You've already forked wakapi-readme-stats
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364 KiB
JavaScript
1 line
364 KiB
JavaScript
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t={entries:t=>function t(n,r){if(++r>e.length)return n;var i,a=[];for(i in n)a.push({key:i,values:t(n[i],r)});return a}(function t(n,r){if(r>=e.length)return n;for(var i,a,o,u=-1,s=n.length,l=e[r++],c={},f={};++u<s;)(o=c[i=l(a=n[u])+""])?o.push(a):c[i]=[a];for(i in c)f[i]=t(c[i],r);return f}(t,0),0),key:n=>(e.push(n),t)}}function Rp(t){Ur.call(this,null,t)}function Tp(t,e){return t.parent===e.parent?1:2}Bp.Definition={type:"Nest",metadata:{treesource:!0,changes:!0},params:[{name:"keys",type:"field",array:!0},{name:"generate",type:"boolean"}]},_t(Bp,Ur).transform=function(t,e){e.source||x("Nest transform requires an upstream data source.");var 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Up(t){Rp.call(this,t)}Up.Definition={type:"Partition",metadata:{tree:!0,modifies:!0},params:[{name:"field",type:"field"},{name:"sort",type:"compare"},{name:"padding",type:"number",default:0},{name:"round",type:"boolean",default:!1},{name:"size",type:"number",array:!0,length:2},{name:"as",type:"string",array:!0,length:Np.length,default:Np}]};var Pp=_t(Up,Rp);function jp(t){Ur.call(this,null,t)}Pp.layout=d.partition,Pp.params=["size","round","padding"],Pp.fields=Np,jp.Definition={type:"Stratify",metadata:{treesource:!0},params:[{name:"key",type:"field",required:!0},{name:"parentKey",type:"field",required:!0}]},_t(jp,Ur).transform=function(t,e){e.source||x("Stratify transform requires an upstream data source.");var n=this.value,r=t.modified(),i=e.fork(e.ALL).materialize(e.SOURCE),a=!this.value||r||e.changed(e.ADD_REM)||e.modified(t.key.fields)||e.modified(t.parentKey.fields);return i.source=i.source.slice(),a&&(n=i.source.length?Sp(d.stratify().id(t.key).parentId(t.parentKey)(i.source),t.key,E):Sp(d.stratify()([{}]),t.key,t.key)),i.source.root=this.value=n,i};var Ip={tidy:d.tree,cluster:d.cluster},Wp=["x","y","depth","children"];function Hp(t){Rp.call(this,t)}Hp.Definition={type:"Tree",metadata:{tree:!0,modifies:!0},params:[{name:"field",type:"field"},{name:"sort",type:"compare"},{name:"method",type:"enum",default:"tidy",values:["tidy","cluster"]},{name:"size",type:"number",array:!0,length:2},{name:"nodeSize",type:"number",array:!0,length:2},{name:"separation",type:"boolean",default:!0},{name:"as",type:"string",array:!0,length:Wp.length,default:Wp}]};var Gp=_t(Hp,Rp);function Yp(t){Ur.call(this,[],t)}Gp.layout=function(t){var e=t||"tidy";if(vt(Ip,e))return Ip[e]();x("Unrecognized Tree layout method: 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Jp(t){Rp.call(this,t)}Jp.Definition={type:"Treemap",metadata:{tree:!0,modifies:!0},params:[{name:"field",type:"field"},{name:"sort",type:"compare"},{name:"method",type:"enum",default:"squarify",values:["squarify","resquarify","binary","dice","slice","slicedice"]},{name:"padding",type:"number",default:0},{name:"paddingInner",type:"number",default:0},{name:"paddingOuter",type:"number",default:0},{name:"paddingTop",type:"number",default:0},{name:"paddingRight",type:"number",default:0},{name:"paddingBottom",type:"number",default:0},{name:"paddingLeft",type:"number",default:0},{name:"ratio",type:"number",default:1.618033988749895},{name:"round",type:"boolean",default:!1},{name:"size",type:"number",array:!0,length:2},{name:"as",type:"string",array:!0,length:Xp.length,default:Xp}]};var Kp=_t(Jp,Rp);Kp.layout=function(){var t=d.treemap();return t.ratio=function(e){var n=t.tile();n.ratio&&t.tile(n.ratio(e))},t.method=function(e){vt(Vp,e)?t.tile(Vp[e]):x("Unrecognized Treemap layout method: 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r=Zp(e.materialize(e.SOURCE).source,t.groupby),i=(t.groupby||[]).map(m),a=i.length,o=t.as||[m(t.x),m(t.y)],u=[];r.forEach(e=>{ji(e,t.x,t.y,t.bandwidth||.3).forEach(t=>{const n={};for(let t=0;t<a;++t)n[i[t]]=e.dims[t];n[o[0]]=t[0],n[o[1]]=t[1],u.push(Jt(n))})}),this.value&&(n.rem=this.value),this.value=n.add=n.source=u}return n};const em={linear:Ti,log:qi,exp:$i,pow:Li,quad:Ni,poly:Ui};function nm(t){Ur.call(this,null,t)}nm.Definition={type:"Regression",metadata:{generates:!0},params:[{name:"x",type:"field",required:!0},{name:"y",type:"field",required:!0},{name:"groupby",type:"field",array:!0},{name:"method",type:"string",default:"linear",values:Object.keys(em)},{name:"order",type:"number",default:3},{name:"extent",type:"number",array:!0,length:2},{name:"params",type:"boolean",default:!1},{name:"as",type:"string",array:!0}]},_t(nm,Ur).transform=function(t,e){var n=e.fork(e.NO_SOURCE|e.NO_FIELDS);if(!this.value||e.changed()||t.modified()){const r=Zp(e.materialize(e.SOURCE).source,t.groupby),i=(t.groupby||[]).map(m),a=t.method||"linear",o=t.order||3,u=function(t,e){return"poly"===t?e:"quad"===t?2:1}(a,o),s=t.as||[m(t.x),m(t.y)],l=em[a],c=[];let f=t.extent;vt(em,a)||x("Invalid regression method: "+a),null!=f&&"log"===a&&f[0]<=0&&(e.dataflow.warn("Ignoring extent with values <= 0 for log regression."),f=null),r.forEach(n=>{if(n.length<=u)return void e.dataflow.warn("Skipping regression with more parameters than data points.");const r=l(n,t.x,t.y,o);if(t.params)return void c.push(Jt({keys:n.dims,coef:r.coef,rSquared:r.rSquared}));const d=f||pt(n,t.x),h=t=>{const e={};for(let t=0;t<i.length;++t)e[i[t]]=n.dims[t];e[s[0]]=t[0],e[s[1]]=t[1],c.push(Jt(e))};"linear"===a?d.forEach(t=>h([t,r.predict(t)])):Gi(r.predict,d,25,200).forEach(h)}),this.value&&(n.rem=this.value),this.value=n.add=n.source=c}return n};var rm=Object.freeze({__proto__:null,loess:tm,regression:nm});const im=Math.pow(2,-52),am=new Uint32Array(512);class om{static 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g=t[2*d],v=t[2*d+1];m=1/0;for(let e=0;e<a;e++){if(e===d)continue;const n=um(g,v,t[2*e],t[2*e+1]);n<m&&n>0&&(h=e,m=n)}let y=t[2*h],b=t[2*h+1],x=1/0;for(let e=0;e<a;e++){if(e===d||e===h)continue;const n=fm(g,v,y,b,t[2*e],t[2*e+1]);n<x&&(p=e,x=n)}let _=t[2*p],A=t[2*p+1];if(x===1/0){for(let e=0;e<a;e++)this._dists[e]=t[2*e]-t[0]||t[2*e+1]-t[1];dm(this._ids,this._dists,0,a-1);const e=new Uint32Array(a);let n=0;for(let t=0,r=-1/0;t<a;t++){const i=this._ids[t];this._dists[i]>r&&(e[n++]=i,r=this._dists[i])}return this.hull=e.subarray(0,n),this.triangles=new Uint32Array(0),void(this.halfedges=new Uint32Array(0))}if(lm(g,v,y,b,_,A)){const t=h,e=y,n=b;h=p,y=_,b=A,p=t,_=e,A=n}const k=function(t,e,n,r,i,a){const o=n-t,u=r-e,s=i-t,l=a-e,c=o*o+u*u,f=s*s+l*l,d=.5/(o*l-u*s);return{x:t+(l*c-u*f)*d,y:e+(o*f-s*c)*d}}(g,v,y,b,_,A);this._cx=k.x,this._cy=k.y;for(let e=0;e<a;e++)this._dists[e]=um(t[2*e],t[2*e+1],k.x,k.y);dm(this._ids,this._dists,0,a-1),this._hullStart=d;let w=3;n[d]=e[p]=h,n[h]=e[d]=p,n[p]=e[h]=d,r[d]=0,r[h]=1,r[p]=2,i.fill(-1),i[this._hashKey(g,v)]=d,i[this._hashKey(y,b)]=h,i[this._hashKey(_,A)]=p,this.trianglesLen=0,this._addTriangle(d,h,p,-1,-1,-1);for(let a,o,u=0;u<this._ids.length;u++){const s=this._ids[u],l=t[2*s],c=t[2*s+1];if(u>0&&Math.abs(l-a)<=im&&Math.abs(c-o)<=im)continue;if(a=l,o=c,s===d||s===h||s===p)continue;let f=0;for(let t=0,e=this._hashKey(l,c);t<this._hashSize&&(f=i[(e+t)%this._hashSize],-1===f||f===n[f]);t++);f=e[f];let m,g=f;for(;m=n[g],!lm(l,c,t[2*g],t[2*g+1],t[2*m],t[2*m+1]);)if(g=m,g===f){g=-1;break}if(-1===g)continue;let v=this._addTriangle(g,s,n[g],-1,-1,r[g]);r[s]=this._legalize(v+2),r[g]=v,w++;let y=n[g];for(;m=n[y],lm(l,c,t[2*y],t[2*y+1],t[2*m],t[2*m+1]);)v=this._addTriangle(y,s,m,r[s],-1,r[y]),r[s]=this._legalize(v+2),n[y]=y,w--,y=m;if(g===f)for(;m=e[g],lm(l,c,t[2*m],t[2*m+1],t[2*g],t[2*g+1]);)v=this._addTriangle(m,s,g,-1,r[g],r[m]),this._legalize(v+2),r[m]=v,n[g]=g,w--,g=m;this._hullStart=e[s]=g,n[g]=e[y]=s,n[s]=y,i[this._hashKey(l,c)]=s,i[this._hashKey(t[2*g],t[2*g+1])]=g}this.hull=new Uint32Array(w);for(let t=0,e=this._hullStart;t<w;t++)this.hull[t]=e,e=n[e];this.triangles=this._triangles.subarray(0,this.trianglesLen),this.halfedges=this._halfedges.subarray(0,this.trianglesLen)}_hashKey(t,e){return Math.floor(function(t,e){const n=t/(Math.abs(t)+Math.abs(e));return(e>0?3-n:1+n)/4}(t-this._cx,e-this._cy)*this._hashSize)%this._hashSize}_legalize(t){const{_triangles:e,_halfedges:n,coords:r}=this;let i=0,a=0;for(;;){const o=n[t],u=t-t%3;if(a=u+(t+2)%3,-1===o){if(0===i)break;t=am[--i];continue}const s=o-o%3,l=u+(t+1)%3,c=s+(o+2)%3,f=e[a],d=e[t],h=e[l],p=e[c];if(cm(r[2*f],r[2*f+1],r[2*d],r[2*d+1],r[2*h],r[2*h+1],r[2*p],r[2*p+1])){e[t]=p,e[o]=f;const r=n[c];if(-1===r){let e=this._hullStart;do{if(this._hullTri[e]===c){this._hullTri[e]=t;break}e=this._hullPrev[e]}while(e!==this._hullStart)}this._link(t,r),this._link(o,n[a]),this._link(a,c);const u=s+(o+1)%3;i<am.length&&(am[i++]=u)}else{if(0===i)break;t=am[--i]}}return a}_link(t,e){this._halfedges[t]=e,-1!==e&&(this._halfedges[e]=t)}_addTriangle(t,e,n,r,i,a){const o=this.trianglesLen;return this._triangles[o]=t,this._triangles[o+1]=e,this._triangles[o+2]=n,this._link(o,r),this._link(o+1,i),this._link(o+2,a),this.trianglesLen+=3,o}}function um(t,e,n,r){const i=t-n,a=e-r;return i*i+a*a}function sm(t,e,n,r,i,a){const o=(r-e)*(i-t),u=(n-t)*(a-e);return Math.abs(o-u)>=33306690738754716e-32*Math.abs(o+u)?o-u:0}function lm(t,e,n,r,i,a){return(sm(i,a,t,e,n,r)||sm(t,e,n,r,i,a)||sm(n,r,i,a,t,e))<0}function cm(t,e,n,r,i,a,o,u){const s=t-o,l=e-u,c=n-o,f=r-u,d=i-o,h=a-u,p=c*c+f*f,m=d*d+h*h;return s*(f*m-p*h)-l*(c*m-p*d)+(s*s+l*l)*(c*h-f*d)<0}function fm(t,e,n,r,i,a){const o=n-t,u=r-e,s=i-t,l=a-e,c=o*o+u*u,f=s*s+l*l,d=.5/(o*l-u*s),h=(l*c-u*f)*d,p=(o*f-s*c)*d;return h*h+p*p}function dm(t,e,n,r){if(r-n<=20)for(let i=n+1;i<=r;i++){const r=t[i],a=e[r];let o=i-1;for(;o>=n&&e[t[o]]>a;)t[o+1]=t[o--];t[o+1]=r}else{let i=n+1,a=r;hm(t,n+r>>1,i),e[t[n]]>e[t[r]]&&hm(t,n,r),e[t[i]]>e[t[r]]&&hm(t,i,r),e[t[n]]>e[t[i]]&&hm(t,n,i);const o=t[i],u=e[o];for(;;){do{i++}while(e[t[i]]<u);do{a--}while(e[t[a]]>u);if(a<i)break;hm(t,i,a)}t[n+1]=t[a],t[a]=o,r-i+1>=a-n?(dm(t,e,i,r),dm(t,e,n,a-1)):(dm(t,e,n,a-1),dm(t,e,i,r))}}function hm(t,e,n){const r=t[e];t[e]=t[n],t[n]=r}function pm(t){return t[0]}function mm(t){return t[1]}class gm{constructor(){this._x0=this._y0=this._x1=this._y1=null,this._=""}moveTo(t,e){this._+=`M${this._x0=this._x1=+t},${this._y0=this._y1=+e}`}closePath(){null!==this._x1&&(this._x1=this._x0,this._y1=this._y0,this._+="Z")}lineTo(t,e){this._+=`L${this._x1=+t},${this._y1=+e}`}arc(t,e,n){const r=(t=+t)+(n=+n),i=e=+e;if(n<0)throw new Error("negative radius");null===this._x1?this._+=`M${r},${i}`:(Math.abs(this._x1-r)>1e-6||Math.abs(this._y1-i)>1e-6)&&(this._+="L"+r+","+i),n&&(this._+=`A${n},${n},0,1,1,${t-n},${e}A${n},${n},0,1,1,${this._x1=r},${this._y1=i}`)}rect(t,e,n,r){this._+=`M${this._x0=this._x1=+t},${this._y0=this._y1=+e}h${+n}v${+r}h${-n}Z`}value(){return this._||null}}class vm{constructor(){this._=[]}moveTo(t,e){this._.push([t,e])}closePath(){this._.push(this._[0].slice())}lineTo(t,e){this._.push([t,e])}value(){return this._.length?this._:null}}class ym{constructor(t,[e,n,r,i]=[0,0,960,500]){if(!((r=+r)>=(e=+e)&&(i=+i)>=(n=+n)))throw new Error("invalid bounds");this.delaunay=t,this._circumcenters=new Float64Array(2*t.points.length),this.vectors=new Float64Array(2*t.points.length),this.xmax=r,this.xmin=e,this.ymax=i,this.ymin=n,this._init()}update(){return this.delaunay.update(),this._init(),this}_init(){const{delaunay:{points:t,hull:e,triangles:n},vectors:r}=this,i=this.circumcenters=this._circumcenters.subarray(0,n.length/3*2);for(let e,r,a=0,o=0,u=n.length;a<u;a+=3,o+=2){const u=2*n[a],s=2*n[a+1],l=2*n[a+2],c=t[u],f=t[u+1],d=t[s],h=t[s+1],p=t[l],m=t[l+1],g=d-c,v=h-f,y=p-c,b=m-f,x=g*g+v*v,_=y*y+b*b,A=2*(g*b-v*y);if(A)if(Math.abs(A)<1e-8)e=(c+p)/2,r=(f+m)/2;else{const t=1/A;e=c+(b*x-v*_)*t,r=f+(g*_-y*x)*t}else e=(c+p)/2-1e8*b,r=(f+m)/2+1e8*y;i[o]=e,i[o+1]=r}let a,o,u,s=e[e.length-1],l=4*s,c=t[2*s],f=t[2*s+1];r.fill(0);for(let n=0;n<e.length;++n)s=e[n],a=l,o=c,u=f,l=4*s,c=t[2*s],f=t[2*s+1],r[a+2]=r[l]=u-f,r[a+3]=r[l+1]=c-o}render(t){const e=null==t?t=new gm:void 0,{delaunay:{halfedges:n,inedges:r,hull:i},circumcenters:a,vectors:o}=this;if(i.length<=1)return null;for(let e=0,r=n.length;e<r;++e){const r=n[e];if(r<e)continue;const i=2*Math.floor(e/3),o=2*Math.floor(r/3),u=a[i],s=a[i+1],l=a[o],c=a[o+1];this._renderSegment(u,s,l,c,t)}let u,s=i[i.length-1];for(let e=0;e<i.length;++e){u=s,s=i[e];const n=2*Math.floor(r[s]/3),l=a[n],c=a[n+1],f=4*u,d=this._project(l,c,o[f+2],o[f+3]);d&&this._renderSegment(l,c,d[0],d[1],t)}return e&&e.value()}renderBounds(t){const e=null==t?t=new gm:void 0;return t.rect(this.xmin,this.ymin,this.xmax-this.xmin,this.ymax-this.ymin),e&&e.value()}renderCell(t,e){const n=null==e?e=new gm:void 0,r=this._clip(t);if(null===r||!r.length)return;e.moveTo(r[0],r[1]);let i=r.length;for(;r[0]===r[i-2]&&r[1]===r[i-1]&&i>1;)i-=2;for(let t=2;t<i;t+=2)r[t]===r[t-2]&&r[t+1]===r[t-1]||e.lineTo(r[t],r[t+1]);return e.closePath(),n&&n.value()}*cellPolygons(){const{delaunay:{points:t}}=this;for(let e=0,n=t.length/2;e<n;++e){const t=this.cellPolygon(e);t&&(t.index=e,yield t)}}cellPolygon(t){const e=new vm;return this.renderCell(t,e),e.value()}_renderSegment(t,e,n,r,i){let a;const o=this._regioncode(t,e),u=this._regioncode(n,r);0===o&&0===u?(i.moveTo(t,e),i.lineTo(n,r)):(a=this._clipSegment(t,e,n,r,o,u))&&(i.moveTo(a[0],a[1]),i.lineTo(a[2],a[3]))}contains(t,e,n){return(e=+e)==e&&(n=+n)==n&&this.delaunay._step(t,e,n)===t}*neighbors(t){const e=this._clip(t);if(e)for(const n of this.delaunay.neighbors(t)){const t=this._clip(n);if(t)t:for(let r=0,i=e.length;r<i;r+=2)for(let a=0,o=t.length;a<o;a+=2)if(e[r]==t[a]&&e[r+1]==t[a+1]&&e[(r+2)%i]==t[(a+o-2)%o]&&e[(r+3)%i]==t[(a+o-1)%o]){yield n;break t}}}_cell(t){const{circumcenters:e,delaunay:{inedges:n,halfedges:r,triangles:i}}=this,a=n[t];if(-1===a)return null;const o=[];let u=a;do{const n=Math.floor(u/3);if(o.push(e[2*n],e[2*n+1]),u=u%3==2?u-2:u+1,i[u]!==t)break;u=r[u]}while(u!==a&&-1!==u);return o}_clip(t){if(0===t&&1===this.delaunay.hull.length)return[this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax,this.xmin,this.ymin];const e=this._cell(t);if(null===e)return null;const{vectors:n}=this,r=4*t;return n[r]||n[r+1]?this._clipInfinite(t,e,n[r],n[r+1],n[r+2],n[r+3]):this._clipFinite(t,e)}_clipFinite(t,e){const n=e.length;let r,i,a,o,u,s=null,l=e[n-2],c=e[n-1],f=this._regioncode(l,c);for(let d=0;d<n;d+=2)if(r=l,i=c,l=e[d],c=e[d+1],a=f,f=this._regioncode(l,c),0===a&&0===f)o=u,u=0,s?s.push(l,c):s=[l,c];else{let e,n,d,h,p;if(0===a){if(null===(e=this._clipSegment(r,i,l,c,a,f)))continue;[n,d,h,p]=e}else{if(null===(e=this._clipSegment(l,c,r,i,f,a)))continue;[h,p,n,d]=e,o=u,u=this._edgecode(n,d),o&&u&&this._edge(t,o,u,s,s.length),s?s.push(n,d):s=[n,d]}o=u,u=this._edgecode(h,p),o&&u&&this._edge(t,o,u,s,s.length),s?s.push(h,p):s=[h,p]}if(s)o=u,u=this._edgecode(s[0],s[1]),o&&u&&this._edge(t,o,u,s,s.length);else if(this.contains(t,(this.xmin+this.xmax)/2,(this.ymin+this.ymax)/2))return[this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax,this.xmin,this.ymin];return s}_clipSegment(t,e,n,r,i,a){for(;;){if(0===i&&0===a)return[t,e,n,r];if(i&a)return null;let o,u,s=i||a;8&s?(o=t+(n-t)*(this.ymax-e)/(r-e),u=this.ymax):4&s?(o=t+(n-t)*(this.ymin-e)/(r-e),u=this.ymin):2&s?(u=e+(r-e)*(this.xmax-t)/(n-t),o=this.xmax):(u=e+(r-e)*(this.xmin-t)/(n-t),o=this.xmin),i?(t=o,e=u,i=this._regioncode(t,e)):(n=o,r=u,a=this._regioncode(n,r))}}_clipInfinite(t,e,n,r,i,a){let o,u=Array.from(e);if((o=this._project(u[0],u[1],n,r))&&u.unshift(o[0],o[1]),(o=this._project(u[u.length-2],u[u.length-1],i,a))&&u.push(o[0],o[1]),u=this._clipFinite(t,u))for(let e,n=0,r=u.length,i=this._edgecode(u[r-2],u[r-1]);n<r;n+=2)e=i,i=this._edgecode(u[n],u[n+1]),e&&i&&(n=this._edge(t,e,i,u,n),r=u.length);else this.contains(t,(this.xmin+this.xmax)/2,(this.ymin+this.ymax)/2)&&(u=[this.xmin,this.ymin,this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax]);return u}_edge(t,e,n,r,i){for(;e!==n;){let n,a;switch(e){case 5:e=4;continue;case 4:e=6,n=this.xmax,a=this.ymin;break;case 6:e=2;continue;case 2:e=10,n=this.xmax,a=this.ymax;break;case 10:e=8;continue;case 8:e=9,n=this.xmin,a=this.ymax;break;case 9:e=1;continue;case 1:e=5,n=this.xmin,a=this.ymin}r[i]===n&&r[i+1]===a||!this.contains(t,n,a)||(r.splice(i,0,n,a),i+=2)}if(r.length>4)for(let t=0;t<r.length;t+=2){const e=(t+2)%r.length,n=(t+4)%r.length;(r[t]===r[e]&&r[e]===r[n]||r[t+1]===r[e+1]&&r[e+1]===r[n+1])&&(r.splice(e,2),t-=2)}return i}_project(t,e,n,r){let i,a,o,u=1/0;if(r<0){if(e<=this.ymin)return null;(i=(this.ymin-e)/r)<u&&(o=this.ymin,a=t+(u=i)*n)}else if(r>0){if(e>=this.ymax)return null;(i=(this.ymax-e)/r)<u&&(o=this.ymax,a=t+(u=i)*n)}if(n>0){if(t>=this.xmax)return null;(i=(this.xmax-t)/n)<u&&(a=this.xmax,o=e+(u=i)*r)}else if(n<0){if(t<=this.xmin)return null;(i=(this.xmin-t)/n)<u&&(a=this.xmin,o=e+(u=i)*r)}return[a,o]}_edgecode(t,e){return(t===this.xmin?1:t===this.xmax?2:0)|(e===this.ymin?4:e===this.ymax?8:0)}_regioncode(t,e){return(t<this.xmin?1:t>this.xmax?2:0)|(e<this.ymin?4:e>this.ymax?8:0)}}const bm=2*Math.PI,xm=Math.pow;function _m(t){return t[0]}function Am(t){return t[1]}function km(t,e,n){return[t+Math.sin(t+e)*n,e+Math.cos(t-e)*n]}class wm{static from(t,e=_m,n=Am,r){return new wm("length"in t?function(t,e,n,r){const i=t.length,a=new Float64Array(2*i);for(let o=0;o<i;++o){const i=t[o];a[2*o]=e.call(r,i,o,t),a[2*o+1]=n.call(r,i,o,t)}return a}(t,e,n,r):Float64Array.from(function*(t,e,n,r){let i=0;for(const a of t)yield e.call(r,a,i,t),yield n.call(r,a,i,t),++i}(t,e,n,r)))}constructor(t){this._delaunator=new om(t),this.inedges=new Int32Array(t.length/2),this._hullIndex=new Int32Array(t.length/2),this.points=this._delaunator.coords,this._init()}update(){return this._delaunator.update(),this._init(),this}_init(){const t=this._delaunator,e=this.points;if(t.hull&&t.hull.length>2&&function(t){const{triangles:e,coords:n}=t;for(let t=0;t<e.length;t+=3){const r=2*e[t],i=2*e[t+1],a=2*e[t+2];if((n[a]-n[r])*(n[i+1]-n[r+1])-(n[i]-n[r])*(n[a+1]-n[r+1])>1e-10)return!1}return!0}(t)){this.collinear=Int32Array.from({length:e.length/2},(t,e)=>e).sort((t,n)=>e[2*t]-e[2*n]||e[2*t+1]-e[2*n+1]);const t=this.collinear[0],n=this.collinear[this.collinear.length-1],r=[e[2*t],e[2*t+1],e[2*n],e[2*n+1]],i=1e-8*Math.hypot(r[3]-r[1],r[2]-r[0]);for(let t=0,n=e.length/2;t<n;++t){const n=km(e[2*t],e[2*t+1],i);e[2*t]=n[0],e[2*t+1]=n[1]}this._delaunator=new om(e)}else delete this.collinear;const n=this.halfedges=this._delaunator.halfedges,r=this.hull=this._delaunator.hull,i=this.triangles=this._delaunator.triangles,a=this.inedges.fill(-1),o=this._hullIndex.fill(-1);for(let t=0,e=n.length;t<e;++t){const e=i[t%3==2?t-2:t+1];-1!==n[t]&&-1!==a[e]||(a[e]=t)}for(let t=0,e=r.length;t<e;++t)o[r[t]]=t;r.length<=2&&r.length>0&&(this.triangles=new Int32Array(3).fill(-1),this.halfedges=new Int32Array(3).fill(-1),this.triangles[0]=r[0],this.triangles[1]=r[1],this.triangles[2]=r[1],a[r[0]]=1,2===r.length&&(a[r[1]]=0))}voronoi(t){return new ym(this,t)}*neighbors(t){const{inedges:e,hull:n,_hullIndex:r,halfedges:i,triangles:a,collinear:o}=this;if(o){const e=o.indexOf(t);return e>0&&(yield o[e-1]),void(e<o.length-1&&(yield o[e+1]))}const u=e[t];if(-1===u)return;let s=u,l=-1;do{if(yield l=a[s],s=s%3==2?s-2:s+1,a[s]!==t)return;if(s=i[s],-1===s){const e=n[(r[t]+1)%n.length];return void(e!==l&&(yield e))}}while(s!==u)}find(t,e,n=0){if((t=+t)!=t||(e=+e)!=e)return-1;const r=n;let i;for(;(i=this._step(n,t,e))>=0&&i!==n&&i!==r;)n=i;return i}_step(t,e,n){const{inedges:r,hull:i,_hullIndex:a,halfedges:o,triangles:u,points:s}=this;if(-1===r[t]||!s.length)return(t+1)%(s.length>>1);let l=t,c=xm(e-s[2*t],2)+xm(n-s[2*t+1],2);const f=r[t];let d=f;do{let r=u[d];const 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