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 void WarpZone_SetUp(entity e, vector my_org, vector my_ang, vector other_org, vector other_ang)
25 e.warpzone_transform = AnglesTransform_Divide(other_ang, AnglesTransform_TurnDirectionFR(my_ang));
26 e.warpzone_shift = AnglesTransform_PrePostShift_GetPostShift(my_org, e.warpzone_transform, other_org);
27 e.warpzone_origin = my_org;
28 e.warpzone_targetorigin = other_org;
29 e.warpzone_angles = my_ang;
30 e.warpzone_targetangles = other_ang;
31 fixedmakevectors(my_ang); e.warpzone_forward = v_forward;
32 fixedmakevectors(other_ang); e.warpzone_targetforward = v_forward;
37 vector WarpZoneLib_BoxTouchesBrush_mins;
38 vector WarpZoneLib_BoxTouchesBrush_maxs;
39 entity WarpZoneLib_BoxTouchesBrush_ent;
40 entity WarpZoneLib_BoxTouchesBrush_ignore;
41 float WarpZoneLib_BoxTouchesBrush_Recurse()
47 tracebox('0 0 0', WarpZoneLib_BoxTouchesBrush_mins, WarpZoneLib_BoxTouchesBrush_maxs, '0 0 0', MOVE_NOMONSTERS, WarpZoneLib_BoxTouchesBrush_ignore);
49 if (trace_networkentity)
51 dprint("hit a network ent, cannot continue WarpZoneLib_BoxTouchesBrush\n");
52 // we cannot continue, as a player blocks us...
59 if (trace_ent == WarpZoneLib_BoxTouchesBrush_ent)
65 f = WarpZoneLib_BoxTouchesBrush_Recurse();
71 float WarpZoneLib_BoxTouchesBrush(vector mi, vector ma, entity e, entity ig)
80 WarpZoneLib_BoxTouchesBrush_mins = mi;
81 WarpZoneLib_BoxTouchesBrush_maxs = ma;
82 WarpZoneLib_BoxTouchesBrush_ent = e;
83 WarpZoneLib_BoxTouchesBrush_ignore = ig;
84 f = WarpZoneLib_BoxTouchesBrush_Recurse();
90 entity WarpZone_Find(vector mi, vector ma)
92 // if we are near any warpzone planes - MOVE AWAY (work around nearclip)
94 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
95 if(WarpZoneLib_BoxTouchesBrush(mi, ma, e, world))
100 void WarpZone_MakeAllSolid()
103 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
107 void WarpZone_MakeAllOther()
110 for(e = world; (e = find(e, classname, "trigger_warpzone")); )
111 e.solid = SOLID_TRIGGER;
114 void WarpZone_Trace_InitTransform()
116 if(!WarpZone_trace_transform)
118 WarpZone_trace_transform = spawn();
119 WarpZone_trace_transform.classname = "warpzone_trace_transform";
121 WarpZone_Accumulator_Clear(WarpZone_trace_transform);
123 void WarpZone_Trace_AddTransform(entity wz)
125 WarpZone_Accumulator_Add(WarpZone_trace_transform, wz);
128 void WarpZone_TraceBox_ThroughZone(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent, entity zone, WarpZone_trace_callback_t cb)
139 WarpZone_Trace_InitTransform();
140 // if starting in warpzone, first transform
141 wz = WarpZone_Find(org + mi, org + ma);
144 if(zone && wz != zone)
146 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
152 WarpZone_Trace_AddTransform(wz);
153 org = WarpZone_TransformOrigin(wz, trace_endpos);
154 end = WarpZone_TransformOrigin(wz, end);
156 WarpZone_MakeAllSolid();
161 tracebox(org, mi, ma, end, nomonsters, forent);
163 cb(org, trace_endpos, end);
165 sol = trace_startsolid;
167 frac = trace_fraction = frac + (1 - frac) * trace_fraction;
168 if(trace_fraction >= 1)
170 if(trace_ent.classname != "trigger_warpzone")
174 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
178 if(zone && wz != zone)
180 WarpZone_Trace_AddTransform(wz);
181 // we hit a warpzone... so, let's perform the trace after the warp again
182 org = WarpZone_TransformOrigin(wz, trace_endpos);
183 end = WarpZone_TransformOrigin(wz, end);
185 WarpZone_MakeAllOther();
187 trace_startsolid = sol;
193 void WarpZone_TraceBox(vector org, vector mi, vector ma, vector end, float nomonsters, entity forent)
195 WarpZone_TraceBox_ThroughZone(org, mi, ma, end, nomonsters, forent, world, WarpZone_trace_callback_t_null);
198 void WarpZone_TraceLine(vector org, vector end, float nomonsters, entity forent)
200 WarpZone_TraceBox(org, '0 0 0', '0 0 0', end, nomonsters, forent);
203 void WarpZone_TraceToss_ThroughZone(entity e, entity forent, entity zone, WarpZone_trace_callback_t cb)
206 vector vf, vr, vu, v0, o0;
214 WarpZone_Trace_InitTransform();
215 // if starting in warpzone, first transform
216 wz = WarpZone_Find(e.origin + e.mins, e.origin + e.maxs);
219 if(zone && wz != zone)
221 // we are in ANOTHER warpzone. This is bad. Make a zero length trace and return.
223 WarpZone_tracetoss_time = 0;
227 WarpZone_Trace_AddTransform(wz);
228 setorigin(e, WarpZone_TransformOrigin(wz, e.origin));
229 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
231 WarpZone_MakeAllSolid();
232 g = cvar("sv_gravity") * e.gravity;
233 WarpZone_tracetoss_time = 0;
236 tracetoss(e, forent);
238 cb(e.origin, trace_endpos, trace_endpos);
239 e.origin = trace_endpos;
240 e.velocity_z -= WarpZone_tracetoss_time * g;
241 dt = vlen(e.origin - o0) / vlen(e.velocity);
242 WarpZone_tracetoss_time += dt;
243 if(trace_fraction >= 1)
245 if(trace_ent.classname != "trigger_warpzone")
249 dprint("I transformed into the same zone again, wtf, aborting the trace\n");
253 if(zone && wz != zone)
255 WarpZone_Trace_AddTransform(wz);
256 // we hit a warpzone... so, let's perform the trace after the warp again
257 e.origin = WarpZone_TransformOrigin(wz, e.origin);
258 e.velocity = WarpZone_TransformVelocity(wz, e.velocity);
260 WarpZone_MakeAllOther();
262 WarpZone_tracetoss_velocity = e.velocity;
266 // restore old entity data (caller just uses trace_endpos, WarpZone_tracetoss_velocity and the transform)
271 void WarpZone_TraceToss(entity e, entity forent)
273 WarpZone_TraceToss_ThroughZone(e, forent, world, WarpZone_trace_callback_t_null);
276 entity WarpZone_TrailParticles_trace_callback_own;
277 float WarpZone_TrailParticles_trace_callback_eff;
278 void WarpZone_TrailParticles_trace_callback(vector from, vector endpos, vector to)
280 trailparticles(WarpZone_TrailParticles_trace_callback_own, WarpZone_TrailParticles_trace_callback_eff, from, endpos);
283 void WarpZone_TrailParticles(entity own, float eff, vector org, vector end)
285 WarpZone_TrailParticles_trace_callback_own = own;
286 WarpZone_TrailParticles_trace_callback_eff = eff;
287 WarpZone_TraceBox_ThroughZone(org, '0 0 0', '0 0 0', end, MOVE_NOMONSTERS, world, world, WarpZone_TrailParticles_trace_callback);
290 float WarpZone_PlaneDist(entity wz, vector v)
292 return (v - wz.warpzone_origin) * wz.warpzone_forward;
295 float WarpZone_TargetPlaneDist(entity wz, vector v)
297 return (v - wz.warpzone_targetorigin) * wz.warpzone_targetforward;
300 vector WarpZone_TransformOrigin(entity wz, vector v)
302 return wz.warpzone_shift + AnglesTransform_Apply(wz.warpzone_transform, v);
305 vector WarpZone_TransformVelocity(entity wz, vector v)
307 return AnglesTransform_Apply(wz.warpzone_transform, v);
310 vector WarpZone_TransformAngles(entity wz, vector v)
312 return AnglesTransform_ApplyToAngles(wz.warpzone_transform, v);
315 vector WarpZone_TransformVAngles(entity wz, vector ang)
323 ang = AnglesTransform_ApplyToVAngles(wz.warpzone_transform, ang);
326 ang = AnglesTransform_Normalize(ang, TRUE);
327 ang = AnglesTransform_CancelRoll(ang);
330 ang = AnglesTransform_Normalize(ang, FALSE);
336 vector WarpZone_UnTransformOrigin(entity wz, vector v)
338 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v - wz.warpzone_shift);
341 vector WarpZone_UnTransformVelocity(entity wz, vector v)
343 return AnglesTransform_Apply(AnglesTransform_Invert(wz.warpzone_transform), v);
346 vector WarpZone_UnTransformAngles(entity wz, vector v)
348 return AnglesTransform_ApplyToAngles(AnglesTransform_Invert(wz.warpzone_transform), v);
351 vector WarpZone_UnTransformVAngles(entity wz, vector ang)
358 ang = AnglesTransform_ApplyToVAngles(AnglesTransform_Invert(wz.warpzone_transform), ang);
359 ang = AnglesTransform_Normalize(ang, TRUE);
360 ang = AnglesTransform_CancelRoll(ang);
366 vector WarpZoneLib_NearestPointOnBox(vector mi, vector ma, vector org)
369 nearest_x = bound(mi_x, org_x, ma_x);
370 nearest_y = bound(mi_y, org_y, ma_y);
371 nearest_z = bound(mi_z, org_z, ma_z);
375 .float WarpZone_findradius_hit;
376 .entity WarpZone_findradius_next;
377 void WarpZone_FindRadius_Recurse(vector org, float rad, vector org0, vector transform, vector shift, float needlineofsight)
378 // blast origin of current search original blast origin how to untransform (victim to blast system)
382 vector shift_new, transform_new;
388 e0 = findradius(org, rad);
391 for(e = e0; e; e = e.chain)
393 p = WarpZoneLib_NearestPointOnBox(e.origin + e.mins, e.origin + e.maxs, org0);
396 traceline(org, p, MOVE_NOMONSTERS, e);
397 if(trace_fraction < 1)
400 if(!e.WarpZone_findradius_hit || vlen(e.WarpZone_findradius_dist) > vlen(org0 - p))
402 e.WarpZone_findradius_nearest = p;
403 e.WarpZone_findradius_dist = org0 - p;
404 e.WarpZone_findradius_findorigin = org;
405 e.WarpZone_findradius_findradius = rad;
406 if(e.classname == "warpzone_refsys")
408 // ignore, especially: do not overwrite the refsys parameters
410 else if(e.classname == "trigger_warpzone")
412 e.WarpZone_findradius_next = wz;
414 e.WarpZone_findradius_hit = 1;
415 e.enemy.WarpZone_findradius_dist = '0 0 0'; // we don't want to go through this zone ever again
416 e.enemy.WarpZone_findradius_hit = 1;
420 e.warpzone_transform = transform;
421 e.warpzone_shift = shift;
422 e.WarpZone_findradius_hit = 1;
426 for(e = wz; e; e = e.WarpZone_findradius_next)
428 org0_new = WarpZone_TransformOrigin(e, org);
429 traceline(e.warpzone_targetorigin, org0_new, MOVE_NOMONSTERS, e);
430 org_new = trace_endpos;
432 transform_new = AnglesTransform_Multiply(e.warpzone_transform, transform);
433 shift_new = AnglesTransform_Multiply_GetPostShift(e.warpzone_transform, e.warpzone_shift, transform, shift);
434 WarpZone_FindRadius_Recurse(
436 bound(0, rad - vlen(org_new - org0_new), rad - 8),
438 transform_new, shift_new,
440 e.WarpZone_findradius_hit = 0;
441 e.enemy.WarpZone_findradius_hit = 0;
444 entity WarpZone_FindRadius(vector org, float rad, float needlineofsight)
447 WarpZone_FindRadius_Recurse(org, rad, org, '0 0 0', '0 0 0', needlineofsight);
448 e0 = findchainfloat(WarpZone_findradius_hit, 1);
449 for(e = e0; e; e = e.chain)
450 e.WarpZone_findradius_hit = 0;
454 .entity WarpZone_refsys;
455 void WarpZone_RefSys_GC()
457 // garbage collect unused reference systems
458 self.nextthink = time + 1;
459 if(self.owner.WarpZone_refsys != self)
462 void WarpZone_RefSys_Add(entity me, entity wz)
464 if(me.WarpZone_refsys.owner != me)
466 me.WarpZone_refsys = spawn();
467 me.WarpZone_refsys.classname = "warpzone_refsys";
468 me.WarpZone_refsys.owner = me;
469 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
470 me.WarpZone_refsys.nextthink = time + 1;
471 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
474 WarpZone_Accumulator_Add(me.WarpZone_refsys, wz);
476 .vector WarpZone_refsys_incremental_shift;
477 .vector WarpZone_refsys_incremental_transform;
478 void WarpZone_RefSys_AddIncrementally(entity me, entity ref)
481 if(me.WarpZone_refsys_incremental_transform == ref.WarpZone_refsys.warpzone_transform)
482 if(me.WarpZone_refsys_incremental_shift == ref.WarpZone_refsys.warpzone_shift)
484 if(me.WarpZone_refsys.owner != me)
486 me.WarpZone_refsys = spawn();
487 me.WarpZone_refsys.classname = "warpzone_refsys";
488 me.WarpZone_refsys.owner = me;
489 me.WarpZone_refsys.think = WarpZone_RefSys_GC;
490 me.WarpZone_refsys.nextthink = time + 1;
491 WarpZone_Accumulator_Clear(me.WarpZone_refsys);
493 t = AnglesTransform_Invert(me.WarpZone_refsys_incremental_transform);
494 s = AnglesTransform_PrePostShift_GetPostShift(me.WarpZone_refsys_incremental_shift, t, '0 0 0');
495 WarpZone_Accumulator_AddTransform(me.WarpZone_refsys, t, s);
496 WarpZone_Accumulator_Add(me.WarpZone_refsys, ref);
497 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
498 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
500 void WarpZone_RefSys_BeginAddingIncrementally(entity me, entity ref)
502 me.WarpZone_refsys_incremental_shift = ref.WarpZone_refsys.warpzone_shift;
503 me.WarpZone_refsys_incremental_transform = ref.WarpZone_refsys.warpzone_transform;
505 vector WarpZone_RefSys_TransformOrigin(entity from, entity to, vector org)
507 if(from.WarpZone_refsys)
508 org = WarpZone_UnTransformOrigin(from.WarpZone_refsys, org);
509 if(to.WarpZone_refsys)
510 org = WarpZone_TransformOrigin(to.WarpZone_refsys, org);
513 vector WarpZone_RefSys_TransformVelocity(entity from, entity to, vector vel)
515 if(from.WarpZone_refsys)
516 vel = WarpZone_UnTransformVelocity(from.WarpZone_refsys, vel);
517 if(to.WarpZone_refsys)
518 vel = WarpZone_TransformVelocity(to.WarpZone_refsys, vel);
521 vector WarpZone_RefSys_TransformAngles(entity from, entity to, vector ang)
523 if(from.WarpZone_refsys)
524 ang = WarpZone_UnTransformAngles(from.WarpZone_refsys, ang);
525 if(to.WarpZone_refsys)
526 ang = WarpZone_TransformAngles(to.WarpZone_refsys, ang);
529 vector WarpZone_RefSys_TransformVAngles(entity from, entity to, vector ang)
531 if(from.WarpZone_refsys)
532 ang = WarpZone_UnTransformVAngles(from.WarpZone_refsys, ang);
533 if(to.WarpZone_refsys)
534 ang = WarpZone_TransformVAngles(to.WarpZone_refsys, ang);
537 entity WarpZone_RefSys_SpawnSameRefSys(entity me)
541 if(me.WarpZone_refsys)
543 e.WarpZone_refsys = spawn();
544 e.WarpZone_refsys.classname = "warpzone_refsys";
545 e.WarpZone_refsys.owner = e;
546 e.WarpZone_refsys.think = WarpZone_RefSys_GC;
547 e.WarpZone_refsys.nextthink = time + 1;
548 e.WarpZone_refsys.warpzone_shift = me.WarpZone_refsys.warpzone_shift;
549 e.WarpZone_refsys.warpzone_transform = me.WarpZone_refsys.warpzone_transform;