t),this.setFromPoints(Dt)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Pt.prototype.isBox3=!0;const Dt=[new Lt,new Lt,new Lt,new Lt,new Lt,new Lt,new Lt,new Lt],It=new Lt,Nt=new Pt,Bt=new Lt,zt=new Lt,Ft=new Lt,Ot=new Lt,Ht=new Lt,Gt=new Lt,Ut=new Lt,kt=new Lt,Vt=new Lt,Wt=new Lt;function jt(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){Wt.fromArray(t,s);const a=r.x*Math.abs(Wt.x)+r.y*Math.abs(Wt.y)+r.z*Math.abs(Wt.z),o=e.dot(Wt),l=n.dot(Wt),c=i.dot(Wt);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const qt=new Pt,Xt=new Lt,Yt=new Lt,Zt=new Lt;class Jt{constructor(t=new Lt,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):qt.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new Pt),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){Zt.subVectors(t,this.center);const e=Zt.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(Zt.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return Yt.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(Xt.copy(t.center).add(Yt)),this.expandByPoint(Xt.copy(t.center).sub(Yt)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Qt=new Lt,Kt=new Lt,$t=new Lt,te=new Lt,ee=new Lt,ne=new Lt,ie=new Lt;class re{constructor(t=new Lt,e=new Lt(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return void 0===e&&(console.warn("THREE.Ray: .at() target is now required"),e=new Lt),e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Qt)),this}closestPointToPoint(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new Lt),e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Qt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Qt.copy(this.direction).multiplyScalar(e).add(this.origin),Qt.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){Kt.copy(t).add(e).multiplyScalar(.5),$t.copy(e).sub(t).normalize(),te.copy(this.origin).sub(Kt);const r=.5*t.distanceTo(e),s=-this.direction.dot($t),a=te.dot(this.direction),o=-te.dot($t),l=te.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy($t).multiplyScalar(u).add(Kt),d}intersectSphere(t,e){Qt.subVectors(t.center,this.origin);const n=Qt.dot(this.direction),i=Qt.dot(Qt)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.ra