Function add

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o,s,a,u,l=t[0],c=r[0],f=0,d=0;c>l==c>-l?(o=l,l=t[++f]):(o=c,c=r[++d]);let p=0;if(f<e&&d<n)for(c>l==c>-l?(s=l+o,a=o-(s-l),l=t[++f]):(s=c+o,a=o-(s-c),c=r[++d]),o=s,a!==0&&(i[p++]=a);f<e&&d<n;)c>l==c>-l?(s=o+l,u=s-o,a=o-(s-u)+(l-u),l=t[++f]):(s=o+c,u=s-o,a=o-(s-u)+(c-u),c=r[++d]),o=s,a!==0&&(i[p++]=a);for(;f<e;)s=o+l,u=s-o,a=o-(s-u)+(l-u),l=t[++f],o=s,a!==0&&(i[p++]=a);for(;d<n;)s=o+c,u=s-o,a=o-(s-u)+(c-u),c=r[++d],o=s,a!==0&&(i[p++]=a);return(o!==0||p===0)&&(i[p++]=o),p}function N0(e,t){let n=t[0];for(let r=1;r<e;r++)n+=t[r];return n}function ee(e){return new Float64Array(e)}var Gce=(3+16*We)*We,jce=(2+12*We)*We,Wce=(9+64*We)*We*We,cp=ee(4),b9=ee(8),v9=ee(12),E9=ee(16),jr=ee(4);function Vce(e,t,n,r,i,o,s){let a,u,l,c,f,d,p,m,h,g,y,x,b,v,E,S,w,A,C=e-i,_=n-i,F=t-o,I=r-o;v=C*I,d=an*C,p=d-(d-C),m=C-p,d=an*I,h=d-(d-I),g=I-h,E=m*g-(v-p*h-m*h-p*g),S=F*_,d=an*F,p=d-(d-F),m=F-p,d=an*_,h=d-(d-_),g=_-h,w=m*g-(S-p*h-m*h-p*g),y=E-w,f=E-y,cp[0]=E-(y+f)+(f-w),x=v+y,f=x-v,b=v-(x-f)+(y-f),y=b-S,f=b-y,cp[1]=b-(y+f)+(f-S),A=x+y,f=A-x,cp[2]=x-(A-f)+(y-f),cp[3]=A;let M=N0(4,cp),R=jce*s;if(M>=R||-M>=R||(f=e-C,a=e-(C+f)+(f-i),f=n-_,l=n-(_+f)+(f-i),f=t-F,u=t-(F+f)+(f-o),f=r-I,c=r-(I+f)+(f-o),a===0&&u===0&&l===0&&c===0)||(R=Wce*s+I0*Math.abs(M),M+=C*c+I*a-(F*l+_*u),M>=R||-M>=R))return M;v=a*I,d=an*a,p=d-(d-a),m=a-p,d=an*I,h=d-(d-I),g=I-h,E=m*g-(v-p*h-m*h-p*g),S=u*_,d=an*u,p=d-(d-u),m=u-p,d=an*_,h=d-(d-_),g=_-h,w=m*g-(S-p*h-m*h-p*g),y=E-w,f=E-y,jr[0]=E-(y+f)+(f-w),x=v+y,f=x-v,b=v-(x-f)+(y-f),y=b-S,f=b-y,jr[1]=b-(y+f)+(f-S),A=x+y,f=A-x,jr[2]=x-(A-f)+(y-f),jr[3]=A;let k=Xc(4,cp,4,jr,b9);v=C*c,d=an*C,p=d-(d-C),m=C-p,d=an*c,h=d-(d-c),g=c-h,E=m*g-(v-p*h-m*h-p*g),S=F*l,d=an*F,p=d-(d-F),m=F-p,d=an*l,h=d-(d-l),g=l-h,w=m*g-(S-p*h-m*h-p*g),y=E-w,f=E-y,jr[0]=E-(y+f)+(f-w),x=v+y,f=x-v,b=v-(x-f)+(y-f),y=b-S,f=b-y,jr[1]=b-(y+f)+(f-S),A=x+y,f=A-x,jr[2]=x-(A-f)+(y-f),jr[3]=A;let D=Xc(k,b9,4,jr,v9);v=a*c,d=an*a,p=d-(d-a),m=a-p,d=an*c,h=d-(d-c),g=c-h,E=m*g-(v-p*h-m*h-p*g),S=u*l,d=an*u,p=d-(d-u),m=u-p,d=an*l,h=d-(d-l),g=l-h,w=m*g-(S-p*h-m*h-p*g),y=E-w,f=E-y,jr[0]=E-(y+f)+(f-w),x=v+y,f=x-v,b=v-(x-f)+(y-f),y=b-S,f=b-y,jr[1]=b-(y+f)+(f-S),A=x+y,f=A-x,jr[2]=x-(A-f)+(y-f),jr[3]=A;let T=Xc(D,v9,4,jr,E9);return E9[T-1]}function fp(e,t,n,r,i,o){let s=(t-o)*(n-i),a=(e-i)*(r-o),u=s-a,l=Math.abs(s+a);return Math.abs(u)>=Gce*l?u:-Vce(e,t,n,r,i,o,l)}var f9e=(7+56*We)*We,d9e=(3+28*We)*We,p9e=(26+288*We)*We*We,m9e=ee(4),h9e=ee(4),g9e=ee(4),y9e=ee(4),x9e=ee(4),b9e=ee(4),v9e=ee(4),E9e=ee(4),w9e=ee(4),S9e=ee(8),A9e=ee(8),_9e=ee(8),C9e=ee(4),k9e=ee(8),F9e=ee(8),T9e=ee(8),R9e=ee(12),D9e=ee(192),M9e=ee(192);var O9e=(10+96*We)*We,P9e=(4+48*We)*We,$9e=(44+576*We)*We*We,L9e=ee(4),B9e=ee(4),U9e=ee(4),z9e=ee(4),H9e=ee(4),q9e=ee(4),G9e=ee(4),j9e=ee(4),W9e=ee(8),V9e=ee(8),Y9e=ee(8),X9e=ee(8),K9e=ee(8),Q9e=ee(8),J9e=ee(8),Z9e=ee(8),eze=ee(8),tze=ee(4),nze=ee(4),rze=ee(4),ize=ee(8),oze=ee(16),sze=ee(16),aze=ee(16),uze=ee(32),lze=ee(32),cze=ee(48),fze=ee(64),dze=ee(1152),pze=ee(1152);var 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Uint32Array(s),_=0;for(let F=0,I=-1/0;F<s;F++){let M=this._ids[F],R=this._dists[M];R>I&&(C[_++]=M,I=R)}this.hull=C.subarray(0,_),this.triangles=new Uint32Array(0),this.halfedges=new Uint32Array(0);return}if(fp(g,y,x,b,E,S)<0){let C=m,_=x,F=b;m=h,x=E,b=S,h=C,E=_,S=F}let w=Jce(g,y,x,b,E,S);this._cx=w.x,this._cy=w.y;for(let C=0;C<s;C++)this._dists[C]=XD(t[2*C],t[2*C+1],w.x,w.y);dp(this._ids,this._dists,0,s-1),this._hullStart=p;let A=3;r[p]=n[h]=m,r[m]=n[p]=h,r[h]=n[m]=p,i[p]=0,i[m]=1,i[h]=2,o.fill(-1),o[this._hashKey(g,y)]=p,o[this._hashKey(x,b)]=m,o[this._hashKey(E,S)]=h,this.trianglesLen=0,this._addTriangle(p,m,h,-1,-1,-1);for(let C=0,_,F;C<this._ids.length;C++){let I=this._ids[C],M=t[2*I],R=t[2*I+1];if(C>0&&Math.abs(M-_)<=S9&&Math.abs(R-F)<=S9||(_=M,F=R,I===p||I===m||I===h))continue;let k=0;for(let H=0,le=this._hashKey(M,R);H<this._hashSize&&(k=o[(le+H)%this._hashSize],!(k!==-1&&k!==r[k]));H++);k=n[k];let 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a=r[t],u=t-t%3;if(s=u+(t+2)%3,a===-1){if(o===0)break;t=uE[--o];continue}let l=a-a%3,c=u+(t+1)%3,f=l+(a+2)%3,d=n[s],p=n[t],m=n[c],h=n[f];if(Kce(i[2*d],i[2*d+1],i[2*p],i[2*p+1],i[2*m],i[2*m+1],i[2*h],i[2*h+1])){n[t]=h,n[a]=d;let y=r[f];if(y===-1){let b=this._hullStart;do{if(this._hullTri[b]===f){this._hullTri[b]=t;break}b=this._hullPrev[b]}while(b!==this._hullStart)}this._link(t,y),this._link(a,r[s]),this._link(s,f);let x=l+(a+1)%3;o<uE.length&&(uE[o++]=x)}else{if(o===0)break;t=uE[--o]}}return s}_link(t,n){this._halfedges[t]=n,n!==-1&&(this._halfedges[n]=t)}_addTriangle(t,n,r,i,o,s){let a=this.trianglesLen;return this._triangles[a]=t,this._triangles[a+1]=n,this._triangles[a+2]=r,this._link(a,i),this._link(a+1,o),this._link(a+2,s),this.trianglesLen+=3,a}};function Xce(e,t){let n=e/(Math.abs(e)+Math.abs(t));return(t>0?3-n:1+n)/4}function XD(e,t,n,r){let i=e-n,o=t-r;return i*i+o*o}function Kce(e,t,n,r,i,o,s,a){let u=e-s,l=t-a,c=n-s,f=r-a,d=i-s,p=o-a,m=u*u+l*l,h=c*c+f*f,g=d*d+p*p;return 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fo:void 0,{delaunay:{halfedges:r,inedges:i,hull:o},circumcenters:s,vectors:a}=this;if(o.length<=1)return null;for(let c=0,f=r.length;c<f;++c){let d=r[c];if(d<c)continue;let p=Math.floor(c/3)*2,m=Math.floor(d/3)*2,h=s[p],g=s[p+1],y=s[m],x=s[m+1];this._renderSegment(h,g,y,x,t)}let u,l=o[o.length-1];for(let c=0;c<o.length;++c){u=l,l=o[c];let f=Math.floor(i[l]/3)*2,d=s[f],p=s[f+1],m=u*4,h=this._project(d,p,a[m+2],a[m+3]);h&&this._renderSegment(d,p,h[0],h[1],t)}return n&&n.value()}renderBounds(t){let n=t==null?t=new fo:void 0;return t.rect(this.xmin,this.ymin,this.xmax-this.xmin,this.ymax-this.ymin),n&&n.value()}renderCell(t,n){let r=n==null?n=new fo:void 0,i=this._clip(t);if(i===null||!i.length)return;n.moveTo(i[0],i[1]);let o=i.length;for(;i[0]===i[o-2]&&i[1]===i[o-1]&&o>1;)o-=2;for(let s=2;s<o;s+=2)(i[s]!==i[s-2]||i[s+1]!==i[s-1])&&n.lineTo(i[s],i[s+1]);return n.closePath(),r&&r.value()}*cellPolygons(){let{delaunay:{points:t}}=this;for(let n=0,r=t.length/2;n<r;++n){let 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