adius:t,height:e,capSegments:n,radialSegments:i,heightSegments:s},e=Math.max(0,e),n=Math.max(1,Math.floor(n)),i=Math.max(3,Math.floor(i)),s=Math.max(1,Math.floor(s));let a=[],r=[],o=[],l=[],c=e/2,u=Math.PI/2*t,f=e,h=2*u+f,p=n*2+s,v=i+1,y=new C,U=new C;for(let d=0;d<=p;d++){let g=0,m=0,x=0,S=0;if(d<=n){let w=d/n,b=w*Math.PI/2;m=-c-t*Math.cos(b),x=t*Math.sin(b),S=-t*Math.cos(b),g=w*u}else if(d<=n+s){let w=(d-n)/s;m=-c+w*e,x=t,S=0,g=u+w*f}else{let w=(d-n-s)/n,b=w*Math.PI/2;m=c+t*Math.sin(b),x=t*Math.cos(b),S=t*Math.sin(b),g=u+f+w*u}let A=Math.max(0,Math.min(1,g/h)),T=0;if(d===0)T=0.5/i;else if(d===p)T=-0.5/i;for(let w=0;w<=i;w++){let b=w/i,M=b*Math.PI*2,R=Math.sin(M),O=Math.cos(M);U.x=-x*O,U.y=m,U.z=x*R,r.push(U.x,U.y,U.z),y.set(-x*O,S,x*R),y.normalize(),o.push(y.x,y.y,y.z),l.push(b+T,A)}if(d>0){let w=(d-1)*v;for(let b=0;b0)g(!0);if(e>0)g(!1)}this.setIndex(c),this.setAttribute("position",new Zt(u,3)),this.setAttribute("normal",new Zt(f,3)),this.setAttribute("uv",new Zt(h,2));function d(){let m=new C,x=new C,S=0,A=(e-t)/n;for(let T=0;T<=s;T++){let w=[],b=T/s,M=b*(e-t)+t;for(let R=0;R<=i;R++){let O=R/i,V=O*o+r,k=Math.sin(V),et=Math.cos(V);x.x=M*k,x.y=-b*n+y,x.z=M*et,u.push(x.x,x.y,x.z),m.set(k,A,et).normalize(),f.push(m.x,m.y,m.z),h.push(O,1-b),w.push(p++)}v.push(w)}for(let T=0;T0||w!==0)c.push(b,M,O),S+=3;if(e>0||w!==s-1)c.push(M,R,O),S+=3}l.addGroup(U,S,0),U+=S}function g(m){let x=p,S=new Nt,A=new C,T=0,w=m===!0?t:e,b=m===!0?1:-1;for(let R=1;R<=i;R++)u.push(0,y*b,0),f.push(0,b,0),h.push(0.5,0.5),p++;let M=p;for(let R=0;R<=i;R++){let V=R/i*o+r,k=Math.cos(V),et=Math.sin(V);A.x=w*et,A.y=y*b,A.z=w*k,u.push(A.x,A.y,A.z),f.push(0,b,0),S.x=k*0.5+0.5,S.y=et*0.5*b+0.5,h.push(S.x,S.y),p++}for(let R=0;R