpzone")
462 e.WarpZone_findradius_next = wz;
464 e.WarpZone_findradius_hit = 1;
465 e.enemy.WarpZone_findradius_dist = '0 0 0'; // we don't want to go through this zone ever again
466 e.enemy.WarpZone_findradius_hit = 1;
470 e.warpzone_transform = transform;
471 e.warpzone_shift = shift;
472 e.WarpZone_findradius_hit = 1;
476 for(e = wz; e; e = e.WarpZone_findradius_next)
478 org0_new = WarpZone_TransformOrigin(e, org);
479 traceline(e.warpzone_targetorigin, org0_new, MOVE_NOMONSTERS, e);
480 org_new = trace_endpos;
482 transform_new = AnglesTransform_Multiply(e.warpzone_transform, transform);
483 shift_new = AnglesTransform_Multiply_GetPostShift(e.warpzone_transform, e.warpzone_shift, transform, shift);
484 WarpZone_FindRadius_Recurse(
486 bound(0, rad - vlen(org_new - org0_new), rad - 8),
488 transform_new, shift_new,
490 e.WarpZone_findradius_hit = 0;
491 e.enemy.WarpZone_findradius_hit = 0;
494 entity WarpZone_FindRadius(vector org, float rad, float needlineofsight)
497 WarpZone_FindRadius_Recurse(org, rad, org, '0 0 0', '0 0 0', needlineofsight);
498 e0 = findchainfloat(WarpZone_findradius_hit, 1);
499 for(e = e0; e; e = e.chain)
500 e.WarpZone_findradius_hit = 0;
504 .entity WarpZone_refsys;
505 void WarpZone_RefSys_GC()
507 // garbage collect unused reference systems
508 self.nextthink = time + 1;
509 if(self.owner.WarpZone_refsys != self)
512 void WarpZone_RefSys_Add(entity me, entity wz)
514 if(me.WarpZone_refsys.owner != me)
516 me.WarpZone_refsys = spawn();
517 me.WarpZone_refsys.classname = "warpzone_refsys";
518 me.WarpZone_refsys.owner = me;
519 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
520 me.WarpZone_refsys.nextthink = time + 1;
521 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
524 WarpZone_Accumulator_Add(me.WarpZone_refsys, wz);
526 .vector WarpZone_refsys_incremental_shift;
527 .vector WarpZone_refsys_incremental_transform;
528 void WarpZone_RefSys_AddIncrementally(entity me, entity ref)
531 if(me.WarpZone_refsys_incremental_transform == ref.WarpZone_refsys.warpzone_transform)
532 if(me.WarpZone_refsys_incremental_shift == ref.WarpZone_refsys.warpzone_shift)
534 if(me.WarpZone_refsys.owner != me)
536 me.WarpZone_refsys = spawn();
537 me.WarpZone_refsys.classname = "warpzone_refsys";
538 me.WarpZone_refsys.owner = me;
539 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
540 me.WarpZone_refsys.nextthink = time + 1;
541 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
543 t = AnglesTransform_Invert(me.WarpZone_refsys_incremental_transform);
544 s = AnglesTransform_PrePostShift_GetPostShift(me.WarpZone_refsys_incremental_shift, t, '0 0 0');
545 WarpZone_Accumulator_AddTransform(me.WarpZone_refsys, t, s);
546 WarpZone_Accumulator_Add(me.WarpZone_refsys, ref);
547 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
548 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
550 void WarpZone_RefSys_BeginAddingIncrementally(entity me, entity ref)
552 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
553 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
555 vector WarpZone_RefSys_TransformOrigin(entity from, entity to, vector org)
557 if(from.WarpZone_refsys)
558 org = WarpZone_UnTransformOrigin(from.WarpZone_refsys, org);
559 if(to.WarpZone_refsys)
560 org = WarpZone_TransformOrigin(to.WarpZone_refsys, org);
563 vector WarpZone_RefSys_TransformVelocity(entity from, entity to, vector vel)
565 if(from.WarpZone_refsys)
566 vel = WarpZone_UnTransformVelocity(from.WarpZone_refsys, vel);
567 if(to.WarpZone_refsys)
568 vel = WarpZone_TransformVelocity(to.WarpZone_refsys, vel);
571 vector WarpZone_RefSys_TransformAngles(entity from, entity to, vector ang)
573 if(from.WarpZone_refsys)
574 ang = WarpZone_UnTransformAngles(from.WarpZone_refsys, ang);
575 if(to.WarpZone_refsys)
576 ang = WarpZone_TransformAngles(to.WarpZone_refsys, ang);
579 vector WarpZone_RefSys_TransformVAngles(entity from, entity to, vector ang)
581 if(from.WarpZone_refsys)
582 ang = WarpZone_UnTransformVAngles(from.WarpZone_refsys, ang);
583 if(to.WarpZone_refsys)
584 ang = WarpZone_TransformVAngles(to.WarpZone_refsys, ang);
587 entity WarpZone_RefSys_SpawnSameRefSys(entity me)
591 if(me.WarpZone_refsys)
593 e.WarpZone_refsys = spawn();
594 e.WarpZone_refsys.classname = "warpzone_refsys";
595 e.WarpZone_refsys.owner = e;
596 e.WarpZone_refsys.think = WarpZone_RefSys_GC;
597 e.WarpZone_refsys.nextthink = time + 1;
598 e.WarpZone_refsys.warpzone_shift = me.WarpZone_refsys.warpzone_shift;
599 e.WarpZone_refsys.warpzone_transform = me.WarpZone_refsys.warpzone_transform;