requirebin sketch

index.js

var d3 = require('d3')
var w = 1280,
    h = 800;

var nodes = d3.range(200).map(function() { return {radius: Math.random() * 12 + 4}; }),
    color = d3.scale.category10();

var force = d3.layout.force()
    .gravity(0.05)
    .charge(function(d, i) { return i ? 0 : -2000; })
    .nodes(nodes)
    .size([w, h]);

var root = nodes[0];
root.radius = 0;
root.fixed = true;

force.start();

var svg = d3.select("#body").append("svg:svg")
    .attr("width", w)
    .attr("height", h);

svg.selectAll("circle")
    .data(nodes.slice(1))
  .enter().append("svg:circle")
    .attr("r", function(d) { return d.radius - 2; })
    .style("fill", function(d, i) { return color(i % 3); });

force.on("tick", function(e) {
  var q = d3.geom.quadtree(nodes),
      i = 0,
      n = nodes.length;

  while (++i < n) {
    q.visit(collide(nodes[i]));
  }

  svg.selectAll("circle")
      .attr("cx", function(d) { return d.x; })
      .attr("cy", function(d) { return d.y; });
});

svg.on("mousemove", function() {
  var p1 = d3.svg.mouse(this);
  root.px = p1[0];
  root.py = p1[1];
  force.resume();
});

function collide(node) {
  var r = node.radius + 16,
      nx1 = node.x - r,
      nx2 = node.x + r,
      ny1 = node.y - r,
      ny2 = node.y + r;
  return function(quad, x1, y1, x2, y2) {
    if (quad.point && (quad.point !== node)) {
      var x = node.x - quad.point.x,
          y = node.y - quad.point.y,
          l = Math.sqrt(x * x + y * y),
          r = node.radius + quad.point.radius;
      if (l < r) {
        l = (l - r) / l * .5;
        node.x -= x *= l;
        node.y -= y *= l;
        quad.point.x += x;
        quad.point.y += y;
      }
    }
    return x1 > nx2
        || x2 < nx1
        || y1 > ny2
        || y2 < ny1;
  };
}

    

minified.js

setTimeout(function(){require=function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({d3:[function(require,module,exports){(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?factory(exports):typeof define==="function"&&define.amd?define(["exports"],factory):factory(global.d3=global.d3||{})})(this,function(exports){"use strict";var version="4.5.1";var ascending=function(a,b){return a<b?-1:a>b?1:a>=b?0:NaN};var bisector=function(compare){if(compare.length===1)compare=ascendingComparator(compare);return{left:function(a,x,lo,hi){if(lo==null)lo=0;if(hi==null)hi=a.length;while(lo<hi){var mid=lo+hi>>>1;if(compare(a[mid],x)<0)lo=mid+1;else hi=mid}return lo},right:function(a,x,lo,hi){if(lo==null)lo=0;if(hi==null)hi=a.length;while(lo<hi){var mid=lo+hi>>>1;if(compare(a[mid],x)>0)hi=mid;else lo=mid+1}return lo}}};function ascendingComparator(f){return function(d,x){return ascending(f(d),x)}}var ascendingBisect=bisector(ascending);var bisectRight=ascendingBisect.right;var bisectLeft=ascendingBisect.left;var descending=function(a,b){return b<a?-1:b>a?1:b>=a?0:NaN};var number=function(x){return x===null?NaN:+x};var variance=function(array,f){var n=array.length,m=0,a,d,s=0,i=-1,j=0;if(f==null){while(++i<n){if(!isNaN(a=number(array[i]))){d=a-m;m+=d/++j;s+=d*(a-m)}}}else{while(++i<n){if(!isNaN(a=number(f(array[i],i,array)))){d=a-m;m+=d/++j;s+=d*(a-m)}}}if(j>1)return s/(j-1)};var deviation=function(array,f){var v=variance(array,f);return v?Math.sqrt(v):v};var extent=function(array,f){var i=-1,n=array.length,a,b,c;if(f==null){while(++i<n)if((b=array[i])!=null&&b>=b){a=c=b;break}while(++i<n)if((b=array[i])!=null){if(a>b)a=b;if(c<b)c=b}}else{while(++i<n)if((b=f(array[i],i,array))!=null&&b>=b){a=c=b;break}while(++i<n)if((b=f(array[i],i,array))!=null){if(a>b)a=b;if(c<b)c=b}}return[a,c]};var array=Array.prototype;var slice=array.slice;var map=array.map;var constant=function(x){return function(){return x}};var identity=function(x){return x};var sequence=function(start,stop,step){start=+start,stop=+stop,step=(n=arguments.length)<2?(stop=start,start=0,1):n<3?1:+step;var i=-1,n=Math.max(0,Math.ceil((stop-start)/step))|0,range=new Array(n);while(++i<n){range[i]=start+i*step}return range};var e10=Math.sqrt(50);var e5=Math.sqrt(10);var e2=Math.sqrt(2);var ticks=function(start,stop,count){var step=tickStep(start,stop,count);return sequence(Math.ceil(start/step)*step,Math.floor(stop/step)*step+step/2,step)};function tickStep(start,stop,count){var step0=Math.abs(stop-start)/Math.max(0,count),step1=Math.pow(10,Math.floor(Math.log(step0)/Math.LN10)),error=step0/step1;if(error>=e10)step1*=10;else if(error>=e5)step1*=5;else if(error>=e2)step1*=2;return stop<start?-step1:step1}var sturges=function(values){return Math.ceil(Math.log(values.length)/Math.LN2)+1};var histogram=function(){var value=identity,domain=extent,threshold=sturges;function histogram(data){var i,n=data.length,x,values=new Array(n);for(i=0;i<n;++i){values[i]=value(data[i],i,data)}var xz=domain(values),x0=xz[0],x1=xz[1],tz=threshold(values,x0,x1);if(!Array.isArray(tz))tz=ticks(x0,x1,tz);var m=tz.length;while(tz[0]<=x0)tz.shift(),--m;while(tz[m-1]>=x1)tz.pop(),--m;var bins=new Array(m+1),bin;for(i=0;i<=m;++i){bin=bins[i]=[];bin.x0=i>0?tz[i-1]:x0;bin.x1=i<m?tz[i]:x1}for(i=0;i<n;++i){x=values[i];if(x0<=x&&x<=x1){bins[bisectRight(tz,x,0,m)].push(data[i])}}return bins}histogram.value=function(_){return arguments.length?(value=typeof _==="function"?_:constant(_),histogram):value};histogram.domain=function(_){return arguments.length?(domain=typeof _==="function"?_:constant([_[0],_[1]]),histogram):domain};histogram.thresholds=function(_){return arguments.length?(threshold=typeof _==="function"?_:Array.isArray(_)?constant(slice.call(_)):constant(_),histogram):threshold};return histogram};var threshold=function(array,p,f){if(f==null)f=number;if(!(n=array.length))return;if((p=+p)<=0||n<2)return+f(array[0],0,array);if(p>=1)return+f(array[n-1],n-1,array);var n,h=(n-1)*p,i=Math.floor(h),a=+f(array[i],i,array),b=+f(array[i+1],i+1,array);return a+(b-a)*(h-i)};var freedmanDiaconis=function(values,min,max){values=map.call(values,number).sort(ascending);return Math.ceil((max-min)/(2*(threshold(values,.75)-threshold(values,.25))*Math.pow(values.length,-1/3)))};var scott=function(values,min,max){return Math.ceil((max-min)/(3.5*deviation(values)*Math.pow(values.length,-1/3)))};var max=function(array,f){var i=-1,n=array.length,a,b;if(f==null){while(++i<n)if((b=array[i])!=null&&b>=b){a=b;break}while(++i<n)if((b=array[i])!=null&&b>a)a=b}else{while(++i<n)if((b=f(array[i],i,array))!=null&&b>=b){a=b;break}while(++i<n)if((b=f(array[i],i,array))!=null&&b>a)a=b}return a};var mean=function(array,f){var s=0,n=array.length,a,i=-1,j=n;if(f==null){while(++i<n)if(!isNaN(a=number(array[i])))s+=a;else--j}else{while(++i<n)if(!isNaN(a=number(f(array[i],i,array))))s+=a;else--j}if(j)return s/j};var median=function(array,f){var numbers=[],n=array.length,a,i=-1;if(f==null){while(++i<n)if(!isNaN(a=number(array[i])))numbers.push(a)}else{while(++i<n)if(!isNaN(a=number(f(array[i],i,array))))numbers.push(a)}return threshold(numbers.sort(ascending),.5)};var merge=function(arrays){var n=arrays.length,m,i=-1,j=0,merged,array;while(++i<n)j+=arrays[i].length;merged=new Array(j);while(--n>=0){array=arrays[n];m=array.length;while(--m>=0){merged[--j]=array[m]}}return merged};var min=function(array,f){var i=-1,n=array.length,a,b;if(f==null){while(++i<n)if((b=array[i])!=null&&b>=b){a=b;break}while(++i<n)if((b=array[i])!=null&&a>b)a=b}else{while(++i<n)if((b=f(array[i],i,array))!=null&&b>=b){a=b;break}while(++i<n)if((b=f(array[i],i,array))!=null&&a>b)a=b}return a};var pairs=function(array){var i=0,n=array.length-1,p=array[0],pairs=new Array(n<0?0:n);while(i<n)pairs[i]=[p,p=array[++i]];return pairs};var permute=function(array,indexes){var i=indexes.length,permutes=new Array(i);while(i--)permutes[i]=array[indexes[i]];return permutes};var scan=function(array,compare){if(!(n=array.length))return;var i=0,n,j=0,xi,xj=array[j];if(!compare)compare=ascending;while(++i<n)if(compare(xi=array[i],xj)<0||compare(xj,xj)!==0)xj=xi,j=i;if(compare(xj,xj)===0)return j};var shuffle=function(array,i0,i1){var m=(i1==null?array.length:i1)-(i0=i0==null?0:+i0),t,i;while(m){i=Math.random()*m--|0;t=array[m+i0];array[m+i0]=array[i+i0];array[i+i0]=t}return array};var sum=function(array,f){var s=0,n=array.length,a,i=-1;if(f==null){while(++i<n)if(a=+array[i])s+=a}else{while(++i<n)if(a=+f(array[i],i,array))s+=a}return s};var transpose=function(matrix){if(!(n=matrix.length))return[];for(var i=-1,m=min(matrix,length),transpose=new Array(m);++i<m;){for(var j=-1,n,row=transpose[i]=new Array(n);++j<n;){row[j]=matrix[j][i]}}return transpose};function length(d){return d.length}var zip=function(){return transpose(arguments)};var slice$1=Array.prototype.slice;var identity$1=function(x){return x};var top=1;var right=2;var bottom=3;var left=4;var epsilon=1e-6;function translateX(scale0,scale1,d){var x=scale0(d);return"translate("+(isFinite(x)?x:scale1(d))+",0)"}function translateY(scale0,scale1,d){var y=scale0(d);return"translate(0,"+(isFinite(y)?y:scale1(d))+")"}function center(scale){var offset=scale.bandwidth()/2;if(scale.round())offset=Math.round(offset);return function(d){return scale(d)+offset}}function entering(){return!this.__axis}function axis(orient,scale){var tickArguments=[],tickValues=null,tickFormat=null,tickSizeInner=6,tickSizeOuter=6,tickPadding=3;function axis(context){var values=tickValues==null?scale.ticks?scale.ticks.apply(scale,tickArguments):scale.domain():tickValues,format=tickFormat==null?scale.tickFormat?scale.tickFormat.apply(scale,tickArguments):identity$1:tickFormat,spacing=Math.max(tickSizeInner,0)+tickPadding,transform=orient===top||orient===bottom?translateX:translateY,range=scale.range(),range0=range[0]+.5,range1=range[range.length-1]+.5,position=(scale.bandwidth?center:identity$1)(scale.copy()),selection=context.selection?context.selection():context,path=selection.selectAll(".domain").data([null]),tick=selection.selectAll(".tick").data(values,scale).order(),tickExit=tick.exit(),tickEnter=tick.enter().append("g").attr("class","tick"),line=tick.select("line"),text=tick.select("text"),k=orient===top||orient===left?-1:1,x,y=orient===left||orient===right?(x="x","y"):(x="y","x");path=path.merge(path.enter().insert("path",".tick").attr("class","domain").attr("stroke","#000"));tick=tick.merge(tickEnter);line=line.merge(tickEnter.append("line").attr("stroke","#000").attr(x+"2",k*tickSizeInner).attr(y+"1",.5).attr(y+"2",.5));text=text.merge(tickEnter.append("text").attr("fill","#000").attr(x,k*spacing).attr(y,.5).attr("dy",orient===top?"0em":orient===bottom?"0.71em":"0.32em"));if(context!==selection){path=path.transition(context);tick=tick.transition(context);line=line.transition(context);text=text.transition(context);tickExit=tickExit.transition(context).attr("opacity",epsilon).attr("transform",function(d){return transform(position,this.parentNode.__axis||position,d)});tickEnter.attr("opacity",epsilon).attr("transform",function(d){return transform(this.parentNode.__axis||position,position,d)})}tickExit.remove();path.attr("d",orient===left||orient==right?"M"+k*tickSizeOuter+","+range0+"H0.5V"+range1+"H"+k*tickSizeOuter:"M"+range0+","+k*tickSizeOuter+"V0.5H"+range1+"V"+k*tickSizeOuter);tick.attr("opacity",1).attr("transform",function(d){return transform(position,position,d)});line.attr(x+"2",k*tickSizeInner);text.attr(x,k*spacing).text(format);selection.filter(entering).attr("fill","none").attr("font-size",10).attr("font-family","sans-serif").attr("text-anchor",orient===right?"start":orient===left?"end":"middle");selection.each(function(){this.__axis=position})}axis.scale=function(_){return arguments.length?(scale=_,axis):scale};axis.ticks=function(){return tickArguments=slice$1.call(arguments),axis};axis.tickArguments=function(_){return arguments.length?(tickArguments=_==null?[]:slice$1.call(_),axis):tickArguments.slice()};axis.tickValues=function(_){return arguments.length?(tickValues=_==null?null:slice$1.call(_),axis):tickValues&&tickValues.slice()};axis.tickFormat=function(_){return arguments.length?(tickFormat=_,axis):tickFormat};axis.tickSize=function(_){return arguments.length?(tickSizeInner=tickSizeOuter=+_,axis):tickSizeInner};axis.tickSizeInner=function(_){return arguments.length?(tickSizeInner=+_,axis):tickSizeInner};axis.tickSizeOuter=function(_){return arguments.length?(tickSizeOuter=+_,axis):tickSizeOuter};axis.tickPadding=function(_){return arguments.length?(tickPadding=+_,axis):tickPadding};return axis}function axisTop(scale){return axis(top,scale)}function axisRight(scale){return axis(right,scale)}function axisBottom(scale){return axis(bottom,scale)}function axisLeft(scale){return axis(left,scale)}var noop={value:function(){}};function dispatch(){for(var i=0,n=arguments.length,_={},t;i<n;++i){if(!(t=arguments[i]+"")||t in _)throw new Error("illegal type: "+t);_[t]=[]}return new Dispatch(_)}function Dispatch(_){this._=_}function parseTypenames(typenames,types){return typenames.trim().split(/^|\s+/).map(function(t){var name="",i=t.indexOf(".");if(i>=0)name=t.slice(i+1),t=t.slice(0,i);if(t&&!types.hasOwnProperty(t))throw new Error("unknown type: "+t);return{type:t,name:name}})}Dispatch.prototype=dispatch.prototype={constructor:Dispatch,on:function(typename,callback){var _=this._,T=parseTypenames(typename+"",_),t,i=-1,n=T.length;if(arguments.length<2){while(++i<n)if((t=(typename=T[i]).type)&&(t=get(_[t],typename.name)))return t;return}if(callback!=null&&typeof callback!=="function")throw new Error("invalid callback: "+callback);while(++i<n){if(t=(typename=T[i]).type)_[t]=set(_[t],typename.name,callback);else if(callback==null)for(t in _)_[t]=set(_[t],typename.name,null)}return this},copy:function(){var copy={},_=this._;for(var t in _)copy[t]=_[t].slice();return new Dispatch(copy)},call:function(type,that){if((n=arguments.length-2)>0)for(var args=new Array(n),i=0,n,t;i<n;++i)args[i]=arguments[i+2];if(!this._.hasOwnProperty(type))throw new Error("unknown type: "+type);for(t=this._[type],i=0,n=t.length;i<n;++i)t[i].value.apply(that,args)},apply:function(type,that,args){if(!this._.hasOwnProperty(type))throw new Error("unknown type: "+type);for(var t=this._[type],i=0,n=t.length;i<n;++i)t[i].value.apply(that,args)}};function get(type,name){for(var i=0,n=type.length,c;i<n;++i){if((c=type[i]).name===name){return c.value}}}function set(type,name,callback){for(var i=0,n=type.length;i<n;++i){if(type[i].name===name){type[i]=noop,type=type.slice(0,i).concat(type.slice(i+1));break}}if(callback!=null)type.push({name:name,value:callback});return type}var xhtml="http://www.w3.org/1999/xhtml";var namespaces={svg:"http://www.w3.org/2000/svg",xhtml:xhtml,xlink:"http://www.w3.org/1999/xlink",xml:"http://www.w3.org/XML/1998/namespace",xmlns:"http://www.w3.org/2000/xmlns/"};var namespace=function(name){var prefix=name+="",i=prefix.indexOf(":");if(i>=0&&(prefix=name.slice(0,i))!=="xmlns")name=name.slice(i+1);return namespaces.hasOwnProperty(prefix)?{space:namespaces[prefix],local:name}:name};function creatorInherit(name){return function(){var document=this.ownerDocument,uri=this.namespaceURI;return uri===xhtml&&document.documentElement.namespaceURI===xhtml?document.createElement(name):document.createElementNS(uri,name)}}function creatorFixed(fullname){return function(){return this.ownerDocument.createElementNS(fullname.space,fullname.local)}}var creator=function(name){var fullname=namespace(name);return(fullname.local?creatorFixed:creatorInherit)(fullname)};var nextId=0;function local$1(){return new Local}function Local(){this._="@"+(++nextId).toString(36)}Local.prototype=local$1.prototype={constructor:Local,get:function(node){var id=this._;while(!(id in node))if(!(node=node.parentNode))return;return node[id]},set:function(node,value){return node[this._]=value},remove:function(node){return this._ in node&&delete node[this._]},toString:function(){return this._}};var matcher=function(selector){return function(){return this.matches(selector)}};if(typeof document!=="undefined"){var element=document.documentElement;if(!element.matches){var vendorMatches=element.webkitMatchesSelector||element.msMatchesSelector||element.mozMatchesSelector||element.oMatchesSelector;matcher=function(selector){return function(){return vendorMatches.call(this,selector)}}}}var matcher$1=matcher;var filterEvents={};exports.event=null;if(typeof document!=="undefined"){var element$1=document.documentElement;if(!("onmouseenter"in element$1)){filterEvents={mouseenter:"mouseover",mouseleave:"mouseout"}}}function filterContextListener(listener,index,group){listener=contextListener(listener,index,group);return function(event){var related=event.relatedTarget;if(!related||related!==this&&!(related.compareDocumentPosition(this)&8)){listener.call(this,event)}}}function contextListener(listener,index,group){return function(event1){var event0=exports.event;exports.event=event1;try{listener.call(this,this.__data__,index,group)}finally{exports.event=event0}}}function parseTypenames$1(typenames){return typenames.trim().split(/^|\s+/).map(function(t){var name="",i=t.indexOf(".");if(i>=0)name=t.slice(i+1),t=t.slice(0,i);return{type:t,name:name}})}function onRemove(typename){return function(){var on=this.__on;if(!on)return;for(var j=0,i=-1,m=on.length,o;j<m;++j){if(o=on[j],(!typename.type||o.type===typename.type)&&o.name===typename.name){this.removeEventListener(o.type,o.listener,o.capture)}else{on[++i]=o}}if(++i)on.length=i;else delete this.__on}}function onAdd(typename,value,capture){var wrap=filterEvents.hasOwnProperty(typename.type)?filterContextListener:contextListener;return function(d,i,group){var on=this.__on,o,listener=wrap(value,i,group);if(on)for(var j=0,m=on.length;j<m;++j){if((o=on[j]).type===typename.type&&o.name===typename.name){this.removeEventListener(o.type,o.listener,o.capture);this.addEventListener(o.type,o.listener=listener,o.capture=capture);o.value=value;return}}this.addEventListener(typename.type,listener,capture);o={type:typename.type,name:typename.name,value:value,listener:listener,capture:capture};if(!on)this.__on=[o];else on.push(o)}}var selection_on=function(typename,value,capture){var typenames=parseTypenames$1(typename+""),i,n=typenames.length,t;if(arguments.length<2){var on=this.node().__on;if(on)for(var j=0,m=on.length,o;j<m;++j){for(i=0,o=on[j];i<n;++i){if((t=typenames[i]).type===o.type&&t.name===o.name){return o.value}}}return}on=value?onAdd:onRemove;if(capture==null)capture=false;for(i=0;i<n;++i)this.each(on(typenames[i],value,capture));return this};function customEvent(event1,listener,that,args){var event0=exports.event;event1.sourceEvent=exports.event;exports.event=event1;try{return listener.apply(that,args)}finally{exports.event=event0}}var sourceEvent=function(){var current=exports.event,source;while(source=current.sourceEvent)current=source;return current};var point=function(node,event){var svg=node.ownerSVGElement||node;if(svg.createSVGPoint){var point=svg.createSVGPoint();point.x=event.clientX,point.y=event.clientY;point=point.matrixTransform(node.getScreenCTM().inverse());return[point.x,point.y]}var rect=node.getBoundingClientRect();return[event.clientX-rect.left-node.clientLeft,event.clientY-rect.top-node.clientTop]};var mouse=function(node){var event=sourceEvent();if(event.changedTouches)event=event.changedTouches[0];return point(node,event)};function none(){}var selector=function(selector){return selector==null?none:function(){return this.querySelector(selector)}};var selection_select=function(select){if(typeof select!=="function")select=selector(select);for(var groups=this._groups,m=groups.length,subgroups=new Array(m),j=0;j<m;++j){for(var group=groups[j],n=group.length,subgroup=subgroups[j]=new Array(n),node,subnode,i=0;i<n;++i){if((node=group[i])&&(subnode=select.call(node,node.__data__,i,group))){if("__data__"in node)subnode.__data__=node.__data__;subgroup[i]=subnode}}}return new Selection(subgroups,this._parents)};function empty$1(){return[]}var selectorAll=function(selector){return selector==null?empty$1:function(){return this.querySelectorAll(selector)}};var selection_selectAll=function(select){if(typeof select!=="function")select=selectorAll(select);for(var groups=this._groups,m=groups.length,subgroups=[],parents=[],j=0;j<m;++j){for(var group=groups[j],n=group.length,node,i=0;i<n;++i){if(node=group[i]){subgroups.push(select.call(node,node.__data__,i,group));parents.push(node)}}}return new Selection(subgroups,parents)};var selection_filter=function(match){if(typeof match!=="function")match=matcher$1(match);for(var groups=this._groups,m=groups.length,subgroups=new Array(m),j=0;j<m;++j){for(var group=groups[j],n=group.length,subgroup=subgroups[j]=[],node,i=0;i<n;++i){if((node=group[i])&&match.call(node,node.__data__,i,group)){subgroup.push(node)}}}return new Selection(subgroups,this._parents)};var sparse=function(update){return new Array(update.length)};var selection_enter=function(){return new Selection(this._enter||this._groups.map(sparse),this._parents)};function EnterNode(parent,datum){this.ownerDocument=parent.ownerDocument;this.namespaceURI=parent.namespaceURI;this._next=null;this._parent=parent;this.__data__=datum}EnterNode.prototype={constructor:EnterNode,appendChild:function(child){return this._parent.insertBefore(child,this._next)},insertBefore:function(child,next){return this._parent.insertBefore(child,next)},querySelector:function(selector){return this._parent.querySelector(selector)},querySelectorAll:function(selector){return this._parent.querySelectorAll(selector)}};var constant$1=function(x){return function(){return x}};var keyPrefix="$";function bindIndex(parent,group,enter,update,exit,data){var i=0,node,groupLength=group.length,dataLength=data.length;for(;i<dataLength;++i){if(node=group[i]){node.__data__=data[i];update[i]=node}else{enter[i]=new EnterNode(parent,data[i])}}for(;i<groupLength;++i){if(node=group[i]){exit[i]=node}}}function bindKey(parent,group,enter,update,exit,data,key){var i,node,nodeByKeyValue={},groupLength=group.length,dataLength=data.length,keyValues=new Array(groupLength),keyValue;for(i=0;i<groupLength;++i){if(node=group[i]){keyValues[i]=keyValue=keyPrefix+key.call(node,node.__data__,i,group);if(keyValue in nodeByKeyValue){exit[i]=node}else{nodeByKeyValue[keyValue]=node}}}for(i=0;i<dataLength;++i){keyValue=keyPrefix+key.call(parent,data[i],i,data);if(node=nodeByKeyValue[keyValue]){update[i]=node;node.__data__=data[i];nodeByKeyValue[keyValue]=null}else{enter[i]=new EnterNode(parent,data[i])}}for(i=0;i<groupLength;++i){if((node=group[i])&&nodeByKeyValue[keyValues[i]]===node){exit[i]=node}}}var selection_data=function(value,key){if(!value){data=new Array(this.size()),j=-1;this.each(function(d){data[++j]=d});return data}var bind=key?bindKey:bindIndex,parents=this._parents,groups=this._groups;if(typeof value!=="function")value=constant$1(value);for(var m=groups.length,update=new Array(m),enter=new Array(m),exit=new Array(m),j=0;j<m;++j){var parent=parents[j],group=groups[j],groupLength=group.length,data=value.call(parent,parent&&parent.__data__,j,parents),dataLength=data.length,enterGroup=enter[j]=new Array(dataLength),updateGroup=update[j]=new Array(dataLength),exitGroup=exit[j]=new Array(groupLength);bind(parent,group,enterGroup,updateGroup,exitGroup,data,key);for(var i0=0,i1=0,previous,next;i0<dataLength;++i0){if(previous=enterGroup[i0]){if(i0>=i1)i1=i0+1;while(!(next=updateGroup[i1])&&++i1<dataLength);previous._next=next||null}}}update=new Selection(update,parents);update._enter=enter;update._exit=exit;return update};var selection_exit=function(){return new Selection(this._exit||this._groups.map(sparse),this._parents)};var selection_merge=function(selection){for(var groups0=this._groups,groups1=selection._groups,m0=groups0.length,m1=groups1.length,m=Math.min(m0,m1),merges=new Array(m0),j=0;j<m;++j){for(var group0=groups0[j],group1=groups1[j],n=group0.length,merge=merges[j]=new Array(n),node,i=0;i<n;++i){if(node=group0[i]||group1[i]){merge[i]=node}}}for(;j<m0;++j){merges[j]=groups0[j]}return new Selection(merges,this._parents)};var selection_order=function(){for(var groups=this._groups,j=-1,m=groups.length;++j<m;){for(var group=groups[j],i=group.length-1,next=group[i],node;--i>=0;){if(node=group[i]){if(next&&next!==node.nextSibling)next.parentNode.insertBefore(node,next);next=node}}}return this};var selection_sort=function(compare){if(!compare)compare=ascending$1;function compareNode(a,b){return a&&b?compare(a.__data__,b.__data__):!a-!b}for(var groups=this._groups,m=groups.length,sortgroups=new Array(m),j=0;j<m;++j){for(var group=groups[j],n=group.length,sortgroup=sortgroups[j]=new Array(n),node,i=0;i<n;++i){if(node=group[i]){sortgroup[i]=node}}sortgroup.sort(compareNode)}return new Selection(sortgroups,this._parents).order()};function ascending$1(a,b){return a<b?-1:a>b?1:a>=b?0:NaN}var selection_call=function(){var callback=arguments[0];arguments[0]=this;callback.apply(null,arguments);return this};var selection_nodes=function(){var nodes=new Array(this.size()),i=-1;this.each(function(){nodes[++i]=this});return nodes};var selection_node=function(){for(var groups=this._groups,j=0,m=groups.length;j<m;++j){for(var group=groups[j],i=0,n=group.length;i<n;++i){var node=group[i];if(node)return node}}return null};var selection_size=function(){var size=0;this.each(function(){++size});return size};var selection_empty=function(){return!this.node()};var selection_each=function(callback){for(var groups=this._groups,j=0,m=groups.length;j<m;++j){for(var group=groups[j],i=0,n=group.length,node;i<n;++i){if(node=group[i])callback.call(node,node.__data__,i,group)}}return this};function attrRemove(name){return function(){this.removeAttribute(name)}}function attrRemoveNS(fullname){return function(){this.removeAttributeNS(fullname.space,fullname.local)}}function attrConstant(name,value){return function(){this.setAttribute(name,value)}}function attrConstantNS(fullname,value){return function(){this.setAttributeNS(fullname.space,fullname.local,value)}}function attrFunction(name,value){return function(){var v=value.apply(this,arguments);if(v==null)this.removeAttribute(name);else this.setAttribute(name,v)}}function attrFunctionNS(fullname,value){return function(){var v=value.apply(this,arguments);if(v==null)this.removeAttributeNS(fullname.space,fullname.local);else this.setAttributeNS(fullname.space,fullname.local,v)}}var selection_attr=function(name,value){var fullname=namespace(name);if(arguments.length<2){var node=this.node();return fullname.local?node.getAttributeNS(fullname.space,fullname.local):node.getAttribute(fullname)}return this.each((value==null?fullname.local?attrRemoveNS:attrRemove:typeof value==="function"?fullname.local?attrFunctionNS:attrFunction:fullname.local?attrConstantNS:attrConstant)(fullname,value))};var window=function(node){return node.ownerDocument&&node.ownerDocument.defaultView||node.document&&node||node.defaultView};function styleRemove(name){return function(){this.style.removeProperty(name)}}function styleConstant(name,value,priority){return function(){this.style.setProperty(name,value,priority)}}function styleFunction(name,value,priority){return function(){var v=value.apply(this,arguments);if(v==null)this.style.removeProperty(name);else this.style.setProperty(name,v,priority)}}var selection_style=function(name,value,priority){var node;return arguments.length>1?this.each((value==null?styleRemove:typeof value==="function"?styleFunction:styleConstant)(name,value,priority==null?"":priority)):window(node=this.node()).getComputedStyle(node,null).getPropertyValue(name)};function propertyRemove(name){return function(){delete this[name]}}function propertyConstant(name,value){return function(){this[name]=value}}function propertyFunction(name,value){return function(){var v=value.apply(this,arguments);if(v==null)delete this[name];else this[name]=v}}var selection_property=function(name,value){return arguments.length>1?this.each((value==null?propertyRemove:typeof value==="function"?propertyFunction:propertyConstant)(name,value)):this.node()[name]};function classArray(string){return string.trim().split(/^|\s+/)}function classList(node){return node.classList||new ClassList(node)}function ClassList(node){this._node=node;this._names=classArray(node.getAttribute("class")||"")}ClassList.prototype={add:function(name){var i=this._names.indexOf(name);if(i<0){this._names.push(name);this._node.setAttribute("class",this._names.join(" "))}},remove:function(name){var i=this._names.indexOf(name);if(i>=0){this._names.splice(i,1);this._node.setAttribute("class",this._names.join(" "))}},contains:function(name){return this._names.indexOf(name)>=0}};function classedAdd(node,names){var list=classList(node),i=-1,n=names.length;while(++i<n)list.add(names[i])}function classedRemove(node,names){var list=classList(node),i=-1,n=names.length;while(++i<n)list.remove(names[i])}function classedTrue(names){return function(){classedAdd(this,names)}}function classedFalse(names){return function(){classedRemove(this,names)}}function classedFunction(names,value){return function(){(value.apply(this,arguments)?classedAdd:classedRemove)(this,names)}}var selection_classed=function(name,value){var names=classArray(name+"");if(arguments.length<2){var list=classList(this.node()),i=-1,n=names.length;while(++i<n)if(!list.contains(names[i]))return false;return true}return this.each((typeof value==="function"?classedFunction:value?classedTrue:classedFalse)(names,value))};function textRemove(){this.textContent=""}function textConstant(value){return function(){this.textContent=value}}function textFunction(value){return function(){var v=value.apply(this,arguments);this.textContent=v==null?"":v}}var selection_text=function(value){return arguments.length?this.each(value==null?textRemove:(typeof value==="function"?textFunction:textConstant)(value)):this.node().textContent};function htmlRemove(){this.innerHTML=""}function htmlConstant(value){return function(){this.innerHTML=value}}function htmlFunction(value){return function(){var v=value.apply(this,arguments);this.innerHTML=v==null?"":v}}var selection_html=function(value){return arguments.length?this.each(value==null?htmlRemove:(typeof value==="function"?htmlFunction:htmlConstant)(value)):this.node().innerHTML};function raise(){if(this.nextSibling)this.parentNode.appendChild(this)}var selection_raise=function(){return this.each(raise)};function lower(){if(this.previousSibling)this.parentNode.insertBefore(this,this.parentNode.firstChild)}var selection_lower=function(){return this.each(lower)};var selection_append=function(name){var create=typeof name==="function"?name:creator(name);return this.select(function(){return this.appendChild(create.apply(this,arguments))})};function constantNull(){return null}var selection_insert=function(name,before){var create=typeof name==="function"?name:creator(name),select=before==null?constantNull:typeof before==="function"?before:selector(before);return this.select(function(){return this.insertBefore(create.apply(this,arguments),select.apply(this,arguments)||null)})};function remove(){var parent=this.parentNode;if(parent)parent.removeChild(this)}var selection_remove=function(){return this.each(remove)};var selection_datum=function(value){return arguments.length?this.property("__data__",value):this.node().__data__};function dispatchEvent(node,type,params){var window$$1=window(node),event=window$$1.CustomEvent;if(event){event=new event(type,params)}else{event=window$$1.document.createEvent("Event");if(params)event.initEvent(type,params.bubbles,params.cancelable),event.detail=params.detail;else event.initEvent(type,false,false)}node.dispatchEvent(event)}function dispatchConstant(type,params){return function(){return dispatchEvent(this,type,params)}}function dispatchFunction(type,params){return function(){return dispatchEvent(this,type,params.apply(this,arguments))}}var selection_dispatch=function(type,params){return this.each((typeof params==="function"?dispatchFunction:dispatchConstant)(type,params))};var root=[null];function Selection(groups,parents){this._groups=groups;this._parents=parents}function selection(){return new Selection([[document.documentElement]],root)}Selection.prototype=selection.prototype={constructor:Selection,select:selection_select,selectAll:selection_selectAll,filter:selection_filter,data:selection_data,enter:selection_enter,exit:selection_exit,merge:selection_merge,order:selection_order,sort:selection_sort,call:selection_call,nodes:selection_nodes,node:selection_node,size:selection_size,empty:selection_empty,each:selection_each,attr:selection_attr,style:selection_style,property:selection_property,classed:selection_classed,text:selection_text,html:selection_html,raise:selection_raise,lower:selection_lower,append:selection_append,insert:selection_insert,remove:selection_remove,datum:selection_datum,on:selection_on,dispatch:selection_dispatch};var select=function(selector){return typeof selector==="string"?new Selection([[document.querySelector(selector)]],[document.documentElement]):new Selection([[selector]],root)};var selectAll=function(selector){return typeof selector==="string"?new Selection([document.querySelectorAll(selector)],[document.documentElement]):new Selection([selector==null?[]:selector],root)};var touch=function(node,touches,identifier){if(arguments.length<3)identifier=touches,touches=sourceEvent().changedTouches;for(var i=0,n=touches?touches.length:0,touch;i<n;++i){if((touch=touches[i]).identifier===identifier){return point(node,touch)}}return null;
};var touches=function(node,touches){if(touches==null)touches=sourceEvent().touches;for(var i=0,n=touches?touches.length:0,points=new Array(n);i<n;++i){points[i]=point(node,touches[i])}return points};function nopropagation(){exports.event.stopImmediatePropagation()}var noevent=function(){exports.event.preventDefault();exports.event.stopImmediatePropagation()};var dragDisable=function(view){var root=view.document.documentElement,selection$$1=select(view).on("dragstart.drag",noevent,true);if("onselectstart"in root){selection$$1.on("selectstart.drag",noevent,true)}else{root.__noselect=root.style.MozUserSelect;root.style.MozUserSelect="none"}};function yesdrag(view,noclick){var root=view.document.documentElement,selection$$1=select(view).on("dragstart.drag",null);if(noclick){selection$$1.on("click.drag",noevent,true);setTimeout(function(){selection$$1.on("click.drag",null)},0)}if("onselectstart"in root){selection$$1.on("selectstart.drag",null)}else{root.style.MozUserSelect=root.__noselect;delete root.__noselect}}var constant$2=function(x){return function(){return x}};function DragEvent(target,type,subject,id,active,x,y,dx,dy,dispatch){this.target=target;this.type=type;this.subject=subject;this.identifier=id;this.active=active;this.x=x;this.y=y;this.dx=dx;this.dy=dy;this._=dispatch}DragEvent.prototype.on=function(){var value=this._.on.apply(this._,arguments);return value===this._?this:value};function defaultFilter$1(){return!exports.event.button}function defaultContainer(){return this.parentNode}function defaultSubject(d){return d==null?{x:exports.event.x,y:exports.event.y}:d}var drag=function(){var filter=defaultFilter$1,container=defaultContainer,subject=defaultSubject,gestures={},listeners=dispatch("start","drag","end"),active=0,mousemoving,touchending;function drag(selection$$1){selection$$1.on("mousedown.drag",mousedowned).on("touchstart.drag",touchstarted).on("touchmove.drag",touchmoved).on("touchend.drag touchcancel.drag",touchended).style("-webkit-tap-highlight-color","rgba(0,0,0,0)")}function mousedowned(){if(touchending||!filter.apply(this,arguments))return;var gesture=beforestart("mouse",container.apply(this,arguments),mouse,this,arguments);if(!gesture)return;select(exports.event.view).on("mousemove.drag",mousemoved,true).on("mouseup.drag",mouseupped,true);dragDisable(exports.event.view);nopropagation();mousemoving=false;gesture("start")}function mousemoved(){noevent();mousemoving=true;gestures.mouse("drag")}function mouseupped(){select(exports.event.view).on("mousemove.drag mouseup.drag",null);yesdrag(exports.event.view,mousemoving);noevent();gestures.mouse("end")}function touchstarted(){if(!filter.apply(this,arguments))return;var touches$$1=exports.event.changedTouches,c=container.apply(this,arguments),n=touches$$1.length,i,gesture;for(i=0;i<n;++i){if(gesture=beforestart(touches$$1[i].identifier,c,touch,this,arguments)){nopropagation();gesture("start")}}}function touchmoved(){var touches$$1=exports.event.changedTouches,n=touches$$1.length,i,gesture;for(i=0;i<n;++i){if(gesture=gestures[touches$$1[i].identifier]){noevent();gesture("drag")}}}function touchended(){var touches$$1=exports.event.changedTouches,n=touches$$1.length,i,gesture;if(touchending)clearTimeout(touchending);touchending=setTimeout(function(){touchending=null},500);for(i=0;i<n;++i){if(gesture=gestures[touches$$1[i].identifier]){nopropagation();gesture("end")}}}function beforestart(id,container,point,that,args){var p=point(container,id),s,dx,dy,sublisteners=listeners.copy();if(!customEvent(new DragEvent(drag,"beforestart",s,id,active,p[0],p[1],0,0,sublisteners),function(){if((exports.event.subject=s=subject.apply(that,args))==null)return false;dx=s.x-p[0]||0;dy=s.y-p[1]||0;return true}))return;return function gesture(type){var p0=p,n;switch(type){case"start":gestures[id]=gesture,n=active++;break;case"end":delete gestures[id],--active;case"drag":p=point(container,id),n=active;break}customEvent(new DragEvent(drag,type,s,id,n,p[0]+dx,p[1]+dy,p[0]-p0[0],p[1]-p0[1],sublisteners),sublisteners.apply,sublisteners,[type,that,args])}}drag.filter=function(_){return arguments.length?(filter=typeof _==="function"?_:constant$2(!!_),drag):filter};drag.container=function(_){return arguments.length?(container=typeof _==="function"?_:constant$2(_),drag):container};drag.subject=function(_){return arguments.length?(subject=typeof _==="function"?_:constant$2(_),drag):subject};drag.on=function(){var value=listeners.on.apply(listeners,arguments);return value===listeners?drag:value};return drag};var define=function(constructor,factory,prototype){constructor.prototype=factory.prototype=prototype;prototype.constructor=constructor};function extend(parent,definition){var prototype=Object.create(parent.prototype);for(var key in definition)prototype[key]=definition[key];return prototype}function Color(){}var darker=.7;var brighter=1/darker;var reI="\\s*([+-]?\\d+)\\s*";var reN="\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)\\s*";var reP="\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)%\\s*";var reHex3=/^#([0-9a-f]{3})$/;var reHex6=/^#([0-9a-f]{6})$/;var reRgbInteger=new RegExp("^rgb\\("+[reI,reI,reI]+"\\)$");var reRgbPercent=new RegExp("^rgb\\("+[reP,reP,reP]+"\\)$");var reRgbaInteger=new RegExp("^rgba\\("+[reI,reI,reI,reN]+"\\)$");var reRgbaPercent=new RegExp("^rgba\\("+[reP,reP,reP,reN]+"\\)$");var reHslPercent=new RegExp("^hsl\\("+[reN,reP,reP]+"\\)$");var reHslaPercent=new RegExp("^hsla\\("+[reN,reP,reP,reN]+"\\)$");var named={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074};define(Color,color,{displayable:function(){return this.rgb().displayable()},toString:function(){return this.rgb()+""}});function color(format){var m;format=(format+"").trim().toLowerCase();return(m=reHex3.exec(format))?(m=parseInt(m[1],16),new Rgb(m>>8&15|m>>4&240,m>>4&15|m&240,(m&15)<<4|m&15,1)):(m=reHex6.exec(format))?rgbn(parseInt(m[1],16)):(m=reRgbInteger.exec(format))?new Rgb(m[1],m[2],m[3],1):(m=reRgbPercent.exec(format))?new Rgb(m[1]*255/100,m[2]*255/100,m[3]*255/100,1):(m=reRgbaInteger.exec(format))?rgba(m[1],m[2],m[3],m[4]):(m=reRgbaPercent.exec(format))?rgba(m[1]*255/100,m[2]*255/100,m[3]*255/100,m[4]):(m=reHslPercent.exec(format))?hsla(m[1],m[2]/100,m[3]/100,1):(m=reHslaPercent.exec(format))?hsla(m[1],m[2]/100,m[3]/100,m[4]):named.hasOwnProperty(format)?rgbn(named[format]):format==="transparent"?new Rgb(NaN,NaN,NaN,0):null}function rgbn(n){return new Rgb(n>>16&255,n>>8&255,n&255,1)}function rgba(r,g,b,a){if(a<=0)r=g=b=NaN;return new Rgb(r,g,b,a)}function rgbConvert(o){if(!(o instanceof Color))o=color(o);if(!o)return new Rgb;o=o.rgb();return new Rgb(o.r,o.g,o.b,o.opacity)}function rgb(r,g,b,opacity){return arguments.length===1?rgbConvert(r):new Rgb(r,g,b,opacity==null?1:opacity)}function Rgb(r,g,b,opacity){this.r=+r;this.g=+g;this.b=+b;this.opacity=+opacity}define(Rgb,rgb,extend(Color,{brighter:function(k){k=k==null?brighter:Math.pow(brighter,k);return new Rgb(this.r*k,this.g*k,this.b*k,this.opacity)},darker:function(k){k=k==null?darker:Math.pow(darker,k);return new Rgb(this.r*k,this.g*k,this.b*k,this.opacity)},rgb:function(){return this},displayable:function(){return 0<=this.r&&this.r<=255&&(0<=this.g&&this.g<=255)&&(0<=this.b&&this.b<=255)&&(0<=this.opacity&&this.opacity<=1)},toString:function(){var a=this.opacity;a=isNaN(a)?1:Math.max(0,Math.min(1,a));return(a===1?"rgb(":"rgba(")+Math.max(0,Math.min(255,Math.round(this.r)||0))+", "+Math.max(0,Math.min(255,Math.round(this.g)||0))+", "+Math.max(0,Math.min(255,Math.round(this.b)||0))+(a===1?")":", "+a+")")}}));function hsla(h,s,l,a){if(a<=0)h=s=l=NaN;else if(l<=0||l>=1)h=s=NaN;else if(s<=0)h=NaN;return new Hsl(h,s,l,a)}function hslConvert(o){if(o instanceof Hsl)return new Hsl(o.h,o.s,o.l,o.opacity);if(!(o instanceof Color))o=color(o);if(!o)return new Hsl;if(o instanceof Hsl)return o;o=o.rgb();var r=o.r/255,g=o.g/255,b=o.b/255,min=Math.min(r,g,b),max=Math.max(r,g,b),h=NaN,s=max-min,l=(max+min)/2;if(s){if(r===max)h=(g-b)/s+(g<b)*6;else if(g===max)h=(b-r)/s+2;else h=(r-g)/s+4;s/=l<.5?max+min:2-max-min;h*=60}else{s=l>0&&l<1?0:h}return new Hsl(h,s,l,o.opacity)}function hsl(h,s,l,opacity){return arguments.length===1?hslConvert(h):new Hsl(h,s,l,opacity==null?1:opacity)}function Hsl(h,s,l,opacity){this.h=+h;this.s=+s;this.l=+l;this.opacity=+opacity}define(Hsl,hsl,extend(Color,{brighter:function(k){k=k==null?brighter:Math.pow(brighter,k);return new Hsl(this.h,this.s,this.l*k,this.opacity)},darker:function(k){k=k==null?darker:Math.pow(darker,k);return new Hsl(this.h,this.s,this.l*k,this.opacity)},rgb:function(){var h=this.h%360+(this.h<0)*360,s=isNaN(h)||isNaN(this.s)?0:this.s,l=this.l,m2=l+(l<.5?l:1-l)*s,m1=2*l-m2;return new Rgb(hsl2rgb(h>=240?h-240:h+120,m1,m2),hsl2rgb(h,m1,m2),hsl2rgb(h<120?h+240:h-120,m1,m2),this.opacity)},displayable:function(){return(0<=this.s&&this.s<=1||isNaN(this.s))&&(0<=this.l&&this.l<=1)&&(0<=this.opacity&&this.opacity<=1)}}));function hsl2rgb(h,m1,m2){return(h<60?m1+(m2-m1)*h/60:h<180?m2:h<240?m1+(m2-m1)*(240-h)/60:m1)*255}var deg2rad=Math.PI/180;var rad2deg=180/Math.PI;var Kn=18;var Xn=.95047;var Yn=1;var Zn=1.08883;var t0=4/29;var t1=6/29;var t2=3*t1*t1;var t3=t1*t1*t1;function labConvert(o){if(o instanceof Lab)return new Lab(o.l,o.a,o.b,o.opacity);if(o instanceof Hcl){var h=o.h*deg2rad;return new Lab(o.l,Math.cos(h)*o.c,Math.sin(h)*o.c,o.opacity)}if(!(o instanceof Rgb))o=rgbConvert(o);var b=rgb2xyz(o.r),a=rgb2xyz(o.g),l=rgb2xyz(o.b),x=xyz2lab((.4124564*b+.3575761*a+.1804375*l)/Xn),y=xyz2lab((.2126729*b+.7151522*a+.072175*l)/Yn),z=xyz2lab((.0193339*b+.119192*a+.9503041*l)/Zn);return new Lab(116*y-16,500*(x-y),200*(y-z),o.opacity)}function lab(l,a,b,opacity){return arguments.length===1?labConvert(l):new Lab(l,a,b,opacity==null?1:opacity)}function Lab(l,a,b,opacity){this.l=+l;this.a=+a;this.b=+b;this.opacity=+opacity}define(Lab,lab,extend(Color,{brighter:function(k){return new Lab(this.l+Kn*(k==null?1:k),this.a,this.b,this.opacity)},darker:function(k){return new Lab(this.l-Kn*(k==null?1:k),this.a,this.b,this.opacity)},rgb:function(){var y=(this.l+16)/116,x=isNaN(this.a)?y:y+this.a/500,z=isNaN(this.b)?y:y-this.b/200;y=Yn*lab2xyz(y);x=Xn*lab2xyz(x);z=Zn*lab2xyz(z);return new Rgb(xyz2rgb(3.2404542*x-1.5371385*y-.4985314*z),xyz2rgb(-.969266*x+1.8760108*y+.041556*z),xyz2rgb(.0556434*x-.2040259*y+1.0572252*z),this.opacity)}}));function xyz2lab(t){return t>t3?Math.pow(t,1/3):t/t2+t0}function lab2xyz(t){return t>t1?t*t*t:t2*(t-t0)}function xyz2rgb(x){return 255*(x<=.0031308?12.92*x:1.055*Math.pow(x,1/2.4)-.055)}function rgb2xyz(x){return(x/=255)<=.04045?x/12.92:Math.pow((x+.055)/1.055,2.4)}function hclConvert(o){if(o instanceof Hcl)return new Hcl(o.h,o.c,o.l,o.opacity);if(!(o instanceof Lab))o=labConvert(o);var h=Math.atan2(o.b,o.a)*rad2deg;return new Hcl(h<0?h+360:h,Math.sqrt(o.a*o.a+o.b*o.b),o.l,o.opacity)}function hcl(h,c,l,opacity){return arguments.length===1?hclConvert(h):new Hcl(h,c,l,opacity==null?1:opacity)}function Hcl(h,c,l,opacity){this.h=+h;this.c=+c;this.l=+l;this.opacity=+opacity}define(Hcl,hcl,extend(Color,{brighter:function(k){return new Hcl(this.h,this.c,this.l+Kn*(k==null?1:k),this.opacity)},darker:function(k){return new Hcl(this.h,this.c,this.l-Kn*(k==null?1:k),this.opacity)},rgb:function(){return labConvert(this).rgb()}}));var A=-.14861;var B=+1.78277;var C=-.29227;var D=-.90649;var E=+1.97294;var ED=E*D;var EB=E*B;var BC_DA=B*C-D*A;function cubehelixConvert(o){if(o instanceof Cubehelix)return new Cubehelix(o.h,o.s,o.l,o.opacity);if(!(o instanceof Rgb))o=rgbConvert(o);var r=o.r/255,g=o.g/255,b=o.b/255,l=(BC_DA*b+ED*r-EB*g)/(BC_DA+ED-EB),bl=b-l,k=(E*(g-l)-C*bl)/D,s=Math.sqrt(k*k+bl*bl)/(E*l*(1-l)),h=s?Math.atan2(k,bl)*rad2deg-120:NaN;return new Cubehelix(h<0?h+360:h,s,l,o.opacity)}function cubehelix(h,s,l,opacity){return arguments.length===1?cubehelixConvert(h):new Cubehelix(h,s,l,opacity==null?1:opacity)}function Cubehelix(h,s,l,opacity){this.h=+h;this.s=+s;this.l=+l;this.opacity=+opacity}define(Cubehelix,cubehelix,extend(Color,{brighter:function(k){k=k==null?brighter:Math.pow(brighter,k);return new Cubehelix(this.h,this.s,this.l*k,this.opacity)},darker:function(k){k=k==null?darker:Math.pow(darker,k);return new Cubehelix(this.h,this.s,this.l*k,this.opacity)},rgb:function(){var h=isNaN(this.h)?0:(this.h+120)*deg2rad,l=+this.l,a=isNaN(this.s)?0:this.s*l*(1-l),cosh=Math.cos(h),sinh=Math.sin(h);return new Rgb(255*(l+a*(A*cosh+B*sinh)),255*(l+a*(C*cosh+D*sinh)),255*(l+a*(E*cosh)),this.opacity)}}));function basis(t1,v0,v1,v2,v3){var t2=t1*t1,t3=t2*t1;return((1-3*t1+3*t2-t3)*v0+(4-6*t2+3*t3)*v1+(1+3*t1+3*t2-3*t3)*v2+t3*v3)/6}var basis$1=function(values){var n=values.length-1;return function(t){var i=t<=0?t=0:t>=1?(t=1,n-1):Math.floor(t*n),v1=values[i],v2=values[i+1],v0=i>0?values[i-1]:2*v1-v2,v3=i<n-1?values[i+2]:2*v2-v1;return basis((t-i/n)*n,v0,v1,v2,v3)}};var basisClosed=function(values){var n=values.length;return function(t){var i=Math.floor(((t%=1)<0?++t:t)*n),v0=values[(i+n-1)%n],v1=values[i%n],v2=values[(i+1)%n],v3=values[(i+2)%n];return basis((t-i/n)*n,v0,v1,v2,v3)}};var constant$3=function(x){return function(){return x}};function linear(a,d){return function(t){return a+t*d}}function exponential(a,b,y){return a=Math.pow(a,y),b=Math.pow(b,y)-a,y=1/y,function(t){return Math.pow(a+t*b,y)}}function hue(a,b){var d=b-a;return d?linear(a,d>180||d<-180?d-360*Math.round(d/360):d):constant$3(isNaN(a)?b:a)}function gamma(y){return(y=+y)===1?nogamma:function(a,b){return b-a?exponential(a,b,y):constant$3(isNaN(a)?b:a)}}function nogamma(a,b){var d=b-a;return d?linear(a,d):constant$3(isNaN(a)?b:a)}var interpolateRgb=function rgbGamma(y){var color$$1=gamma(y);function rgb$$1(start,end){var r=color$$1((start=rgb(start)).r,(end=rgb(end)).r),g=color$$1(start.g,end.g),b=color$$1(start.b,end.b),opacity=nogamma(start.opacity,end.opacity);return function(t){start.r=r(t);start.g=g(t);start.b=b(t);start.opacity=opacity(t);return start+""}}rgb$$1.gamma=rgbGamma;return rgb$$1}(1);function rgbSpline(spline){return function(colors){var n=colors.length,r=new Array(n),g=new Array(n),b=new Array(n),i,color$$1;for(i=0;i<n;++i){color$$1=rgb(colors[i]);r[i]=color$$1.r||0;g[i]=color$$1.g||0;b[i]=color$$1.b||0}r=spline(r);g=spline(g);b=spline(b);color$$1.opacity=1;return function(t){color$$1.r=r(t);color$$1.g=g(t);color$$1.b=b(t);return color$$1+""}}}var rgbBasis=rgbSpline(basis$1);var rgbBasisClosed=rgbSpline(basisClosed);var array$1=function(a,b){var nb=b?b.length:0,na=a?Math.min(nb,a.length):0,x=new Array(nb),c=new Array(nb),i;for(i=0;i<na;++i)x[i]=interpolateValue(a[i],b[i]);for(;i<nb;++i)c[i]=b[i];return function(t){for(i=0;i<na;++i)c[i]=x[i](t);return c}};var date=function(a,b){var d=new Date;return a=+a,b-=a,function(t){return d.setTime(a+b*t),d}};var reinterpolate=function(a,b){return a=+a,b-=a,function(t){return a+b*t}};var object=function(a,b){var i={},c={},k;if(a===null||typeof a!=="object")a={};if(b===null||typeof b!=="object")b={};for(k in b){if(k in a){i[k]=interpolateValue(a[k],b[k])}else{c[k]=b[k]}}return function(t){for(k in i)c[k]=i[k](t);return c}};var reA=/[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;var reB=new RegExp(reA.source,"g");function zero(b){return function(){return b}}function one(b){return function(t){return b(t)+""}}var interpolateString=function(a,b){var bi=reA.lastIndex=reB.lastIndex=0,am,bm,bs,i=-1,s=[],q=[];a=a+"",b=b+"";while((am=reA.exec(a))&&(bm=reB.exec(b))){if((bs=bm.index)>bi){bs=b.slice(bi,bs);if(s[i])s[i]+=bs;else s[++i]=bs}if((am=am[0])===(bm=bm[0])){if(s[i])s[i]+=bm;else s[++i]=bm}else{s[++i]=null;q.push({i:i,x:reinterpolate(am,bm)})}bi=reB.lastIndex}if(bi<b.length){bs=b.slice(bi);if(s[i])s[i]+=bs;else s[++i]=bs}return s.length<2?q[0]?one(q[0].x):zero(b):(b=q.length,function(t){for(var i=0,o;i<b;++i)s[(o=q[i]).i]=o.x(t);return s.join("")})};var interpolateValue=function(a,b){var t=typeof b,c;return b==null||t==="boolean"?constant$3(b):(t==="number"?reinterpolate:t==="string"?(c=color(b))?(b=c,interpolateRgb):interpolateString:b instanceof color?interpolateRgb:b instanceof Date?date:Array.isArray(b)?array$1:isNaN(b)?object:reinterpolate)(a,b)};var interpolateRound=function(a,b){return a=+a,b-=a,function(t){return Math.round(a+b*t)}};var degrees=180/Math.PI;var identity$2={translateX:0,translateY:0,rotate:0,skewX:0,scaleX:1,scaleY:1};var decompose=function(a,b,c,d,e,f){var scaleX,scaleY,skewX;if(scaleX=Math.sqrt(a*a+b*b))a/=scaleX,b/=scaleX;if(skewX=a*c+b*d)c-=a*skewX,d-=b*skewX;if(scaleY=Math.sqrt(c*c+d*d))c/=scaleY,d/=scaleY,skewX/=scaleY;if(a*d<b*c)a=-a,b=-b,skewX=-skewX,scaleX=-scaleX;return{translateX:e,translateY:f,rotate:Math.atan2(b,a)*degrees,skewX:Math.atan(skewX)*degrees,scaleX:scaleX,scaleY:scaleY}};var cssNode;var cssRoot;var cssView;var svgNode;function parseCss(value){if(value==="none")return identity$2;if(!cssNode)cssNode=document.createElement("DIV"),cssRoot=document.documentElement,cssView=document.defaultView;cssNode.style.transform=value;value=cssView.getComputedStyle(cssRoot.appendChild(cssNode),null).getPropertyValue("transform");cssRoot.removeChild(cssNode);value=value.slice(7,-1).split(",");return decompose(+value[0],+value[1],+value[2],+value[3],+value[4],+value[5])}function parseSvg(value){if(value==null)return identity$2;if(!svgNode)svgNode=document.createElementNS("http://www.w3.org/2000/svg","g");svgNode.setAttribute("transform",value);if(!(value=svgNode.transform.baseVal.consolidate()))return identity$2;value=value.matrix;return decompose(value.a,value.b,value.c,value.d,value.e,value.f)}function interpolateTransform(parse,pxComma,pxParen,degParen){function pop(s){return s.length?s.pop()+" ":""}function translate(xa,ya,xb,yb,s,q){if(xa!==xb||ya!==yb){var i=s.push("translate(",null,pxComma,null,pxParen);q.push({i:i-4,x:reinterpolate(xa,xb)},{i:i-2,x:reinterpolate(ya,yb)})}else if(xb||yb){s.push("translate("+xb+pxComma+yb+pxParen)}}function rotate(a,b,s,q){if(a!==b){if(a-b>180)b+=360;else if(b-a>180)a+=360;q.push({i:s.push(pop(s)+"rotate(",null,degParen)-2,x:reinterpolate(a,b)})}else if(b){s.push(pop(s)+"rotate("+b+degParen)}}function skewX(a,b,s,q){if(a!==b){q.push({i:s.push(pop(s)+"skewX(",null,degParen)-2,x:reinterpolate(a,b)})}else if(b){s.push(pop(s)+"skewX("+b+degParen)}}function scale(xa,ya,xb,yb,s,q){if(xa!==xb||ya!==yb){var i=s.push(pop(s)+"scale(",null,",",null,")");q.push({i:i-4,x:reinterpolate(xa,xb)},{i:i-2,x:reinterpolate(ya,yb)})}else if(xb!==1||yb!==1){s.push(pop(s)+"scale("+xb+","+yb+")")}}return function(a,b){var s=[],q=[];a=parse(a),b=parse(b);translate(a.translateX,a.translateY,b.translateX,b.translateY,s,q);rotate(a.rotate,b.rotate,s,q);skewX(a.skewX,b.skewX,s,q);scale(a.scaleX,a.scaleY,b.scaleX,b.scaleY,s,q);a=b=null;return function(t){var i=-1,n=q.length,o;while(++i<n)s[(o=q[i]).i]=o.x(t);return s.join("")}}}var interpolateTransformCss=interpolateTransform(parseCss,"px, ","px)","deg)");var interpolateTransformSvg=interpolateTransform(parseSvg,", ",")",")");var rho=Math.SQRT2;var rho2=2;var rho4=4;var epsilon2=1e-12;function cosh(x){return((x=Math.exp(x))+1/x)/2}function sinh(x){return((x=Math.exp(x))-1/x)/2}function tanh(x){return((x=Math.exp(2*x))-1)/(x+1)}var interpolateZoom=function(p0,p1){var ux0=p0[0],uy0=p0[1],w0=p0[2],ux1=p1[0],uy1=p1[1],w1=p1[2],dx=ux1-ux0,dy=uy1-uy0,d2=dx*dx+dy*dy,i,S;if(d2<epsilon2){S=Math.log(w1/w0)/rho;i=function(t){return[ux0+t*dx,uy0+t*dy,w0*Math.exp(rho*t*S)]}}else{var d1=Math.sqrt(d2),b0=(w1*w1-w0*w0+rho4*d2)/(2*w0*rho2*d1),b1=(w1*w1-w0*w0-rho4*d2)/(2*w1*rho2*d1),r0=Math.log(Math.sqrt(b0*b0+1)-b0),r1=Math.log(Math.sqrt(b1*b1+1)-b1);S=(r1-r0)/rho;i=function(t){var s=t*S,coshr0=cosh(r0),u=w0/(rho2*d1)*(coshr0*tanh(rho*s+r0)-sinh(r0));return[ux0+u*dx,uy0+u*dy,w0*coshr0/cosh(rho*s+r0)]}}i.duration=S*1e3;return i};function hsl$1(hue$$1){return function(start,end){var h=hue$$1((start=hsl(start)).h,(end=hsl(end)).h),s=nogamma(start.s,end.s),l=nogamma(start.l,end.l),opacity=nogamma(start.opacity,end.opacity);return function(t){start.h=h(t);start.s=s(t);start.l=l(t);start.opacity=opacity(t);return start+""}}}var hsl$2=hsl$1(hue);var hslLong=hsl$1(nogamma);function lab$1(start,end){var l=nogamma((start=lab(start)).l,(end=lab(end)).l),a=nogamma(start.a,end.a),b=nogamma(start.b,end.b),opacity=nogamma(start.opacity,end.opacity);return function(t){start.l=l(t);start.a=a(t);start.b=b(t);start.opacity=opacity(t);return start+""}}function hcl$1(hue$$1){return function(start,end){var h=hue$$1((start=hcl(start)).h,(end=hcl(end)).h),c=nogamma(start.c,end.c),l=nogamma(start.l,end.l),opacity=nogamma(start.opacity,end.opacity);return function(t){start.h=h(t);start.c=c(t);start.l=l(t);start.opacity=opacity(t);return start+""}}}var hcl$2=hcl$1(hue);var hclLong=hcl$1(nogamma);function cubehelix$1(hue$$1){return function cubehelixGamma(y){y=+y;function cubehelix$$1(start,end){var h=hue$$1((start=cubehelix(start)).h,(end=cubehelix(end)).h),s=nogamma(start.s,end.s),l=nogamma(start.l,end.l),opacity=nogamma(start.opacity,end.opacity);return function(t){start.h=h(t);start.s=s(t);start.l=l(Math.pow(t,y));start.opacity=opacity(t);return start+""}}cubehelix$$1.gamma=cubehelixGamma;return cubehelix$$1}(1)}var cubehelix$2=cubehelix$1(hue);var cubehelixLong=cubehelix$1(nogamma);var quantize=function(interpolator,n){var samples=new Array(n);for(var i=0;i<n;++i)samples[i]=interpolator(i/(n-1));return samples};var frame=0;var timeout=0;var interval=0;var pokeDelay=1e3;var taskHead;var taskTail;var clockLast=0;var clockNow=0;var clockSkew=0;var clock=typeof performance==="object"&&performance.now?performance:Date;var setFrame=typeof requestAnimationFrame==="function"?requestAnimationFrame:function(f){setTimeout(f,17)};function now(){return clockNow||(setFrame(clearNow),clockNow=clock.now()+clockSkew)}function clearNow(){clockNow=0}function Timer(){this._call=this._time=this._next=null}Timer.prototype=timer.prototype={constructor:Timer,restart:function(callback,delay,time){if(typeof callback!=="function")throw new TypeError("callback is not a function");time=(time==null?now():+time)+(delay==null?0:+delay);if(!this._next&&taskTail!==this){if(taskTail)taskTail._next=this;else taskHead=this;taskTail=this}this._call=callback;this._time=time;sleep()},stop:function(){if(this._call){this._call=null;this._time=Infinity;sleep()}}};function timer(callback,delay,time){var t=new Timer;t.restart(callback,delay,time);return t}function timerFlush(){now();++frame;var t=taskHead,e;while(t){if((e=clockNow-t._time)>=0)t._call.call(null,e);t=t._next}--frame}function wake(){clockNow=(clockLast=clock.now())+clockSkew;frame=timeout=0;try{timerFlush()}finally{frame=0;nap();clockNow=0}}function poke(){var now=clock.now(),delay=now-clockLast;if(delay>pokeDelay)clockSkew-=delay,clockLast=now}function nap(){var t0,t1=taskHead,t2,time=Infinity;while(t1){if(t1._call){if(time>t1._time)time=t1._time;t0=t1,t1=t1._next}else{t2=t1._next,t1._next=null;t1=t0?t0._next=t2:taskHead=t2}}taskTail=t0;sleep(time)}function sleep(time){if(frame)return;if(timeout)timeout=clearTimeout(timeout);var delay=time-clockNow;if(delay>24){if(time<Infinity)timeout=setTimeout(wake,delay);if(interval)interval=clearInterval(interval)}else{if(!interval)clockLast=clockNow,interval=setInterval(poke,pokeDelay);frame=1,setFrame(wake)}}var timeout$1=function(callback,delay,time){var t=new Timer;delay=delay==null?0:+delay;t.restart(function(elapsed){t.stop();callback(elapsed+delay)},delay,time);return t};var interval$1=function(callback,delay,time){var t=new Timer,total=delay;if(delay==null)return t.restart(callback,delay,time),t;delay=+delay,time=time==null?now():+time;t.restart(function tick(elapsed){elapsed+=total;t.restart(tick,total+=delay,time);callback(elapsed)},delay,time);return t};var emptyOn=dispatch("start","end","interrupt");var emptyTween=[];var CREATED=0;var SCHEDULED=1;var STARTING=2;var STARTED=3;var RUNNING=4;var ENDING=5;var ENDED=6;var schedule=function(node,name,id,index,group,timing){var schedules=node.__transition;if(!schedules)node.__transition={};else if(id in schedules)return;create(node,id,{name:name,index:index,group:group,on:emptyOn,tween:emptyTween,time:timing.time,delay:timing.delay,duration:timing.duration,ease:timing.ease,timer:null,state:CREATED})};function init(node,id){var schedule=node.__transition;if(!schedule||!(schedule=schedule[id])||schedule.state>CREATED)throw new Error("too late");return schedule}function set$1(node,id){var schedule=node.__transition;if(!schedule||!(schedule=schedule[id])||schedule.state>STARTING)throw new Error("too late");return schedule}function get$1(node,id){var schedule=node.__transition;if(!schedule||!(schedule=schedule[id]))throw new Error("too late");return schedule}function create(node,id,self){var schedules=node.__transition,tween;schedules[id]=self;self.timer=timer(schedule,0,self.time);function schedule(elapsed){self.state=SCHEDULED;self.timer.restart(start,self.delay,self.time);if(self.delay<=elapsed)start(elapsed-self.delay)}function start(elapsed){var i,j,n,o;if(self.state!==SCHEDULED)return stop();for(i in schedules){o=schedules[i];if(o.name!==self.name)continue;if(o.state===STARTED)return timeout$1(start);if(o.state===RUNNING){o.state=ENDED;o.timer.stop();o.on.call("interrupt",node,node.__data__,o.index,o.group);delete schedules[i]}else if(+i<id){o.state=ENDED;o.timer.stop();delete schedules[i]}}timeout$1(function(){if(self.state===STARTED){self.state=RUNNING;self.timer.restart(tick,self.delay,self.time);tick(elapsed)}});self.state=STARTING;self.on.call("start",node,node.__data__,self.index,self.group);if(self.state!==STARTING)return;self.state=STARTED;tween=new Array(n=self.tween.length);for(i=0,j=-1;i<n;++i){if(o=self.tween[i].value.call(node,node.__data__,self.index,self.group)){tween[++j]=o}}tween.length=j+1}function tick(elapsed){var t=elapsed<self.duration?self.ease.call(null,elapsed/self.duration):(self.timer.restart(stop),self.state=ENDING,1),i=-1,n=tween.length;while(++i<n){tween[i].call(null,t)}if(self.state===ENDING){self.on.call("end",node,node.__data__,self.index,self.group);stop()}}function stop(){self.state=ENDED;self.timer.stop();delete schedules[id];for(var i in schedules)return;delete node.__transition}}var interrupt=function(node,name){var schedules=node.__transition,schedule,active,empty=true,i;if(!schedules)return;name=name==null?null:name+"";for(i in schedules){if((schedule=schedules[i]).name!==name){empty=false;continue}active=schedule.state>STARTING&&schedule.state<ENDING;schedule.state=ENDED;schedule.timer.stop();if(active)schedule.on.call("interrupt",node,node.__data__,schedule.index,schedule.group);delete schedules[i]}if(empty)delete node.__transition};var selection_interrupt=function(name){return this.each(function(){interrupt(this,name)})};function tweenRemove(id,name){var tween0,tween1;return function(){var schedule=set$1(this,id),tween=schedule.tween;if(tween!==tween0){tween1=tween0=tween;for(var i=0,n=tween1.length;i<n;++i){if(tween1[i].name===name){tween1=tween1.slice();tween1.splice(i,1);break}}}schedule.tween=tween1}}function tweenFunction(id,name,value){var tween0,tween1;if(typeof value!=="function")throw new Error;return function(){var schedule=set$1(this,id),tween=schedule.tween;if(tween!==tween0){tween1=(tween0=tween).slice();for(var t={name:name,value:value},i=0,n=tween1.length;i<n;++i){if(tween1[i].name===name){tween1[i]=t;break}}if(i===n)tween1.push(t)}schedule.tween=tween1}}var transition_tween=function(name,value){var id=this._id;name+="";if(arguments.length<2){var tween=get$1(this.node(),id).tween;for(var i=0,n=tween.length,t;i<n;++i){if((t=tween[i]).name===name){return t.value}}return null}return this.each((value==null?tweenRemove:tweenFunction)(id,name,value))};function tweenValue(transition,name,value){var id=transition._id;transition.each(function(){var schedule=set$1(this,id);(schedule.value||(schedule.value={}))[name]=value.apply(this,arguments)});return function(node){return get$1(node,id).value[name]}}var interpolate$$1=function(a,b){var c;return(typeof b==="number"?reinterpolate:b instanceof color?interpolateRgb:(c=color(b))?(b=c,interpolateRgb):interpolateString)(a,b)};function attrRemove$1(name){return function(){this.removeAttribute(name)}}function attrRemoveNS$1(fullname){return function(){this.removeAttributeNS(fullname.space,fullname.local)}}function attrConstant$1(name,interpolate$$1,value1){var value00,interpolate0;return function(){var value0=this.getAttribute(name);return value0===value1?null:value0===value00?interpolate0:interpolate0=interpolate$$1(value00=value0,value1)}}function attrConstantNS$1(fullname,interpolate$$1,value1){var value00,interpolate0;return function(){var value0=this.getAttributeNS(fullname.space,fullname.local);return value0===value1?null:value0===value00?interpolate0:interpolate0=interpolate$$1(value00=value0,value1)}}function attrFunction$1(name,interpolate$$1,value){var value00,value10,interpolate0;return function(){var value0,value1=value(this);if(value1==null)return void this.removeAttribute(name);value0=this.getAttribute(name);return value0===value1?null:value0===value00&&value1===value10?interpolate0:interpolate0=interpolate$$1(value00=value0,value10=value1)}}function attrFunctionNS$1(fullname,interpolate$$1,value){var value00,value10,interpolate0;return function(){var value0,value1=value(this);if(value1==null)return void this.removeAttributeNS(fullname.space,fullname.local);value0=this.getAttributeNS(fullname.space,fullname.local);return value0===value1?null:value0===value00&&value1===value10?interpolate0:interpolate0=interpolate$$1(value00=value0,value10=value1);
}}var transition_attr=function(name,value){var fullname=namespace(name),i=fullname==="transform"?interpolateTransformSvg:interpolate$$1;return this.attrTween(name,typeof value==="function"?(fullname.local?attrFunctionNS$1:attrFunction$1)(fullname,i,tweenValue(this,"attr."+name,value)):value==null?(fullname.local?attrRemoveNS$1:attrRemove$1)(fullname):(fullname.local?attrConstantNS$1:attrConstant$1)(fullname,i,value))};function attrTweenNS(fullname,value){function tween(){var node=this,i=value.apply(node,arguments);return i&&function(t){node.setAttributeNS(fullname.space,fullname.local,i(t))}}tween._value=value;return tween}function attrTween(name,value){function tween(){var node=this,i=value.apply(node,arguments);return i&&function(t){node.setAttribute(name,i(t))}}tween._value=value;return tween}var transition_attrTween=function(name,value){var key="attr."+name;if(arguments.length<2)return(key=this.tween(key))&&key._value;if(value==null)return this.tween(key,null);if(typeof value!=="function")throw new Error;var fullname=namespace(name);return this.tween(key,(fullname.local?attrTweenNS:attrTween)(fullname,value))};function delayFunction(id,value){return function(){init(this,id).delay=+value.apply(this,arguments)}}function delayConstant(id,value){return value=+value,function(){init(this,id).delay=value}}var transition_delay=function(value){var id=this._id;return arguments.length?this.each((typeof value==="function"?delayFunction:delayConstant)(id,value)):get$1(this.node(),id).delay};function durationFunction(id,value){return function(){set$1(this,id).duration=+value.apply(this,arguments)}}function durationConstant(id,value){return value=+value,function(){set$1(this,id).duration=value}}var transition_duration=function(value){var id=this._id;return arguments.length?this.each((typeof value==="function"?durationFunction:durationConstant)(id,value)):get$1(this.node(),id).duration};function easeConstant(id,value){if(typeof value!=="function")throw new Error;return function(){set$1(this,id).ease=value}}var transition_ease=function(value){var id=this._id;return arguments.length?this.each(easeConstant(id,value)):get$1(this.node(),id).ease};var transition_filter=function(match){if(typeof match!=="function")match=matcher$1(match);for(var groups=this._groups,m=groups.length,subgroups=new Array(m),j=0;j<m;++j){for(var group=groups[j],n=group.length,subgroup=subgroups[j]=[],node,i=0;i<n;++i){if((node=group[i])&&match.call(node,node.__data__,i,group)){subgroup.push(node)}}}return new Transition(subgroups,this._parents,this._name,this._id)};var transition_merge=function(transition){if(transition._id!==this._id)throw new Error;for(var groups0=this._groups,groups1=transition._groups,m0=groups0.length,m1=groups1.length,m=Math.min(m0,m1),merges=new Array(m0),j=0;j<m;++j){for(var group0=groups0[j],group1=groups1[j],n=group0.length,merge=merges[j]=new Array(n),node,i=0;i<n;++i){if(node=group0[i]||group1[i]){merge[i]=node}}}for(;j<m0;++j){merges[j]=groups0[j]}return new Transition(merges,this._parents,this._name,this._id)};function start(name){return(name+"").trim().split(/^|\s+/).every(function(t){var i=t.indexOf(".");if(i>=0)t=t.slice(0,i);return!t||t==="start"})}function onFunction(id,name,listener){var on0,on1,sit=start(name)?init:set$1;return function(){var schedule=sit(this,id),on=schedule.on;if(on!==on0)(on1=(on0=on).copy()).on(name,listener);schedule.on=on1}}var transition_on=function(name,listener){var id=this._id;return arguments.length<2?get$1(this.node(),id).on.on(name):this.each(onFunction(id,name,listener))};function removeFunction(id){return function(){var parent=this.parentNode;for(var i in this.__transition)if(+i!==id)return;if(parent)parent.removeChild(this)}}var transition_remove=function(){return this.on("end.remove",removeFunction(this._id))};var transition_select=function(select$$1){var name=this._name,id=this._id;if(typeof select$$1!=="function")select$$1=selector(select$$1);for(var groups=this._groups,m=groups.length,subgroups=new Array(m),j=0;j<m;++j){for(var group=groups[j],n=group.length,subgroup=subgroups[j]=new Array(n),node,subnode,i=0;i<n;++i){if((node=group[i])&&(subnode=select$$1.call(node,node.__data__,i,group))){if("__data__"in node)subnode.__data__=node.__data__;subgroup[i]=subnode;schedule(subgroup[i],name,id,i,subgroup,get$1(node,id))}}}return new Transition(subgroups,this._parents,name,id)};var transition_selectAll=function(select$$1){var name=this._name,id=this._id;if(typeof select$$1!=="function")select$$1=selectorAll(select$$1);for(var groups=this._groups,m=groups.length,subgroups=[],parents=[],j=0;j<m;++j){for(var group=groups[j],n=group.length,node,i=0;i<n;++i){if(node=group[i]){for(var children=select$$1.call(node,node.__data__,i,group),child,inherit=get$1(node,id),k=0,l=children.length;k<l;++k){if(child=children[k]){schedule(child,name,id,k,children,inherit)}}subgroups.push(children);parents.push(node)}}}return new Transition(subgroups,parents,name,id)};var Selection$1=selection.prototype.constructor;var transition_selection=function(){return new Selection$1(this._groups,this._parents)};function styleRemove$1(name,interpolate$$2){var value00,value10,interpolate0;return function(){var style=window(this).getComputedStyle(this,null),value0=style.getPropertyValue(name),value1=(this.style.removeProperty(name),style.getPropertyValue(name));return value0===value1?null:value0===value00&&value1===value10?interpolate0:interpolate0=interpolate$$2(value00=value0,value10=value1)}}function styleRemoveEnd(name){return function(){this.style.removeProperty(name)}}function styleConstant$1(name,interpolate$$2,value1){var value00,interpolate0;return function(){var value0=window(this).getComputedStyle(this,null).getPropertyValue(name);return value0===value1?null:value0===value00?interpolate0:interpolate0=interpolate$$2(value00=value0,value1)}}function styleFunction$1(name,interpolate$$2,value){var value00,value10,interpolate0;return function(){var style=window(this).getComputedStyle(this,null),value0=style.getPropertyValue(name),value1=value(this);if(value1==null)value1=(this.style.removeProperty(name),style.getPropertyValue(name));return value0===value1?null:value0===value00&&value1===value10?interpolate0:interpolate0=interpolate$$2(value00=value0,value10=value1)}}var transition_style=function(name,value,priority){var i=(name+="")==="transform"?interpolateTransformCss:interpolate$$1;return value==null?this.styleTween(name,styleRemove$1(name,i)).on("end.style."+name,styleRemoveEnd(name)):this.styleTween(name,typeof value==="function"?styleFunction$1(name,i,tweenValue(this,"style."+name,value)):styleConstant$1(name,i,value),priority)};function styleTween(name,value,priority){function tween(){var node=this,i=value.apply(node,arguments);return i&&function(t){node.style.setProperty(name,i(t),priority)}}tween._value=value;return tween}var transition_styleTween=function(name,value,priority){var key="style."+(name+="");if(arguments.length<2)return(key=this.tween(key))&&key._value;if(value==null)return this.tween(key,null);if(typeof value!=="function")throw new Error;return this.tween(key,styleTween(name,value,priority==null?"":priority))};function textConstant$1(value){return function(){this.textContent=value}}function textFunction$1(value){return function(){var value1=value(this);this.textContent=value1==null?"":value1}}var transition_text=function(value){return this.tween("text",typeof value==="function"?textFunction$1(tweenValue(this,"text",value)):textConstant$1(value==null?"":value+""))};var transition_transition=function(){var name=this._name,id0=this._id,id1=newId();for(var groups=this._groups,m=groups.length,j=0;j<m;++j){for(var group=groups[j],n=group.length,node,i=0;i<n;++i){if(node=group[i]){var inherit=get$1(node,id0);schedule(node,name,id1,i,group,{time:inherit.time+inherit.delay+inherit.duration,delay:0,duration:inherit.duration,ease:inherit.ease})}}}return new Transition(groups,this._parents,name,id1)};var id=0;function Transition(groups,parents,name,id){this._groups=groups;this._parents=parents;this._name=name;this._id=id}function transition(name){return selection().transition(name)}function newId(){return++id}var selection_prototype=selection.prototype;Transition.prototype=transition.prototype={constructor:Transition,select:transition_select,selectAll:transition_selectAll,filter:transition_filter,merge:transition_merge,selection:transition_selection,transition:transition_transition,call:selection_prototype.call,nodes:selection_prototype.nodes,node:selection_prototype.node,size:selection_prototype.size,empty:selection_prototype.empty,each:selection_prototype.each,on:transition_on,attr:transition_attr,attrTween:transition_attrTween,style:transition_style,styleTween:transition_styleTween,text:transition_text,remove:transition_remove,tween:transition_tween,delay:transition_delay,duration:transition_duration,ease:transition_ease};function linear$1(t){return+t}function quadIn(t){return t*t}function quadOut(t){return t*(2-t)}function quadInOut(t){return((t*=2)<=1?t*t:--t*(2-t)+1)/2}function cubicIn(t){return t*t*t}function cubicOut(t){return--t*t*t+1}function cubicInOut(t){return((t*=2)<=1?t*t*t:(t-=2)*t*t+2)/2}var exponent=3;var polyIn=function custom(e){e=+e;function polyIn(t){return Math.pow(t,e)}polyIn.exponent=custom;return polyIn}(exponent);var polyOut=function custom(e){e=+e;function polyOut(t){return 1-Math.pow(1-t,e)}polyOut.exponent=custom;return polyOut}(exponent);var polyInOut=function custom(e){e=+e;function polyInOut(t){return((t*=2)<=1?Math.pow(t,e):2-Math.pow(2-t,e))/2}polyInOut.exponent=custom;return polyInOut}(exponent);var pi=Math.PI;var halfPi=pi/2;function sinIn(t){return 1-Math.cos(t*halfPi)}function sinOut(t){return Math.sin(t*halfPi)}function sinInOut(t){return(1-Math.cos(pi*t))/2}function expIn(t){return Math.pow(2,10*t-10)}function expOut(t){return 1-Math.pow(2,-10*t)}function expInOut(t){return((t*=2)<=1?Math.pow(2,10*t-10):2-Math.pow(2,10-10*t))/2}function circleIn(t){return 1-Math.sqrt(1-t*t)}function circleOut(t){return Math.sqrt(1- --t*t)}function circleInOut(t){return((t*=2)<=1?1-Math.sqrt(1-t*t):Math.sqrt(1-(t-=2)*t)+1)/2}var b1=4/11;var b2=6/11;var b3=8/11;var b4=3/4;var b5=9/11;var b6=10/11;var b7=15/16;var b8=21/22;var b9=63/64;var b0=1/b1/b1;function bounceIn(t){return 1-bounceOut(1-t)}function bounceOut(t){return(t=+t)<b1?b0*t*t:t<b3?b0*(t-=b2)*t+b4:t<b6?b0*(t-=b5)*t+b7:b0*(t-=b8)*t+b9}function bounceInOut(t){return((t*=2)<=1?1-bounceOut(1-t):bounceOut(t-1)+1)/2}var overshoot=1.70158;var backIn=function custom(s){s=+s;function backIn(t){return t*t*((s+1)*t-s)}backIn.overshoot=custom;return backIn}(overshoot);var backOut=function custom(s){s=+s;function backOut(t){return--t*t*((s+1)*t+s)+1}backOut.overshoot=custom;return backOut}(overshoot);var backInOut=function custom(s){s=+s;function backInOut(t){return((t*=2)<1?t*t*((s+1)*t-s):(t-=2)*t*((s+1)*t+s)+2)/2}backInOut.overshoot=custom;return backInOut}(overshoot);var tau=2*Math.PI;var amplitude=1;var period=.3;var elasticIn=function custom(a,p){var s=Math.asin(1/(a=Math.max(1,a)))*(p/=tau);function elasticIn(t){return a*Math.pow(2,10*--t)*Math.sin((s-t)/p)}elasticIn.amplitude=function(a){return custom(a,p*tau)};elasticIn.period=function(p){return custom(a,p)};return elasticIn}(amplitude,period);var elasticOut=function custom(a,p){var s=Math.asin(1/(a=Math.max(1,a)))*(p/=tau);function elasticOut(t){return 1-a*Math.pow(2,-10*(t=+t))*Math.sin((t+s)/p)}elasticOut.amplitude=function(a){return custom(a,p*tau)};elasticOut.period=function(p){return custom(a,p)};return elasticOut}(amplitude,period);var elasticInOut=function custom(a,p){var s=Math.asin(1/(a=Math.max(1,a)))*(p/=tau);function elasticInOut(t){return((t=t*2-1)<0?a*Math.pow(2,10*t)*Math.sin((s-t)/p):2-a*Math.pow(2,-10*t)*Math.sin((s+t)/p))/2}elasticInOut.amplitude=function(a){return custom(a,p*tau)};elasticInOut.period=function(p){return custom(a,p)};return elasticInOut}(amplitude,period);var defaultTiming={time:null,delay:0,duration:250,ease:cubicInOut};function inherit(node,id){var timing;while(!(timing=node.__transition)||!(timing=timing[id])){if(!(node=node.parentNode)){return defaultTiming.time=now(),defaultTiming}}return timing}var selection_transition=function(name){var id,timing;if(name instanceof Transition){id=name._id,name=name._name}else{id=newId(),(timing=defaultTiming).time=now(),name=name==null?null:name+""}for(var groups=this._groups,m=groups.length,j=0;j<m;++j){for(var group=groups[j],n=group.length,node,i=0;i<n;++i){if(node=group[i]){schedule(node,name,id,i,group,timing||inherit(node,id))}}}return new Transition(groups,this._parents,name,id)};selection.prototype.interrupt=selection_interrupt;selection.prototype.transition=selection_transition;var root$1=[null];var active=function(node,name){var schedules=node.__transition,schedule,i;if(schedules){name=name==null?null:name+"";for(i in schedules){if((schedule=schedules[i]).state>SCHEDULED&&schedule.name===name){return new Transition([[node]],root$1,name,+i)}}}return null};var constant$4=function(x){return function(){return x}};var BrushEvent=function(target,type,selection){this.target=target;this.type=type;this.selection=selection};function nopropagation$1(){exports.event.stopImmediatePropagation()}var noevent$1=function(){exports.event.preventDefault();exports.event.stopImmediatePropagation()};var MODE_DRAG={name:"drag"};var MODE_SPACE={name:"space"};var MODE_HANDLE={name:"handle"};var MODE_CENTER={name:"center"};var X={name:"x",handles:["e","w"].map(type),input:function(x,e){return x&&[[x[0],e[0][1]],[x[1],e[1][1]]]},output:function(xy){return xy&&[xy[0][0],xy[1][0]]}};var Y={name:"y",handles:["n","s"].map(type),input:function(y,e){return y&&[[e[0][0],y[0]],[e[1][0],y[1]]]},output:function(xy){return xy&&[xy[0][1],xy[1][1]]}};var XY={name:"xy",handles:["n","e","s","w","nw","ne","se","sw"].map(type),input:function(xy){return xy},output:function(xy){return xy}};var cursors={overlay:"crosshair",selection:"move",n:"ns-resize",e:"ew-resize",s:"ns-resize",w:"ew-resize",nw:"nwse-resize",ne:"nesw-resize",se:"nwse-resize",sw:"nesw-resize"};var flipX={e:"w",w:"e",nw:"ne",ne:"nw",se:"sw",sw:"se"};var flipY={n:"s",s:"n",nw:"sw",ne:"se",se:"ne",sw:"nw"};var signsX={overlay:+1,selection:+1,n:null,e:+1,s:null,w:-1,nw:-1,ne:+1,se:+1,sw:-1};var signsY={overlay:+1,selection:+1,n:-1,e:null,s:+1,w:null,nw:-1,ne:-1,se:+1,sw:+1};function type(t){return{type:t}}function defaultFilter(){return!exports.event.button}function defaultExtent(){var svg=this.ownerSVGElement||this;return[[0,0],[svg.width.baseVal.value,svg.height.baseVal.value]]}function local$$1(node){while(!node.__brush)if(!(node=node.parentNode))return;return node.__brush}function empty(extent){return extent[0][0]===extent[1][0]||extent[0][1]===extent[1][1]}function brushSelection(node){var state=node.__brush;return state?state.dim.output(state.selection):null}function brushX(){return brush$1(X)}function brushY(){return brush$1(Y)}var brush=function(){return brush$1(XY)};function brush$1(dim){var extent=defaultExtent,filter=defaultFilter,listeners=dispatch(brush,"start","brush","end"),handleSize=6,touchending;function brush(group){var overlay=group.property("__brush",initialize).selectAll(".overlay").data([type("overlay")]);overlay.enter().append("rect").attr("class","overlay").attr("pointer-events","all").attr("cursor",cursors.overlay).merge(overlay).each(function(){var extent=local$$1(this).extent;select(this).attr("x",extent[0][0]).attr("y",extent[0][1]).attr("width",extent[1][0]-extent[0][0]).attr("height",extent[1][1]-extent[0][1])});group.selectAll(".selection").data([type("selection")]).enter().append("rect").attr("class","selection").attr("cursor",cursors.selection).attr("fill","#777").attr("fill-opacity",.3).attr("stroke","#fff").attr("shape-rendering","crispEdges");var handle=group.selectAll(".handle").data(dim.handles,function(d){return d.type});handle.exit().remove();handle.enter().append("rect").attr("class",function(d){return"handle handle--"+d.type}).attr("cursor",function(d){return cursors[d.type]});group.each(redraw).attr("fill","none").attr("pointer-events","all").style("-webkit-tap-highlight-color","rgba(0,0,0,0)").on("mousedown.brush touchstart.brush",started)}brush.move=function(group,selection$$1){if(group.selection){group.on("start.brush",function(){emitter(this,arguments).beforestart().start()}).on("interrupt.brush end.brush",function(){emitter(this,arguments).end()}).tween("brush",function(){var that=this,state=that.__brush,emit=emitter(that,arguments),selection0=state.selection,selection1=dim.input(typeof selection$$1==="function"?selection$$1.apply(this,arguments):selection$$1,state.extent),i=interpolateValue(selection0,selection1);function tween(t){state.selection=t===1&&empty(selection1)?null:i(t);redraw.call(that);emit.brush()}return selection0&&selection1?tween:tween(1)})}else{group.each(function(){var that=this,args=arguments,state=that.__brush,selection1=dim.input(typeof selection$$1==="function"?selection$$1.apply(that,args):selection$$1,state.extent),emit=emitter(that,args).beforestart();interrupt(that);state.selection=selection1==null||empty(selection1)?null:selection1;redraw.call(that);emit.start().brush().end()})}};function redraw(){var group=select(this),selection$$1=local$$1(this).selection;if(selection$$1){group.selectAll(".selection").style("display",null).attr("x",selection$$1[0][0]).attr("y",selection$$1[0][1]).attr("width",selection$$1[1][0]-selection$$1[0][0]).attr("height",selection$$1[1][1]-selection$$1[0][1]);group.selectAll(".handle").style("display",null).attr("x",function(d){return d.type[d.type.length-1]==="e"?selection$$1[1][0]-handleSize/2:selection$$1[0][0]-handleSize/2}).attr("y",function(d){return d.type[0]==="s"?selection$$1[1][1]-handleSize/2:selection$$1[0][1]-handleSize/2}).attr("width",function(d){return d.type==="n"||d.type==="s"?selection$$1[1][0]-selection$$1[0][0]+handleSize:handleSize}).attr("height",function(d){return d.type==="e"||d.type==="w"?selection$$1[1][1]-selection$$1[0][1]+handleSize:handleSize})}else{group.selectAll(".selection,.handle").style("display","none").attr("x",null).attr("y",null).attr("width",null).attr("height",null)}}function emitter(that,args){return that.__brush.emitter||new Emitter(that,args)}function Emitter(that,args){this.that=that;this.args=args;this.state=that.__brush;this.active=0}Emitter.prototype={beforestart:function(){if(++this.active===1)this.state.emitter=this,this.starting=true;return this},start:function(){if(this.starting)this.starting=false,this.emit("start");return this},brush:function(){this.emit("brush");return this},end:function(){if(--this.active===0)delete this.state.emitter,this.emit("end");return this},emit:function(type){customEvent(new BrushEvent(brush,type,dim.output(this.state.selection)),listeners.apply,listeners,[type,this.that,this.args])}};function started(){if(exports.event.touches){if(exports.event.changedTouches.length<exports.event.touches.length)return noevent$1()}else if(touchending)return;if(!filter.apply(this,arguments))return;var that=this,type=exports.event.target.__data__.type,mode=(exports.event.metaKey?type="overlay":type)==="selection"?MODE_DRAG:exports.event.altKey?MODE_CENTER:MODE_HANDLE,signX=dim===Y?null:signsX[type],signY=dim===X?null:signsY[type],state=local$$1(that),extent=state.extent,selection$$1=state.selection,W=extent[0][0],w0,w1,N=extent[0][1],n0,n1,E=extent[1][0],e0,e1,S=extent[1][1],s0,s1,dx,dy,moving,shifting=signX&&signY&&exports.event.shiftKey,lockX,lockY,point0=mouse(that),point=point0,emit=emitter(that,arguments).beforestart();if(type==="overlay"){state.selection=selection$$1=[[w0=dim===Y?W:point0[0],n0=dim===X?N:point0[1]],[e0=dim===Y?E:w0,s0=dim===X?S:n0]]}else{w0=selection$$1[0][0];n0=selection$$1[0][1];e0=selection$$1[1][0];s0=selection$$1[1][1]}w1=w0;n1=n0;e1=e0;s1=s0;var group=select(that).attr("pointer-events","none");var overlay=group.selectAll(".overlay").attr("cursor",cursors[type]);if(exports.event.touches){group.on("touchmove.brush",moved,true).on("touchend.brush touchcancel.brush",ended,true)}else{var view=select(exports.event.view).on("keydown.brush",keydowned,true).on("keyup.brush",keyupped,true).on("mousemove.brush",moved,true).on("mouseup.brush",ended,true);dragDisable(exports.event.view)}nopropagation$1();interrupt(that);redraw.call(that);emit.start();function moved(){var point1=mouse(that);if(shifting&&!lockX&&!lockY){if(Math.abs(point1[0]-point[0])>Math.abs(point1[1]-point[1]))lockY=true;else lockX=true}point=point1;moving=true;noevent$1();move()}function move(){var t;dx=point[0]-point0[0];dy=point[1]-point0[1];switch(mode){case MODE_SPACE:case MODE_DRAG:{if(signX)dx=Math.max(W-w0,Math.min(E-e0,dx)),w1=w0+dx,e1=e0+dx;if(signY)dy=Math.max(N-n0,Math.min(S-s0,dy)),n1=n0+dy,s1=s0+dy;break}case MODE_HANDLE:{if(signX<0)dx=Math.max(W-w0,Math.min(E-w0,dx)),w1=w0+dx,e1=e0;else if(signX>0)dx=Math.max(W-e0,Math.min(E-e0,dx)),w1=w0,e1=e0+dx;if(signY<0)dy=Math.max(N-n0,Math.min(S-n0,dy)),n1=n0+dy,s1=s0;else if(signY>0)dy=Math.max(N-s0,Math.min(S-s0,dy)),n1=n0,s1=s0+dy;break}case MODE_CENTER:{if(signX)w1=Math.max(W,Math.min(E,w0-dx*signX)),e1=Math.max(W,Math.min(E,e0+dx*signX));if(signY)n1=Math.max(N,Math.min(S,n0-dy*signY)),s1=Math.max(N,Math.min(S,s0+dy*signY));break}}if(e1<w1){signX*=-1;t=w0,w0=e0,e0=t;t=w1,w1=e1,e1=t;if(type in flipX)overlay.attr("cursor",cursors[type=flipX[type]])}if(s1<n1){signY*=-1;t=n0,n0=s0,s0=t;t=n1,n1=s1,s1=t;if(type in flipY)overlay.attr("cursor",cursors[type=flipY[type]])}if(state.selection)selection$$1=state.selection;if(lockX)w1=selection$$1[0][0],e1=selection$$1[1][0];if(lockY)n1=selection$$1[0][1],s1=selection$$1[1][1];if(selection$$1[0][0]!==w1||selection$$1[0][1]!==n1||selection$$1[1][0]!==e1||selection$$1[1][1]!==s1){state.selection=[[w1,n1],[e1,s1]];redraw.call(that);emit.brush()}}function ended(){nopropagation$1();if(exports.event.touches){if(exports.event.touches.length)return;if(touchending)clearTimeout(touchending);touchending=setTimeout(function(){touchending=null},500);group.on("touchmove.brush touchend.brush touchcancel.brush",null)}else{yesdrag(exports.event.view,moving);view.on("keydown.brush keyup.brush mousemove.brush mouseup.brush",null)}group.attr("pointer-events","all");overlay.attr("cursor",cursors.overlay);if(state.selection)selection$$1=state.selection;if(empty(selection$$1))state.selection=null,redraw.call(that);emit.end()}function keydowned(){switch(exports.event.keyCode){case 16:{shifting=signX&&signY;break}case 18:{if(mode===MODE_HANDLE){if(signX)e0=e1-dx*signX,w0=w1+dx*signX;if(signY)s0=s1-dy*signY,n0=n1+dy*signY;mode=MODE_CENTER;move()}break}case 32:{if(mode===MODE_HANDLE||mode===MODE_CENTER){if(signX<0)e0=e1-dx;else if(signX>0)w0=w1-dx;if(signY<0)s0=s1-dy;else if(signY>0)n0=n1-dy;mode=MODE_SPACE;overlay.attr("cursor",cursors.selection);move()}break}default:return}noevent$1()}function keyupped(){switch(exports.event.keyCode){case 16:{if(shifting){lockX=lockY=shifting=false;move()}break}case 18:{if(mode===MODE_CENTER){if(signX<0)e0=e1;else if(signX>0)w0=w1;if(signY<0)s0=s1;else if(signY>0)n0=n1;mode=MODE_HANDLE;move()}break}case 32:{if(mode===MODE_SPACE){if(exports.event.altKey){if(signX)e0=e1-dx*signX,w0=w1+dx*signX;if(signY)s0=s1-dy*signY,n0=n1+dy*signY;mode=MODE_CENTER}else{if(signX<0)e0=e1;else if(signX>0)w0=w1;if(signY<0)s0=s1;else if(signY>0)n0=n1;mode=MODE_HANDLE}overlay.attr("cursor",cursors[type]);move()}break}default:return}noevent$1()}}function initialize(){var state=this.__brush||{selection:null};state.extent=extent.apply(this,arguments);state.dim=dim;return state}brush.extent=function(_){return arguments.length?(extent=typeof _==="function"?_:constant$4([[+_[0][0],+_[0][1]],[+_[1][0],+_[1][1]]]),brush):extent};brush.filter=function(_){return arguments.length?(filter=typeof _==="function"?_:constant$4(!!_),brush):filter};brush.handleSize=function(_){return arguments.length?(handleSize=+_,brush):handleSize};brush.on=function(){var value=listeners.on.apply(listeners,arguments);return value===listeners?brush:value};return brush}var cos=Math.cos;var sin=Math.sin;var pi$1=Math.PI;var halfPi$1=pi$1/2;var tau$1=pi$1*2;var max$1=Math.max;function compareValue(compare){return function(a,b){return compare(a.source.value+a.target.value,b.source.value+b.target.value)}}var chord=function(){var padAngle=0,sortGroups=null,sortSubgroups=null,sortChords=null;function chord(matrix){var n=matrix.length,groupSums=[],groupIndex=sequence(n),subgroupIndex=[],chords=[],groups=chords.groups=new Array(n),subgroups=new Array(n*n),k,x,x0,dx,i,j;k=0,i=-1;while(++i<n){x=0,j=-1;while(++j<n){x+=matrix[i][j]}groupSums.push(x);subgroupIndex.push(sequence(n));k+=x}if(sortGroups)groupIndex.sort(function(a,b){return sortGroups(groupSums[a],groupSums[b])});if(sortSubgroups)subgroupIndex.forEach(function(d,i){d.sort(function(a,b){return sortSubgroups(matrix[i][a],matrix[i][b])})});k=max$1(0,tau$1-padAngle*n)/k;dx=k?padAngle:tau$1/n;x=0,i=-1;while(++i<n){x0=x,j=-1;while(++j<n){var di=groupIndex[i],dj=subgroupIndex[di][j],v=matrix[di][dj],a0=x,a1=x+=v*k;subgroups[dj*n+di]={index:di,subindex:dj,startAngle:a0,endAngle:a1,value:v}}groups[di]={index:di,startAngle:x0,endAngle:x,value:groupSums[di]};x+=dx}i=-1;while(++i<n){j=i-1;while(++j<n){var source=subgroups[j*n+i],target=subgroups[i*n+j];if(source.value||target.value){chords.push(source.value<target.value?{source:target,target:source}:{source:source,target:target})}}}return sortChords?chords.sort(sortChords):chords}chord.padAngle=function(_){return arguments.length?(padAngle=max$1(0,_),chord):padAngle};chord.sortGroups=function(_){return arguments.length?(sortGroups=_,chord):sortGroups};chord.sortSubgroups=function(_){return arguments.length?(sortSubgroups=_,chord):sortSubgroups};chord.sortChords=function(_){return arguments.length?(_==null?sortChords=null:(sortChords=compareValue(_))._=_,chord):sortChords&&sortChords._};return chord};var slice$2=Array.prototype.slice;var constant$5=function(x){return function(){return x}};var pi$2=Math.PI;var tau$2=2*pi$2;var epsilon$1=1e-6;var tauEpsilon=tau$2-epsilon$1;function Path(){this._x0=this._y0=this._x1=this._y1=null;this._=""}function path(){return new Path}Path.prototype=path.prototype={constructor:Path,moveTo:function(x,y){this._+="M"+(this._x0=this._x1=+x)+","+(this._y0=this._y1=+y)},closePath:function(){if(this._x1!==null){this._x1=this._x0,this._y1=this._y0;this._+="Z"}},lineTo:function(x,y){this._+="L"+(this._x1=+x)+","+(this._y1=+y)},quadraticCurveTo:function(x1,y1,x,y){this._+="Q"+ +x1+","+ +y1+","+(this._x1=+x)+","+(this._y1=+y)},bezierCurveTo:function(x1,y1,x2,y2,x,y){this._+="C"+ +x1+","+ +y1+","+ +x2+","+ +y2+","+(this._x1=+x)+","+(this._y1=+y)},arcTo:function(x1,y1,x2,y2,r){x1=+x1,y1=+y1,x2=+x2,y2=+y2,r=+r;var x0=this._x1,y0=this._y1,x21=x2-x1,y21=y2-y1,x01=x0-x1,y01=y0-y1,l01_2=x01*x01+y01*y01;if(r<0)throw new Error("negative radius: "+r);if(this._x1===null){this._+="M"+(this._x1=x1)+","+(this._y1=y1)}else if(!(l01_2>epsilon$1)){}else if(!(Math.abs(y01*x21-y21*x01)>epsilon$1)||!r){this._+="L"+(this._x1=x1)+","+(this._y1=y1)}else{var x20=x2-x0,y20=y2-y0,l21_2=x21*x21+y21*y21,l20_2=x20*x20+y20*y20,l21=Math.sqrt(l21_2),l01=Math.sqrt(l01_2),l=r*Math.tan((pi$2-Math.acos((l21_2+l01_2-l20_2)/(2*l21*l01)))/2),t01=l/l01,t21=l/l21;if(Math.abs(t01-1)>epsilon$1){this._+="L"+(x1+t01*x01)+","+(y1+t01*y01)}this._+="A"+r+","+r+",0,0,"+ +(y01*x20>x01*y20)+","+(this._x1=x1+t21*x21)+","+(this._y1=y1+t21*y21)}},arc:function(x,y,r,a0,a1,ccw){x=+x,y=+y,r=+r;var dx=r*Math.cos(a0),dy=r*Math.sin(a0),x0=x+dx,y0=y+dy,cw=1^ccw,da=ccw?a0-a1:a1-a0;if(r<0)throw new Error("negative radius: "+r);if(this._x1===null){this._+="M"+x0+","+y0}else if(Math.abs(this._x1-x0)>epsilon$1||Math.abs(this._y1-y0)>epsilon$1){this._+="L"+x0+","+y0}if(!r)return;if(da>tauEpsilon){this._+="A"+r+","+r+",0,1,"+cw+","+(x-dx)+","+(y-dy)+"A"+r+","+r+",0,1,"+cw+","+(this._x1=x0)+","+(this._y1=y0)}else{if(da<0)da=da%tau$2+tau$2;this._+="A"+r+","+r+",0,"+ +(da>=pi$2)+","+cw+","+(this._x1=x+r*Math.cos(a1))+","+(this._y1=y+r*Math.sin(a1))}},rect:function(x,y,w,h){this._+="M"+(this._x0=this._x1=+x)+","+(this._y0=this._y1=+y)+"h"+ +w+"v"+ +h+"h"+-w+"Z"},toString:function(){return this._}};function defaultSource(d){return d.source}function defaultTarget(d){return d.target}function defaultRadius(d){return d.radius}function defaultStartAngle(d){return d.startAngle}function defaultEndAngle(d){return d.endAngle}var ribbon=function(){var source=defaultSource,target=defaultTarget,radius=defaultRadius,startAngle=defaultStartAngle,endAngle=defaultEndAngle,context=null;function ribbon(){var buffer,argv=slice$2.call(arguments),s=source.apply(this,argv),t=target.apply(this,argv),sr=+radius.apply(this,(argv[0]=s,argv)),sa0=startAngle.apply(this,argv)-halfPi$1,sa1=endAngle.apply(this,argv)-halfPi$1,sx0=sr*cos(sa0),sy0=sr*sin(sa0),tr=+radius.apply(this,(argv[0]=t,argv)),ta0=startAngle.apply(this,argv)-halfPi$1,ta1=endAngle.apply(this,argv)-halfPi$1;if(!context)context=buffer=path();context.moveTo(sx0,sy0);context.arc(0,0,sr,sa0,sa1);if(sa0!==ta0||sa1!==ta1){context.quadraticCurveTo(0,0,tr*cos(ta0),tr*sin(ta0));context.arc(0,0,tr,ta0,ta1)}context.quadraticCurveTo(0,0,sx0,sy0);context.closePath();if(buffer)return context=null,buffer+""||null}ribbon.radius=function(_){return arguments.length?(radius=typeof _==="function"?_:constant$5(+_),ribbon):radius};ribbon.startAngle=function(_){return arguments.length?(startAngle=typeof _==="function"?_:constant$5(+_),ribbon):startAngle};ribbon.endAngle=function(_){return arguments.length?(endAngle=typeof _==="function"?_:constant$5(+_),ribbon):endAngle};ribbon.source=function(_){return arguments.length?(source=_,ribbon):source};ribbon.target=function(_){return arguments.length?(target=_,ribbon):target};ribbon.context=function(_){return arguments.length?(context=_==null?null:_,ribbon):context};return ribbon};var prefix="$";function Map(){}Map.prototype=map$1.prototype={constructor:Map,has:function(key){return prefix+key in this},get:function(key){return this[prefix+key]},set:function(key,value){this[prefix+key]=value;return this},remove:function(key){var property=prefix+key;return property in this&&delete this[property]},clear:function(){for(var property in this)if(property[0]===prefix)delete this[property]},keys:function(){var keys=[];for(var property in this)if(property[0]===prefix)keys.push(property.slice(1));return keys},values:function(){var values=[];for(var property in this)if(property[0]===prefix)values.push(this[property]);return values},entries:function(){var entries=[];for(var property in this)if(property[0]===prefix)entries.push({key:property.slice(1),value:this[property]});return entries},size:function(){var size=0;for(var property in this)if(property[0]===prefix)++size;return size},empty:function(){for(var property in this)if(property[0]===prefix)return false;return true},each:function(f){for(var property in this)if(property[0]===prefix)f(this[property],property.slice(1),this)}};function map$1(object,f){var map=new Map;if(object instanceof Map)object.each(function(value,key){map.set(key,value)});else if(Array.isArray(object)){var i=-1,n=object.length,o;if(f==null)while(++i<n)map.set(i,object[i]);else while(++i<n)map.set(f(o=object[i],i,object),o)}else if(object)for(var key in object)map.set(key,object[key]);return map}var nest=function(){var keys=[],sortKeys=[],sortValues,rollup,nest;function apply(array,depth,createResult,setResult){if(depth>=keys.length)return rollup!=null?rollup(array):sortValues!=null?array.sort(sortValues):array;var i=-1,n=array.length,key=keys[depth++],keyValue,value,valuesByKey=map$1(),values,result=createResult();while(++i<n){if(values=valuesByKey.get(keyValue=key(value=array[i])+"")){values.push(value)}else{valuesByKey.set(keyValue,[value])}}valuesByKey.each(function(values,key){setResult(result,key,apply(values,depth,createResult,setResult))});return result}function entries(map,depth){if(++depth>keys.length)return map;var array,sortKey=sortKeys[depth-1];
if(rollup!=null&&depth>=keys.length)array=map.entries();else array=[],map.each(function(v,k){array.push({key:k,values:entries(v,depth)})});return sortKey!=null?array.sort(function(a,b){return sortKey(a.key,b.key)}):array}return nest={object:function(array){return apply(array,0,createObject,setObject)},map:function(array){return apply(array,0,createMap,setMap)},entries:function(array){return entries(apply(array,0,createMap,setMap),0)},key:function(d){keys.push(d);return nest},sortKeys:function(order){sortKeys[keys.length-1]=order;return nest},sortValues:function(order){sortValues=order;return nest},rollup:function(f){rollup=f;return nest}}};function createObject(){return{}}function setObject(object,key,value){object[key]=value}function createMap(){return map$1()}function setMap(map,key,value){map.set(key,value)}function Set(){}var proto=map$1.prototype;Set.prototype=set$2.prototype={constructor:Set,has:proto.has,add:function(value){value+="";this[prefix+value]=value;return this},remove:proto.remove,clear:proto.clear,values:proto.keys,size:proto.size,empty:proto.empty,each:proto.each};function set$2(object,f){var set=new Set;if(object instanceof Set)object.each(function(value){set.add(value)});else if(object){var i=-1,n=object.length;if(f==null)while(++i<n)set.add(object[i]);else while(++i<n)set.add(f(object[i],i,object))}return set}var keys=function(map){var keys=[];for(var key in map)keys.push(key);return keys};var values=function(map){var values=[];for(var key in map)values.push(map[key]);return values};var entries=function(map){var entries=[];for(var key in map)entries.push({key:key,value:map[key]});return entries};function objectConverter(columns){return new Function("d","return {"+columns.map(function(name,i){return JSON.stringify(name)+": d["+i+"]"}).join(",")+"}")}function customConverter(columns,f){var object=objectConverter(columns);return function(row,i){return f(object(row),i,columns)}}function inferColumns(rows){var columnSet=Object.create(null),columns=[];rows.forEach(function(row){for(var column in row){if(!(column in columnSet)){columns.push(columnSet[column]=column)}}});return columns}var dsv=function(delimiter){var reFormat=new RegExp('["'+delimiter+"\n]"),delimiterCode=delimiter.charCodeAt(0);function parse(text,f){var convert,columns,rows=parseRows(text,function(row,i){if(convert)return convert(row,i-1);columns=row,convert=f?customConverter(row,f):objectConverter(row)});rows.columns=columns;return rows}function parseRows(text,f){var EOL={},EOF={},rows=[],N=text.length,I=0,n=0,t,eol;function token(){if(I>=N)return EOF;if(eol)return eol=false,EOL;var j=I,c;if(text.charCodeAt(j)===34){var i=j;while(i++<N){if(text.charCodeAt(i)===34){if(text.charCodeAt(i+1)!==34)break;++i}}I=i+2;c=text.charCodeAt(i+1);if(c===13){eol=true;if(text.charCodeAt(i+2)===10)++I}else if(c===10){eol=true}return text.slice(j+1,i).replace(/""/g,'"')}while(I<N){var k=1;c=text.charCodeAt(I++);if(c===10)eol=true;else if(c===13){eol=true;if(text.charCodeAt(I)===10)++I,++k}else if(c!==delimiterCode)continue;return text.slice(j,I-k)}return text.slice(j)}while((t=token())!==EOF){var a=[];while(t!==EOL&&t!==EOF){a.push(t);t=token()}if(f&&(a=f(a,n++))==null)continue;rows.push(a)}return rows}function format(rows,columns){if(columns==null)columns=inferColumns(rows);return[columns.map(formatValue).join(delimiter)].concat(rows.map(function(row){return columns.map(function(column){return formatValue(row[column])}).join(delimiter)})).join("\n")}function formatRows(rows){return rows.map(formatRow).join("\n")}function formatRow(row){return row.map(formatValue).join(delimiter)}function formatValue(text){return text==null?"":reFormat.test(text+="")?'"'+text.replace(/\"/g,'""')+'"':text}return{parse:parse,parseRows:parseRows,format:format,formatRows:formatRows}};var csv=dsv(",");var csvParse=csv.parse;var csvParseRows=csv.parseRows;var csvFormat=csv.format;var csvFormatRows=csv.formatRows;var tsv=dsv("	");var tsvParse=tsv.parse;var tsvParseRows=tsv.parseRows;var tsvFormat=tsv.format;var tsvFormatRows=tsv.formatRows;var center$1=function(x,y){var nodes;if(x==null)x=0;if(y==null)y=0;function force(){var i,n=nodes.length,node,sx=0,sy=0;for(i=0;i<n;++i){node=nodes[i],sx+=node.x,sy+=node.y}for(sx=sx/n-x,sy=sy/n-y,i=0;i<n;++i){node=nodes[i],node.x-=sx,node.y-=sy}}force.initialize=function(_){nodes=_};force.x=function(_){return arguments.length?(x=+_,force):x};force.y=function(_){return arguments.length?(y=+_,force):y};return force};var constant$6=function(x){return function(){return x}};var jiggle=function(){return(Math.random()-.5)*1e-6};var tree_add=function(d){var x=+this._x.call(null,d),y=+this._y.call(null,d);return add(this.cover(x,y),x,y,d)};function add(tree,x,y,d){if(isNaN(x)||isNaN(y))return tree;var parent,node=tree._root,leaf={data:d},x0=tree._x0,y0=tree._y0,x1=tree._x1,y1=tree._y1,xm,ym,xp,yp,right,bottom,i,j;if(!node)return tree._root=leaf,tree;while(node.length){if(right=x>=(xm=(x0+x1)/2))x0=xm;else x1=xm;if(bottom=y>=(ym=(y0+y1)/2))y0=ym;else y1=ym;if(parent=node,!(node=node[i=bottom<<1|right]))return parent[i]=leaf,tree}xp=+tree._x.call(null,node.data);yp=+tree._y.call(null,node.data);if(x===xp&&y===yp)return leaf.next=node,parent?parent[i]=leaf:tree._root=leaf,tree;do{parent=parent?parent[i]=new Array(4):tree._root=new Array(4);if(right=x>=(xm=(x0+x1)/2))x0=xm;else x1=xm;if(bottom=y>=(ym=(y0+y1)/2))y0=ym;else y1=ym}while((i=bottom<<1|right)===(j=(yp>=ym)<<1|xp>=xm));return parent[j]=node,parent[i]=leaf,tree}function addAll(data){var d,i,n=data.length,x,y,xz=new Array(n),yz=new Array(n),x0=Infinity,y0=Infinity,x1=-Infinity,y1=-Infinity;for(i=0;i<n;++i){if(isNaN(x=+this._x.call(null,d=data[i]))||isNaN(y=+this._y.call(null,d)))continue;xz[i]=x;yz[i]=y;if(x<x0)x0=x;if(x>x1)x1=x;if(y<y0)y0=y;if(y>y1)y1=y}if(x1<x0)x0=this._x0,x1=this._x1;if(y1<y0)y0=this._y0,y1=this._y1;this.cover(x0,y0).cover(x1,y1);for(i=0;i<n;++i){add(this,xz[i],yz[i],data[i])}return this}var tree_cover=function(x,y){if(isNaN(x=+x)||isNaN(y=+y))return this;var x0=this._x0,y0=this._y0,x1=this._x1,y1=this._y1;if(isNaN(x0)){x1=(x0=Math.floor(x))+1;y1=(y0=Math.floor(y))+1}else if(x0>x||x>x1||y0>y||y>y1){var z=x1-x0,node=this._root,parent,i;switch(i=(y<(y0+y1)/2)<<1|x<(x0+x1)/2){case 0:{do parent=new Array(4),parent[i]=node,node=parent;while(z*=2,x1=x0+z,y1=y0+z,x>x1||y>y1);break}case 1:{do parent=new Array(4),parent[i]=node,node=parent;while(z*=2,x0=x1-z,y1=y0+z,x0>x||y>y1);break}case 2:{do parent=new Array(4),parent[i]=node,node=parent;while(z*=2,x1=x0+z,y0=y1-z,x>x1||y0>y);break}case 3:{do parent=new Array(4),parent[i]=node,node=parent;while(z*=2,x0=x1-z,y0=y1-z,x0>x||y0>y);break}}if(this._root&&this._root.length)this._root=node}else return this;this._x0=x0;this._y0=y0;this._x1=x1;this._y1=y1;return this};var tree_data=function(){var data=[];this.visit(function(node){if(!node.length)do data.push(node.data);while(node=node.next)});return data};var tree_extent=function(_){return arguments.length?this.cover(+_[0][0],+_[0][1]).cover(+_[1][0],+_[1][1]):isNaN(this._x0)?undefined:[[this._x0,this._y0],[this._x1,this._y1]]};var Quad=function(node,x0,y0,x1,y1){this.node=node;this.x0=x0;this.y0=y0;this.x1=x1;this.y1=y1};var tree_find=function(x,y,radius){var data,x0=this._x0,y0=this._y0,x1,y1,x2,y2,x3=this._x1,y3=this._y1,quads=[],node=this._root,q,i;if(node)quads.push(new Quad(node,x0,y0,x3,y3));if(radius==null)radius=Infinity;else{x0=x-radius,y0=y-radius;x3=x+radius,y3=y+radius;radius*=radius}while(q=quads.pop()){if(!(node=q.node)||(x1=q.x0)>x3||(y1=q.y0)>y3||(x2=q.x1)<x0||(y2=q.y1)<y0)continue;if(node.length){var xm=(x1+x2)/2,ym=(y1+y2)/2;quads.push(new Quad(node[3],xm,ym,x2,y2),new Quad(node[2],x1,ym,xm,y2),new Quad(node[1],xm,y1,x2,ym),new Quad(node[0],x1,y1,xm,ym));if(i=(y>=ym)<<1|x>=xm){q=quads[quads.length-1];quads[quads.length-1]=quads[quads.length-1-i];quads[quads.length-1-i]=q}}else{var dx=x-+this._x.call(null,node.data),dy=y-+this._y.call(null,node.data),d2=dx*dx+dy*dy;if(d2<radius){var d=Math.sqrt(radius=d2);x0=x-d,y0=y-d;x3=x+d,y3=y+d;data=node.data}}}return data};var tree_remove=function(d){if(isNaN(x=+this._x.call(null,d))||isNaN(y=+this._y.call(null,d)))return this;var parent,node=this._root,retainer,previous,next,x0=this._x0,y0=this._y0,x1=this._x1,y1=this._y1,x,y,xm,ym,right,bottom,i,j;if(!node)return this;if(node.length)while(true){if(right=x>=(xm=(x0+x1)/2))x0=xm;else x1=xm;if(bottom=y>=(ym=(y0+y1)/2))y0=ym;else y1=ym;if(!(parent=node,node=node[i=bottom<<1|right]))return this;if(!node.length)break;if(parent[i+1&3]||parent[i+2&3]||parent[i+3&3])retainer=parent,j=i}while(node.data!==d)if(!(previous=node,node=node.next))return this;if(next=node.next)delete node.next;if(previous)return next?previous.next=next:delete previous.next,this;if(!parent)return this._root=next,this;next?parent[i]=next:delete parent[i];if((node=parent[0]||parent[1]||parent[2]||parent[3])&&node===(parent[3]||parent[2]||parent[1]||parent[0])&&!node.length){if(retainer)retainer[j]=node;else this._root=node}return this};function removeAll(data){for(var i=0,n=data.length;i<n;++i)this.remove(data[i]);return this}var tree_root=function(){return this._root};var tree_size=function(){var size=0;this.visit(function(node){if(!node.length)do++size;while(node=node.next)});return size};var tree_visit=function(callback){var quads=[],q,node=this._root,child,x0,y0,x1,y1;if(node)quads.push(new Quad(node,this._x0,this._y0,this._x1,this._y1));while(q=quads.pop()){if(!callback(node=q.node,x0=q.x0,y0=q.y0,x1=q.x1,y1=q.y1)&&node.length){var xm=(x0+x1)/2,ym=(y0+y1)/2;if(child=node[3])quads.push(new Quad(child,xm,ym,x1,y1));if(child=node[2])quads.push(new Quad(child,x0,ym,xm,y1));if(child=node[1])quads.push(new Quad(child,xm,y0,x1,ym));if(child=node[0])quads.push(new Quad(child,x0,y0,xm,ym))}}return this};var tree_visitAfter=function(callback){var quads=[],next=[],q;if(this._root)quads.push(new Quad(this._root,this._x0,this._y0,this._x1,this._y1));while(q=quads.pop()){var node=q.node;if(node.length){var child,x0=q.x0,y0=q.y0,x1=q.x1,y1=q.y1,xm=(x0+x1)/2,ym=(y0+y1)/2;if(child=node[0])quads.push(new Quad(child,x0,y0,xm,ym));if(child=node[1])quads.push(new Quad(child,xm,y0,x1,ym));if(child=node[2])quads.push(new Quad(child,x0,ym,xm,y1));if(child=node[3])quads.push(new Quad(child,xm,ym,x1,y1))}next.push(q)}while(q=next.pop()){callback(q.node,q.x0,q.y0,q.x1,q.y1)}return this};function defaultX(d){return d[0]}var tree_x=function(_){return arguments.length?(this._x=_,this):this._x};function defaultY(d){return d[1]}var tree_y=function(_){return arguments.length?(this._y=_,this):this._y};function quadtree(nodes,x,y){var tree=new Quadtree(x==null?defaultX:x,y==null?defaultY:y,NaN,NaN,NaN,NaN);return nodes==null?tree:tree.addAll(nodes)}function Quadtree(x,y,x0,y0,x1,y1){this._x=x;this._y=y;this._x0=x0;this._y0=y0;this._x1=x1;this._y1=y1;this._root=undefined}function leaf_copy(leaf){var copy={data:leaf.data},next=copy;while(leaf=leaf.next)next=next.next={data:leaf.data};return copy}var treeProto=quadtree.prototype=Quadtree.prototype;treeProto.copy=function(){var copy=new Quadtree(this._x,this._y,this._x0,this._y0,this._x1,this._y1),node=this._root,nodes,child;if(!node)return copy;if(!node.length)return copy._root=leaf_copy(node),copy;nodes=[{source:node,target:copy._root=new Array(4)}];while(node=nodes.pop()){for(var i=0;i<4;++i){if(child=node.source[i]){if(child.length)nodes.push({source:child,target:node.target[i]=new Array(4)});else node.target[i]=leaf_copy(child)}}}return copy};treeProto.add=tree_add;treeProto.addAll=addAll;treeProto.cover=tree_cover;treeProto.data=tree_data;treeProto.extent=tree_extent;treeProto.find=tree_find;treeProto.remove=tree_remove;treeProto.removeAll=removeAll;treeProto.root=tree_root;treeProto.size=tree_size;treeProto.visit=tree_visit;treeProto.visitAfter=tree_visitAfter;treeProto.x=tree_x;treeProto.y=tree_y;function x(d){return d.x+d.vx}function y(d){return d.y+d.vy}var collide=function(radius){var nodes,radii,strength=1,iterations=1;if(typeof radius!=="function")radius=constant$6(radius==null?1:+radius);function force(){var i,n=nodes.length,tree,node,xi,yi,ri,ri2;for(var k=0;k<iterations;++k){tree=quadtree(nodes,x,y).visitAfter(prepare);for(i=0;i<n;++i){node=nodes[i];ri=radii[node.index],ri2=ri*ri;xi=node.x+node.vx;yi=node.y+node.vy;tree.visit(apply)}}function apply(quad,x0,y0,x1,y1){var data=quad.data,rj=quad.r,r=ri+rj;if(data){if(data.index>node.index){var x=xi-data.x-data.vx,y=yi-data.y-data.vy,l=x*x+y*y;if(l<r*r){if(x===0)x=jiggle(),l+=x*x;if(y===0)y=jiggle(),l+=y*y;l=(r-(l=Math.sqrt(l)))/l*strength;node.vx+=(x*=l)*(r=(rj*=rj)/(ri2+rj));node.vy+=(y*=l)*r;data.vx-=x*(r=1-r);data.vy-=y*r}}return}return x0>xi+r||x1<xi-r||y0>yi+r||y1<yi-r}}function prepare(quad){if(quad.data)return quad.r=radii[quad.data.index];for(var i=quad.r=0;i<4;++i){if(quad[i]&&quad[i].r>quad.r){quad.r=quad[i].r}}}function initialize(){if(!nodes)return;var i,n=nodes.length,node;radii=new Array(n);for(i=0;i<n;++i)node=nodes[i],radii[node.index]=+radius(node,i,nodes)}force.initialize=function(_){nodes=_;initialize()};force.iterations=function(_){return arguments.length?(iterations=+_,force):iterations};force.strength=function(_){return arguments.length?(strength=+_,force):strength};force.radius=function(_){return arguments.length?(radius=typeof _==="function"?_:constant$6(+_),initialize(),force):radius};return force};function index(d){return d.index}function find(nodeById,nodeId){var node=nodeById.get(nodeId);if(!node)throw new Error("missing: "+nodeId);return node}var link=function(links){var id=index,strength=defaultStrength,strengths,distance=constant$6(30),distances,nodes,count,bias,iterations=1;if(links==null)links=[];function defaultStrength(link){return 1/Math.min(count[link.source.index],count[link.target.index])}function force(alpha){for(var k=0,n=links.length;k<iterations;++k){for(var i=0,link,source,target,x,y,l,b;i<n;++i){link=links[i],source=link.source,target=link.target;x=target.x+target.vx-source.x-source.vx||jiggle();y=target.y+target.vy-source.y-source.vy||jiggle();l=Math.sqrt(x*x+y*y);l=(l-distances[i])/l*alpha*strengths[i];x*=l,y*=l;target.vx-=x*(b=bias[i]);target.vy-=y*b;source.vx+=x*(b=1-b);source.vy+=y*b}}}function initialize(){if(!nodes)return;var i,n=nodes.length,m=links.length,nodeById=map$1(nodes,id),link;for(i=0,count=new Array(n);i<m;++i){link=links[i],link.index=i;if(typeof link.source!=="object")link.source=find(nodeById,link.source);if(typeof link.target!=="object")link.target=find(nodeById,link.target);count[link.source.index]=(count[link.source.index]||0)+1;count[link.target.index]=(count[link.target.index]||0)+1}for(i=0,bias=new Array(m);i<m;++i){link=links[i],bias[i]=count[link.source.index]/(count[link.source.index]+count[link.target.index])}strengths=new Array(m),initializeStrength();distances=new Array(m),initializeDistance()}function initializeStrength(){if(!nodes)return;for(var i=0,n=links.length;i<n;++i){strengths[i]=+strength(links[i],i,links)}}function initializeDistance(){if(!nodes)return;for(var i=0,n=links.length;i<n;++i){distances[i]=+distance(links[i],i,links)}}force.initialize=function(_){nodes=_;initialize()};force.links=function(_){return arguments.length?(links=_,initialize(),force):links};force.id=function(_){return arguments.length?(id=_,force):id};force.iterations=function(_){return arguments.length?(iterations=+_,force):iterations};force.strength=function(_){return arguments.length?(strength=typeof _==="function"?_:constant$6(+_),initializeStrength(),force):strength};force.distance=function(_){return arguments.length?(distance=typeof _==="function"?_:constant$6(+_),initializeDistance(),force):distance};return force};function x$1(d){return d.x}function y$1(d){return d.y}var initialRadius=10;var initialAngle=Math.PI*(3-Math.sqrt(5));var simulation=function(nodes){var simulation,alpha=1,alphaMin=.001,alphaDecay=1-Math.pow(alphaMin,1/300),alphaTarget=0,velocityDecay=.6,forces=map$1(),stepper=timer(step),event=dispatch("tick","end");if(nodes==null)nodes=[];function step(){tick();event.call("tick",simulation);if(alpha<alphaMin){stepper.stop();event.call("end",simulation)}}function tick(){var i,n=nodes.length,node;alpha+=(alphaTarget-alpha)*alphaDecay;forces.each(function(force){force(alpha)});for(i=0;i<n;++i){node=nodes[i];if(node.fx==null)node.x+=node.vx*=velocityDecay;else node.x=node.fx,node.vx=0;if(node.fy==null)node.y+=node.vy*=velocityDecay;else node.y=node.fy,node.vy=0}}function initializeNodes(){for(var i=0,n=nodes.length,node;i<n;++i){node=nodes[i],node.index=i;if(isNaN(node.x)||isNaN(node.y)){var radius=initialRadius*Math.sqrt(i),angle=i*initialAngle;node.x=radius*Math.cos(angle);node.y=radius*Math.sin(angle)}if(isNaN(node.vx)||isNaN(node.vy)){node.vx=node.vy=0}}}function initializeForce(force){if(force.initialize)force.initialize(nodes);return force}initializeNodes();return simulation={tick:tick,restart:function(){return stepper.restart(step),simulation},stop:function(){return stepper.stop(),simulation},nodes:function(_){return arguments.length?(nodes=_,initializeNodes(),forces.each(initializeForce),simulation):nodes},alpha:function(_){return arguments.length?(alpha=+_,simulation):alpha},alphaMin:function(_){return arguments.length?(alphaMin=+_,simulation):alphaMin},alphaDecay:function(_){return arguments.length?(alphaDecay=+_,simulation):+alphaDecay},alphaTarget:function(_){return arguments.length?(alphaTarget=+_,simulation):alphaTarget},velocityDecay:function(_){return arguments.length?(velocityDecay=1-_,simulation):1-velocityDecay},force:function(name,_){return arguments.length>1?(_==null?forces.remove(name):forces.set(name,initializeForce(_)),simulation):forces.get(name)},find:function(x,y,radius){var i=0,n=nodes.length,dx,dy,d2,node,closest;if(radius==null)radius=Infinity;else radius*=radius;for(i=0;i<n;++i){node=nodes[i];dx=x-node.x;dy=y-node.y;d2=dx*dx+dy*dy;if(d2<radius)closest=node,radius=d2}return closest},on:function(name,_){return arguments.length>1?(event.on(name,_),simulation):event.on(name)}}};var manyBody=function(){var nodes,node,alpha,strength=constant$6(-30),strengths,distanceMin2=1,distanceMax2=Infinity,theta2=.81;function force(_){var i,n=nodes.length,tree=quadtree(nodes,x$1,y$1).visitAfter(accumulate);for(alpha=_,i=0;i<n;++i)node=nodes[i],tree.visit(apply)}function initialize(){if(!nodes)return;var i,n=nodes.length,node;strengths=new Array(n);for(i=0;i<n;++i)node=nodes[i],strengths[node.index]=+strength(node,i,nodes)}function accumulate(quad){var strength=0,q,c,x$$1,y$$1,i;if(quad.length){for(x$$1=y$$1=i=0;i<4;++i){if((q=quad[i])&&(c=q.value)){strength+=c,x$$1+=c*q.x,y$$1+=c*q.y}}quad.x=x$$1/strength;quad.y=y$$1/strength}else{q=quad;q.x=q.data.x;q.y=q.data.y;do strength+=strengths[q.data.index];while(q=q.next)}quad.value=strength}function apply(quad,x1,_,x2){if(!quad.value)return true;var x$$1=quad.x-node.x,y$$1=quad.y-node.y,w=x2-x1,l=x$$1*x$$1+y$$1*y$$1;if(w*w/theta2<l){if(l<distanceMax2){if(x$$1===0)x$$1=jiggle(),l+=x$$1*x$$1;if(y$$1===0)y$$1=jiggle(),l+=y$$1*y$$1;if(l<distanceMin2)l=Math.sqrt(distanceMin2*l);node.vx+=x$$1*quad.value*alpha/l;node.vy+=y$$1*quad.value*alpha/l}return true}else if(quad.length||l>=distanceMax2)return;if(quad.data!==node||quad.next){if(x$$1===0)x$$1=jiggle(),l+=x$$1*x$$1;if(y$$1===0)y$$1=jiggle(),l+=y$$1*y$$1;if(l<distanceMin2)l=Math.sqrt(distanceMin2*l)}do if(quad.data!==node){w=strengths[quad.data.index]*alpha/l;node.vx+=x$$1*w;node.vy+=y$$1*w}while(quad=quad.next)}force.initialize=function(_){nodes=_;initialize()};force.strength=function(_){return arguments.length?(strength=typeof _==="function"?_:constant$6(+_),initialize(),force):strength};force.distanceMin=function(_){return arguments.length?(distanceMin2=_*_,force):Math.sqrt(distanceMin2)};force.distanceMax=function(_){return arguments.length?(distanceMax2=_*_,force):Math.sqrt(distanceMax2)};force.theta=function(_){return arguments.length?(theta2=_*_,force):Math.sqrt(theta2)};return force};var x$2=function(x){var strength=constant$6(.1),nodes,strengths,xz;if(typeof x!=="function")x=constant$6(x==null?0:+x);function force(alpha){for(var i=0,n=nodes.length,node;i<n;++i){node=nodes[i],node.vx+=(xz[i]-node.x)*strengths[i]*alpha}}function initialize(){if(!nodes)return;var i,n=nodes.length;strengths=new Array(n);xz=new Array(n);for(i=0;i<n;++i){strengths[i]=isNaN(xz[i]=+x(nodes[i],i,nodes))?0:+strength(nodes[i],i,nodes)}}force.initialize=function(_){nodes=_;initialize()};force.strength=function(_){return arguments.length?(strength=typeof _==="function"?_:constant$6(+_),initialize(),force):strength};force.x=function(_){return arguments.length?(x=typeof _==="function"?_:constant$6(+_),initialize(),force):x};return force};var y$2=function(y){var strength=constant$6(.1),nodes,strengths,yz;if(typeof y!=="function")y=constant$6(y==null?0:+y);function force(alpha){for(var i=0,n=nodes.length,node;i<n;++i){node=nodes[i],node.vy+=(yz[i]-node.y)*strengths[i]*alpha}}function initialize(){if(!nodes)return;var i,n=nodes.length;strengths=new Array(n);yz=new Array(n);for(i=0;i<n;++i){strengths[i]=isNaN(yz[i]=+y(nodes[i],i,nodes))?0:+strength(nodes[i],i,nodes)}}force.initialize=function(_){nodes=_;initialize()};force.strength=function(_){return arguments.length?(strength=typeof _==="function"?_:constant$6(+_),initialize(),force):strength};force.y=function(_){return arguments.length?(y=typeof _==="function"?_:constant$6(+_),initialize(),force):y};return force};var formatDecimal=function(x,p){if((i=(x=p?x.toExponential(p-1):x.toExponential()).indexOf("e"))<0)return null;var i,coefficient=x.slice(0,i);return[coefficient.length>1?coefficient[0]+coefficient.slice(2):coefficient,+x.slice(i+1)]};var exponent$1=function(x){return x=formatDecimal(Math.abs(x)),x?x[1]:NaN};var formatGroup=function(grouping,thousands){return function(value,width){var i=value.length,t=[],j=0,g=grouping[0],length=0;while(i>0&&g>0){if(length+g+1>width)g=Math.max(1,width-length);t.push(value.substring(i-=g,i+g));if((length+=g+1)>width)break;g=grouping[j=(j+1)%grouping.length]}return t.reverse().join(thousands)}};var formatDefault=function(x,p){x=x.toPrecision(p);out:for(var n=x.length,i=1,i0=-1,i1;i<n;++i){switch(x[i]){case".":i0=i1=i;break;case"0":if(i0===0)i0=i;i1=i;break;case"e":break out;default:if(i0>0)i0=0;break}}return i0>0?x.slice(0,i0)+x.slice(i1+1):x};var prefixExponent;var formatPrefixAuto=function(x,p){var d=formatDecimal(x,p);if(!d)return x+"";var coefficient=d[0],exponent=d[1],i=exponent-(prefixExponent=Math.max(-8,Math.min(8,Math.floor(exponent/3)))*3)+1,n=coefficient.length;return i===n?coefficient:i>n?coefficient+new Array(i-n+1).join("0"):i>0?coefficient.slice(0,i)+"."+coefficient.slice(i):"0."+new Array(1-i).join("0")+formatDecimal(x,Math.max(0,p+i-1))[0]};var formatRounded=function(x,p){var d=formatDecimal(x,p);if(!d)return x+"";var coefficient=d[0],exponent=d[1];return exponent<0?"0."+new Array(-exponent).join("0")+coefficient:coefficient.length>exponent+1?coefficient.slice(0,exponent+1)+"."+coefficient.slice(exponent+1):coefficient+new Array(exponent-coefficient.length+2).join("0")};var formatTypes={"":formatDefault,"%":function(x,p){return(x*100).toFixed(p)},b:function(x){return Math.round(x).toString(2)},c:function(x){return x+""},d:function(x){return Math.round(x).toString(10)},e:function(x,p){return x.toExponential(p)},f:function(x,p){return x.toFixed(p)},g:function(x,p){return x.toPrecision(p)},o:function(x){return Math.round(x).toString(8)},p:function(x,p){return formatRounded(x*100,p)},r:formatRounded,s:formatPrefixAuto,X:function(x){return Math.round(x).toString(16).toUpperCase()},x:function(x){return Math.round(x).toString(16)}};var re=/^(?:(.)?([<>=^]))?([+\-\( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?([a-z%])?$/i;var formatSpecifier=function(specifier){return new FormatSpecifier(specifier)};function FormatSpecifier(specifier){if(!(match=re.exec(specifier)))throw new Error("invalid format: "+specifier);var match,fill=match[1]||" ",align=match[2]||">",sign=match[3]||"-",symbol=match[4]||"",zero=!!match[5],width=match[6]&&+match[6],comma=!!match[7],precision=match[8]&&+match[8].slice(1),type=match[9]||"";if(type==="n")comma=true,type="g";else if(!formatTypes[type])type="";if(zero||fill==="0"&&align==="=")zero=true,fill="0",align="=";this.fill=fill;this.align=align;this.sign=sign;this.symbol=symbol;this.zero=zero;this.width=width;this.comma=comma;this.precision=precision;this.type=type}FormatSpecifier.prototype.toString=function(){return this.fill+this.align+this.sign+this.symbol+(this.zero?"0":"")+(this.width==null?"":Math.max(1,this.width|0))+(this.comma?",":"")+(this.precision==null?"":"."+Math.max(0,this.precision|0))+this.type};var prefixes=["y","z","a","f","p","n","µ","m","","k","M","G","T","P","E","Z","Y"];function identity$3(x){return x}var formatLocale=function(locale){var group=locale.grouping&&locale.thousands?formatGroup(locale.grouping,locale.thousands):identity$3,currency=locale.currency,decimal=locale.decimal;function newFormat(specifier){specifier=formatSpecifier(specifier);var fill=specifier.fill,align=specifier.align,sign=specifier.sign,symbol=specifier.symbol,zero=specifier.zero,width=specifier.width,comma=specifier.comma,precision=specifier.precision,type=specifier.type;var prefix=symbol==="$"?currency[0]:symbol==="#"&&/[boxX]/.test(type)?"0"+type.toLowerCase():"",suffix=symbol==="$"?currency[1]:/[%p]/.test(type)?"%":"";var formatType=formatTypes[type],maybeSuffix=!type||/[defgprs%]/.test(type);precision=precision==null?type?6:12:/[gprs]/.test(type)?Math.max(1,Math.min(21,precision)):Math.max(0,Math.min(20,precision));function format(value){var valuePrefix=prefix,valueSuffix=suffix,i,n,c;if(type==="c"){valueSuffix=formatType(value)+valueSuffix;value=""}else{value=+value;var valueNegative=(value<0||1/value<0)&&(value*=-1,true);value=formatType(value,precision);if(valueNegative){i=-1,n=value.length;valueNegative=false;while(++i<n){if(c=value.charCodeAt(i),48<c&&c<58||type==="x"&&96<c&&c<103||type==="X"&&64<c&&c<71){valueNegative=true;break}}}valuePrefix=(valueNegative?sign==="("?sign:"-":sign==="-"||sign==="("?"":sign)+valuePrefix;valueSuffix=valueSuffix+(type==="s"?prefixes[8+prefixExponent/3]:"")+(valueNegative&&sign==="("?")":"");if(maybeSuffix){i=-1,n=value.length;while(++i<n){if(c=value.charCodeAt(i),48>c||c>57){valueSuffix=(c===46?decimal+value.slice(i+1):value.slice(i))+valueSuffix;value=value.slice(0,i);break}}}}if(comma&&!zero)value=group(value,Infinity);var length=valuePrefix.length+value.length+valueSuffix.length,padding=length<width?new Array(width-length+1).join(fill):"";if(comma&&zero)value=group(padding+value,padding.length?width-valueSuffix.length:Infinity),padding="";switch(align){case"<":return valuePrefix+value+valueSuffix+padding;case"=":return valuePrefix+padding+value+valueSuffix;case"^":return padding.slice(0,length=padding.length>>1)+valuePrefix+value+valueSuffix+padding.slice(length)}return padding+valuePrefix+value+valueSuffix}format.toString=function(){return specifier+""};return format}function formatPrefix(specifier,value){var f=newFormat((specifier=formatSpecifier(specifier),specifier.type="f",specifier)),e=Math.max(-8,Math.min(8,Math.floor(exponent$1(value)/3)))*3,k=Math.pow(10,-e),prefix=prefixes[8+e/3];return function(value){return f(k*value)+prefix}}return{format:newFormat,formatPrefix:formatPrefix}};var locale$1;defaultLocale({decimal:".",thousands:",",grouping:[3],currency:["$",""]});function defaultLocale(definition){locale$1=formatLocale(definition);exports.format=locale$1.format;exports.formatPrefix=locale$1.formatPrefix;return locale$1}var precisionFixed=function(step){return Math.max(0,-exponent$1(Math.abs(step)))};var precisionPrefix=function(step,value){return Math.max(0,Math.max(-8,Math.min(8,Math.floor(exponent$1(value)/3)))*3-exponent$1(Math.abs(step)))};var precisionRound=function(step,max){step=Math.abs(step),max=Math.abs(max)-step;return Math.max(0,exponent$1(max)-exponent$1(step))+1};var adder=function(){return new Adder};function Adder(){this.reset()}Adder.prototype={constructor:Adder,reset:function(){this.s=this.t=0},add:function(y){add$1(temp,y,this.t);add$1(this,temp.s,this.s);if(this.s)this.t+=temp.t;else this.s=temp.t},valueOf:function(){return this.s}};var temp=new Adder;function add$1(adder,a,b){var x=adder.s=a+b,bv=x-a,av=x-bv;adder.t=a-av+(b-bv)}var epsilon$2=1e-6;var epsilon2$1=1e-12;var pi$3=Math.PI;var halfPi$2=pi$3/2;var quarterPi=pi$3/4;var tau$3=pi$3*2;var degrees$1=180/pi$3;var radians=pi$3/180;var abs=Math.abs;var atan=Math.atan;var atan2=Math.atan2;var cos$1=Math.cos;var ceil=Math.ceil;var exp=Math.exp;var log=Math.log;var pow=Math.pow;var sin$1=Math.sin;var sign=Math.sign||function(x){return x>0?1:x<0?-1:0};var sqrt=Math.sqrt;var tan=Math.tan;function acos(x){return x>1?0:x<-1?pi$3:Math.acos(x)}function asin(x){return x>1?halfPi$2:x<-1?-halfPi$2:Math.asin(x)}function haversin(x){return(x=sin$1(x/2))*x}function noop$1(){}function streamGeometry(geometry,stream){if(geometry&&streamGeometryType.hasOwnProperty(geometry.type)){streamGeometryType[geometry.type](geometry,stream)}}var streamObjectType={Feature:function(feature,stream){streamGeometry(feature.geometry,stream)},FeatureCollection:function(object,stream){var features=object.features,i=-1,n=features.length;while(++i<n)streamGeometry(features[i].geometry,stream)}};var streamGeometryType={Sphere:function(object,stream){stream.sphere()},Point:function(object,stream){object=object.coordinates;stream.point(object[0],object[1],object[2])},MultiPoint:function(object,stream){var coordinates=object.coordinates,i=-1,n=coordinates.length;while(++i<n)object=coordinates[i],stream.point(object[0],object[1],object[2])},LineString:function(object,stream){streamLine(object.coordinates,stream,0)},MultiLineString:function(object,stream){var coordinates=object.coordinates,i=-1,n=coordinates.length;while(++i<n)streamLine(coordinates[i],stream,0)},Polygon:function(object,stream){streamPolygon(object.coordinates,stream)},MultiPolygon:function(object,stream){var coordinates=object.coordinates,i=-1,n=coordinates.length;while(++i<n)streamPolygon(coordinates[i],stream)},GeometryCollection:function(object,stream){var geometries=object.geometries,i=-1,n=geometries.length;while(++i<n)streamGeometry(geometries[i],stream)}};function streamLine(coordinates,stream,closed){var i=-1,n=coordinates.length-closed,coordinate;stream.lineStart();while(++i<n)coordinate=coordinates[i],stream.point(coordinate[0],coordinate[1],coordinate[2]);stream.lineEnd()}function streamPolygon(coordinates,stream){var i=-1,n=coordinates.length;stream.polygonStart();while(++i<n)streamLine(coordinates[i],stream,1);stream.polygonEnd()}var geoStream=function(object,stream){if(object&&streamObjectType.hasOwnProperty(object.type)){streamObjectType[object.type](object,stream)}else{streamGeometry(object,stream)}};var areaRingSum=adder();var areaSum=adder();var lambda00;var phi00;var lambda0;var cosPhi0;var sinPhi0;var areaStream={point:noop$1,lineStart:noop$1,lineEnd:noop$1,polygonStart:function(){areaRingSum.reset();areaStream.lineStart=areaRingStart;areaStream.lineEnd=areaRingEnd},polygonEnd:function(){var areaRing=+areaRingSum;areaSum.add(areaRing<0?tau$3+areaRing:areaRing);this.lineStart=this.lineEnd=this.point=noop$1},sphere:function(){areaSum.add(tau$3)}};function areaRingStart(){areaStream.point=areaPointFirst}function areaRingEnd(){areaPoint(lambda00,phi00)}function areaPointFirst(lambda,phi){areaStream.point=areaPoint;lambda00=lambda,phi00=phi;lambda*=radians,phi*=radians;lambda0=lambda,cosPhi0=cos$1(phi=phi/2+quarterPi),sinPhi0=sin$1(phi)}function areaPoint(lambda,phi){lambda*=radians,phi*=radians;phi=phi/2+quarterPi;var dLambda=lambda-lambda0,sdLambda=dLambda>=0?1:-1,adLambda=sdLambda*dLambda,cosPhi=cos$1(phi),sinPhi=sin$1(phi),k=sinPhi0*sinPhi,u=cosPhi0*cosPhi+k*cos$1(adLambda),v=k*sdLambda*sin$1(adLambda);areaRingSum.add(atan2(v,u));lambda0=lambda,cosPhi0=cosPhi,sinPhi0=sinPhi}var area=function(object){areaSum.reset();geoStream(object,areaStream);return areaSum*2};function spherical(cartesian){
return[atan2(cartesian[1],cartesian[0]),asin(cartesian[2])]}function cartesian(spherical){var lambda=spherical[0],phi=spherical[1],cosPhi=cos$1(phi);return[cosPhi*cos$1(lambda),cosPhi*sin$1(lambda),sin$1(phi)]}function cartesianDot(a,b){return a[0]*b[0]+a[1]*b[1]+a[2]*b[2]}function cartesianCross(a,b){return[a[1]*b[2]-a[2]*b[1],a[2]*b[0]-a[0]*b[2],a[0]*b[1]-a[1]*b[0]]}function cartesianAddInPlace(a,b){a[0]+=b[0],a[1]+=b[1],a[2]+=b[2]}function cartesianScale(vector,k){return[vector[0]*k,vector[1]*k,vector[2]*k]}function cartesianNormalizeInPlace(d){var l=sqrt(d[0]*d[0]+d[1]*d[1]+d[2]*d[2]);d[0]/=l,d[1]/=l,d[2]/=l}var lambda0$1;var phi0;var lambda1;var phi1;var lambda2;var lambda00$1;var phi00$1;var p0;var deltaSum=adder();var ranges;var range;var boundsStream={point:boundsPoint,lineStart:boundsLineStart,lineEnd:boundsLineEnd,polygonStart:function(){boundsStream.point=boundsRingPoint;boundsStream.lineStart=boundsRingStart;boundsStream.lineEnd=boundsRingEnd;deltaSum.reset();areaStream.polygonStart()},polygonEnd:function(){areaStream.polygonEnd();boundsStream.point=boundsPoint;boundsStream.lineStart=boundsLineStart;boundsStream.lineEnd=boundsLineEnd;if(areaRingSum<0)lambda0$1=-(lambda1=180),phi0=-(phi1=90);else if(deltaSum>epsilon$2)phi1=90;else if(deltaSum<-epsilon$2)phi0=-90;range[0]=lambda0$1,range[1]=lambda1}};function boundsPoint(lambda,phi){ranges.push(range=[lambda0$1=lambda,lambda1=lambda]);if(phi<phi0)phi0=phi;if(phi>phi1)phi1=phi}function linePoint(lambda,phi){var p=cartesian([lambda*radians,phi*radians]);if(p0){var normal=cartesianCross(p0,p),equatorial=[normal[1],-normal[0],0],inflection=cartesianCross(equatorial,normal);cartesianNormalizeInPlace(inflection);inflection=spherical(inflection);var delta=lambda-lambda2,sign$$1=delta>0?1:-1,lambdai=inflection[0]*degrees$1*sign$$1,phii,antimeridian=abs(delta)>180;if(antimeridian^(sign$$1*lambda2<lambdai&&lambdai<sign$$1*lambda)){phii=inflection[1]*degrees$1;if(phii>phi1)phi1=phii}else if(lambdai=(lambdai+360)%360-180,antimeridian^(sign$$1*lambda2<lambdai&&lambdai<sign$$1*lambda)){phii=-inflection[1]*degrees$1;if(phii<phi0)phi0=phii}else{if(phi<phi0)phi0=phi;if(phi>phi1)phi1=phi}if(antimeridian){if(lambda<lambda2){if(angle(lambda0$1,lambda)>angle(lambda0$1,lambda1))lambda1=lambda}else{if(angle(lambda,lambda1)>angle(lambda0$1,lambda1))lambda0$1=lambda}}else{if(lambda1>=lambda0$1){if(lambda<lambda0$1)lambda0$1=lambda;if(lambda>lambda1)lambda1=lambda}else{if(lambda>lambda2){if(angle(lambda0$1,lambda)>angle(lambda0$1,lambda1))lambda1=lambda}else{if(angle(lambda,lambda1)>angle(lambda0$1,lambda1))lambda0$1=lambda}}}}else{ranges.push(range=[lambda0$1=lambda,lambda1=lambda])}if(phi<phi0)phi0=phi;if(phi>phi1)phi1=phi;p0=p,lambda2=lambda}function boundsLineStart(){boundsStream.point=linePoint}function boundsLineEnd(){range[0]=lambda0$1,range[1]=lambda1;boundsStream.point=boundsPoint;p0=null}function boundsRingPoint(lambda,phi){if(p0){var delta=lambda-lambda2;deltaSum.add(abs(delta)>180?delta+(delta>0?360:-360):delta)}else{lambda00$1=lambda,phi00$1=phi}areaStream.point(lambda,phi);linePoint(lambda,phi)}function boundsRingStart(){areaStream.lineStart()}function boundsRingEnd(){boundsRingPoint(lambda00$1,phi00$1);areaStream.lineEnd();if(abs(deltaSum)>epsilon$2)lambda0$1=-(lambda1=180);range[0]=lambda0$1,range[1]=lambda1;p0=null}function angle(lambda0,lambda1){return(lambda1-=lambda0)<0?lambda1+360:lambda1}function rangeCompare(a,b){return a[0]-b[0]}function rangeContains(range,x){return range[0]<=range[1]?range[0]<=x&&x<=range[1]:x<range[0]||range[1]<x}var bounds=function(feature){var i,n,a,b,merged,deltaMax,delta;phi1=lambda1=-(lambda0$1=phi0=Infinity);ranges=[];geoStream(feature,boundsStream);if(n=ranges.length){ranges.sort(rangeCompare);for(i=1,a=ranges[0],merged=[a];i<n;++i){b=ranges[i];if(rangeContains(a,b[0])||rangeContains(a,b[1])){if(angle(a[0],b[1])>angle(a[0],a[1]))a[1]=b[1];if(angle(b[0],a[1])>angle(a[0],a[1]))a[0]=b[0]}else{merged.push(a=b)}}for(deltaMax=-Infinity,n=merged.length-1,i=0,a=merged[n];i<=n;a=b,++i){b=merged[i];if((delta=angle(a[1],b[0]))>deltaMax)deltaMax=delta,lambda0$1=b[0],lambda1=a[1]}}ranges=range=null;return lambda0$1===Infinity||phi0===Infinity?[[NaN,NaN],[NaN,NaN]]:[[lambda0$1,phi0],[lambda1,phi1]]};var W0;var W1;var X0;var Y0;var Z0;var X1;var Y1;var Z1;var X2;var Y2;var Z2;var lambda00$2;var phi00$2;var x0;var y0;var z0;var centroidStream={sphere:noop$1,point:centroidPoint,lineStart:centroidLineStart,lineEnd:centroidLineEnd,polygonStart:function(){centroidStream.lineStart=centroidRingStart;centroidStream.lineEnd=centroidRingEnd},polygonEnd:function(){centroidStream.lineStart=centroidLineStart;centroidStream.lineEnd=centroidLineEnd}};function centroidPoint(lambda,phi){lambda*=radians,phi*=radians;var cosPhi=cos$1(phi);centroidPointCartesian(cosPhi*cos$1(lambda),cosPhi*sin$1(lambda),sin$1(phi))}function centroidPointCartesian(x,y,z){++W0;X0+=(x-X0)/W0;Y0+=(y-Y0)/W0;Z0+=(z-Z0)/W0}function centroidLineStart(){centroidStream.point=centroidLinePointFirst}function centroidLinePointFirst(lambda,phi){lambda*=radians,phi*=radians;var cosPhi=cos$1(phi);x0=cosPhi*cos$1(lambda);y0=cosPhi*sin$1(lambda);z0=sin$1(phi);centroidStream.point=centroidLinePoint;centroidPointCartesian(x0,y0,z0)}function centroidLinePoint(lambda,phi){lambda*=radians,phi*=radians;var cosPhi=cos$1(phi),x=cosPhi*cos$1(lambda),y=cosPhi*sin$1(lambda),z=sin$1(phi),w=atan2(sqrt((w=y0*z-z0*y)*w+(w=z0*x-x0*z)*w+(w=x0*y-y0*x)*w),x0*x+y0*y+z0*z);W1+=w;X1+=w*(x0+(x0=x));Y1+=w*(y0+(y0=y));Z1+=w*(z0+(z0=z));centroidPointCartesian(x0,y0,z0)}function centroidLineEnd(){centroidStream.point=centroidPoint}function centroidRingStart(){centroidStream.point=centroidRingPointFirst}function centroidRingEnd(){centroidRingPoint(lambda00$2,phi00$2);centroidStream.point=centroidPoint}function centroidRingPointFirst(lambda,phi){lambda00$2=lambda,phi00$2=phi;lambda*=radians,phi*=radians;centroidStream.point=centroidRingPoint;var cosPhi=cos$1(phi);x0=cosPhi*cos$1(lambda);y0=cosPhi*sin$1(lambda);z0=sin$1(phi);centroidPointCartesian(x0,y0,z0)}function centroidRingPoint(lambda,phi){lambda*=radians,phi*=radians;var cosPhi=cos$1(phi),x=cosPhi*cos$1(lambda),y=cosPhi*sin$1(lambda),z=sin$1(phi),cx=y0*z-z0*y,cy=z0*x-x0*z,cz=x0*y-y0*x,m=sqrt(cx*cx+cy*cy+cz*cz),u=x0*x+y0*y+z0*z,v=m&&-asin(m)/m,w=atan2(m,u);X2+=v*cx;Y2+=v*cy;Z2+=v*cz;W1+=w;X1+=w*(x0+(x0=x));Y1+=w*(y0+(y0=y));Z1+=w*(z0+(z0=z));centroidPointCartesian(x0,y0,z0)}var centroid=function(object){W0=W1=X0=Y0=Z0=X1=Y1=Z1=X2=Y2=Z2=0;geoStream(object,centroidStream);var x=X2,y=Y2,z=Z2,m=x*x+y*y+z*z;if(m<epsilon2$1){x=X1,y=Y1,z=Z1;if(W1<epsilon$2)x=X0,y=Y0,z=Z0;m=x*x+y*y+z*z;if(m<epsilon2$1)return[NaN,NaN]}return[atan2(y,x)*degrees$1,asin(z/sqrt(m))*degrees$1]};var constant$7=function(x){return function(){return x}};var compose=function(a,b){function compose(x,y){return x=a(x,y),b(x[0],x[1])}if(a.invert&&b.invert)compose.invert=function(x,y){return x=b.invert(x,y),x&&a.invert(x[0],x[1])};return compose};function rotationIdentity(lambda,phi){return[lambda>pi$3?lambda-tau$3:lambda<-pi$3?lambda+tau$3:lambda,phi]}rotationIdentity.invert=rotationIdentity;function rotateRadians(deltaLambda,deltaPhi,deltaGamma){return(deltaLambda%=tau$3)?deltaPhi||deltaGamma?compose(rotationLambda(deltaLambda),rotationPhiGamma(deltaPhi,deltaGamma)):rotationLambda(deltaLambda):deltaPhi||deltaGamma?rotationPhiGamma(deltaPhi,deltaGamma):rotationIdentity}function forwardRotationLambda(deltaLambda){return function(lambda,phi){return lambda+=deltaLambda,[lambda>pi$3?lambda-tau$3:lambda<-pi$3?lambda+tau$3:lambda,phi]}}function rotationLambda(deltaLambda){var rotation=forwardRotationLambda(deltaLambda);rotation.invert=forwardRotationLambda(-deltaLambda);return rotation}function rotationPhiGamma(deltaPhi,deltaGamma){var cosDeltaPhi=cos$1(deltaPhi),sinDeltaPhi=sin$1(deltaPhi),cosDeltaGamma=cos$1(deltaGamma),sinDeltaGamma=sin$1(deltaGamma);function rotation(lambda,phi){var cosPhi=cos$1(phi),x=cos$1(lambda)*cosPhi,y=sin$1(lambda)*cosPhi,z=sin$1(phi),k=z*cosDeltaPhi+x*sinDeltaPhi;return[atan2(y*cosDeltaGamma-k*sinDeltaGamma,x*cosDeltaPhi-z*sinDeltaPhi),asin(k*cosDeltaGamma+y*sinDeltaGamma)]}rotation.invert=function(lambda,phi){var cosPhi=cos$1(phi),x=cos$1(lambda)*cosPhi,y=sin$1(lambda)*cosPhi,z=sin$1(phi),k=z*cosDeltaGamma-y*sinDeltaGamma;return[atan2(y*cosDeltaGamma+z*sinDeltaGamma,x*cosDeltaPhi+k*sinDeltaPhi),asin(k*cosDeltaPhi-x*sinDeltaPhi)]};return rotation}var rotation=function(rotate){rotate=rotateRadians(rotate[0]*radians,rotate[1]*radians,rotate.length>2?rotate[2]*radians:0);function forward(coordinates){coordinates=rotate(coordinates[0]*radians,coordinates[1]*radians);return coordinates[0]*=degrees$1,coordinates[1]*=degrees$1,coordinates}forward.invert=function(coordinates){coordinates=rotate.invert(coordinates[0]*radians,coordinates[1]*radians);return coordinates[0]*=degrees$1,coordinates[1]*=degrees$1,coordinates};return forward};function circleStream(stream,radius,delta,direction,t0,t1){if(!delta)return;var cosRadius=cos$1(radius),sinRadius=sin$1(radius),step=direction*delta;if(t0==null){t0=radius+direction*tau$3;t1=radius-step/2}else{t0=circleRadius(cosRadius,t0);t1=circleRadius(cosRadius,t1);if(direction>0?t0<t1:t0>t1)t0+=direction*tau$3}for(var point,t=t0;direction>0?t>t1:t<t1;t-=step){point=spherical([cosRadius,-sinRadius*cos$1(t),-sinRadius*sin$1(t)]);stream.point(point[0],point[1])}}function circleRadius(cosRadius,point){point=cartesian(point),point[0]-=cosRadius;cartesianNormalizeInPlace(point);var radius=acos(-point[1]);return((-point[2]<0?-radius:radius)+tau$3-epsilon$2)%tau$3}var circle=function(){var center=constant$7([0,0]),radius=constant$7(90),precision=constant$7(6),ring,rotate,stream={point:point};function point(x,y){ring.push(x=rotate(x,y));x[0]*=degrees$1,x[1]*=degrees$1}function circle(){var c=center.apply(this,arguments),r=radius.apply(this,arguments)*radians,p=precision.apply(this,arguments)*radians;ring=[];rotate=rotateRadians(-c[0]*radians,-c[1]*radians,0).invert;circleStream(stream,r,p,1);c={type:"Polygon",coordinates:[ring]};ring=rotate=null;return c}circle.center=function(_){return arguments.length?(center=typeof _==="function"?_:constant$7([+_[0],+_[1]]),circle):center};circle.radius=function(_){return arguments.length?(radius=typeof _==="function"?_:constant$7(+_),circle):radius};circle.precision=function(_){return arguments.length?(precision=typeof _==="function"?_:constant$7(+_),circle):precision};return circle};var clipBuffer=function(){var lines=[],line;return{point:function(x,y){line.push([x,y])},lineStart:function(){lines.push(line=[])},lineEnd:noop$1,rejoin:function(){if(lines.length>1)lines.push(lines.pop().concat(lines.shift()))},result:function(){var result=lines;lines=[];line=null;return result}}};var clipLine=function(a,b,x0,y0,x1,y1){var ax=a[0],ay=a[1],bx=b[0],by=b[1],t0=0,t1=1,dx=bx-ax,dy=by-ay,r;r=x0-ax;if(!dx&&r>0)return;r/=dx;if(dx<0){if(r<t0)return;if(r<t1)t1=r}else if(dx>0){if(r>t1)return;if(r>t0)t0=r}r=x1-ax;if(!dx&&r<0)return;r/=dx;if(dx<0){if(r>t1)return;if(r>t0)t0=r}else if(dx>0){if(r<t0)return;if(r<t1)t1=r}r=y0-ay;if(!dy&&r>0)return;r/=dy;if(dy<0){if(r<t0)return;if(r<t1)t1=r}else if(dy>0){if(r>t1)return;if(r>t0)t0=r}r=y1-ay;if(!dy&&r<0)return;r/=dy;if(dy<0){if(r>t1)return;if(r>t0)t0=r}else if(dy>0){if(r<t0)return;if(r<t1)t1=r}if(t0>0)a[0]=ax+t0*dx,a[1]=ay+t0*dy;if(t1<1)b[0]=ax+t1*dx,b[1]=ay+t1*dy;return true};var pointEqual=function(a,b){return abs(a[0]-b[0])<epsilon$2&&abs(a[1]-b[1])<epsilon$2};function Intersection(point,points,other,entry){this.x=point;this.z=points;this.o=other;this.e=entry;this.v=false;this.n=this.p=null}var clipPolygon=function(segments,compareIntersection,startInside,interpolate,stream){var subject=[],clip=[],i,n;segments.forEach(function(segment){if((n=segment.length-1)<=0)return;var n,p0=segment[0],p1=segment[n],x;if(pointEqual(p0,p1)){stream.lineStart();for(i=0;i<n;++i)stream.point((p0=segment[i])[0],p0[1]);stream.lineEnd();return}subject.push(x=new Intersection(p0,segment,null,true));clip.push(x.o=new Intersection(p0,null,x,false));subject.push(x=new Intersection(p1,segment,null,false));clip.push(x.o=new Intersection(p1,null,x,true))});if(!subject.length)return;clip.sort(compareIntersection);link$1(subject);link$1(clip);for(i=0,n=clip.length;i<n;++i){clip[i].e=startInside=!startInside}var start=subject[0],points,point;while(1){var current=start,isSubject=true;while(current.v)if((current=current.n)===start)return;points=current.z;stream.lineStart();do{current.v=current.o.v=true;if(current.e){if(isSubject){for(i=0,n=points.length;i<n;++i)stream.point((point=points[i])[0],point[1])}else{interpolate(current.x,current.n.x,1,stream)}current=current.n}else{if(isSubject){points=current.p.z;for(i=points.length-1;i>=0;--i)stream.point((point=points[i])[0],point[1])}else{interpolate(current.x,current.p.x,-1,stream)}current=current.p}current=current.o;points=current.z;isSubject=!isSubject}while(!current.v);stream.lineEnd()}};function link$1(array){if(!(n=array.length))return;var n,i=0,a=array[0],b;while(++i<n){a.n=b=array[i];b.p=a;a=b}a.n=b=array[0];b.p=a}var clipMax=1e9;var clipMin=-clipMax;function clipExtent(x0,y0,x1,y1){function visible(x,y){return x0<=x&&x<=x1&&y0<=y&&y<=y1}function interpolate(from,to,direction,stream){var a=0,a1=0;if(from==null||(a=corner(from,direction))!==(a1=corner(to,direction))||comparePoint(from,to)<0^direction>0){do stream.point(a===0||a===3?x0:x1,a>1?y1:y0);while((a=(a+direction+4)%4)!==a1)}else{stream.point(to[0],to[1])}}function corner(p,direction){return abs(p[0]-x0)<epsilon$2?direction>0?0:3:abs(p[0]-x1)<epsilon$2?direction>0?2:1:abs(p[1]-y0)<epsilon$2?direction>0?1:0:direction>0?3:2}function compareIntersection(a,b){return comparePoint(a.x,b.x)}function comparePoint(a,b){var ca=corner(a,1),cb=corner(b,1);return ca!==cb?ca-cb:ca===0?b[1]-a[1]:ca===1?a[0]-b[0]:ca===2?a[1]-b[1]:b[0]-a[0]}return function(stream){var activeStream=stream,bufferStream=clipBuffer(),segments,polygon,ring,x__,y__,v__,x_,y_,v_,first,clean;var clipStream={point:point,lineStart:lineStart,lineEnd:lineEnd,polygonStart:polygonStart,polygonEnd:polygonEnd};function point(x,y){if(visible(x,y))activeStream.point(x,y)}function polygonInside(){var winding=0;for(var i=0,n=polygon.length;i<n;++i){for(var ring=polygon[i],j=1,m=ring.length,point=ring[0],a0,a1,b0=point[0],b1=point[1];j<m;++j){a0=b0,a1=b1,point=ring[j],b0=point[0],b1=point[1];if(a1<=y1){if(b1>y1&&(b0-a0)*(y1-a1)>(b1-a1)*(x0-a0))++winding}else{if(b1<=y1&&(b0-a0)*(y1-a1)<(b1-a1)*(x0-a0))--winding}}}return winding}function polygonStart(){activeStream=bufferStream,segments=[],polygon=[],clean=true}function polygonEnd(){var startInside=polygonInside(),cleanInside=clean&&startInside,visible=(segments=merge(segments)).length;if(cleanInside||visible){stream.polygonStart();if(cleanInside){stream.lineStart();interpolate(null,null,1,stream);stream.lineEnd()}if(visible){clipPolygon(segments,compareIntersection,startInside,interpolate,stream)}stream.polygonEnd()}activeStream=stream,segments=polygon=ring=null}function lineStart(){clipStream.point=linePoint;if(polygon)polygon.push(ring=[]);first=true;v_=false;x_=y_=NaN}function lineEnd(){if(segments){linePoint(x__,y__);if(v__&&v_)bufferStream.rejoin();segments.push(bufferStream.result())}clipStream.point=point;if(v_)activeStream.lineEnd()}function linePoint(x,y){var v=visible(x,y);if(polygon)ring.push([x,y]);if(first){x__=x,y__=y,v__=v;first=false;if(v){activeStream.lineStart();activeStream.point(x,y)}}else{if(v&&v_)activeStream.point(x,y);else{var a=[x_=Math.max(clipMin,Math.min(clipMax,x_)),y_=Math.max(clipMin,Math.min(clipMax,y_))],b=[x=Math.max(clipMin,Math.min(clipMax,x)),y=Math.max(clipMin,Math.min(clipMax,y))];if(clipLine(a,b,x0,y0,x1,y1)){if(!v_){activeStream.lineStart();activeStream.point(a[0],a[1])}activeStream.point(b[0],b[1]);if(!v)activeStream.lineEnd();clean=false}else if(v){activeStream.lineStart();activeStream.point(x,y);clean=false}}}x_=x,y_=y,v_=v}return clipStream}}var extent$1=function(){var x0=0,y0=0,x1=960,y1=500,cache,cacheStream,clip;return clip={stream:function(stream){return cache&&cacheStream===stream?cache:cache=clipExtent(x0,y0,x1,y1)(cacheStream=stream)},extent:function(_){return arguments.length?(x0=+_[0][0],y0=+_[0][1],x1=+_[1][0],y1=+_[1][1],cache=cacheStream=null,clip):[[x0,y0],[x1,y1]]}}};var lengthSum=adder();var lambda0$2;var sinPhi0$1;var cosPhi0$1;var lengthStream={sphere:noop$1,point:noop$1,lineStart:lengthLineStart,lineEnd:noop$1,polygonStart:noop$1,polygonEnd:noop$1};function lengthLineStart(){lengthStream.point=lengthPointFirst;lengthStream.lineEnd=lengthLineEnd}function lengthLineEnd(){lengthStream.point=lengthStream.lineEnd=noop$1}function lengthPointFirst(lambda,phi){lambda*=radians,phi*=radians;lambda0$2=lambda,sinPhi0$1=sin$1(phi),cosPhi0$1=cos$1(phi);lengthStream.point=lengthPoint}function lengthPoint(lambda,phi){lambda*=radians,phi*=radians;var sinPhi=sin$1(phi),cosPhi=cos$1(phi),delta=abs(lambda-lambda0$2),cosDelta=cos$1(delta),sinDelta=sin$1(delta),x=cosPhi*sinDelta,y=cosPhi0$1*sinPhi-sinPhi0$1*cosPhi*cosDelta,z=sinPhi0$1*sinPhi+cosPhi0$1*cosPhi*cosDelta;lengthSum.add(atan2(sqrt(x*x+y*y),z));lambda0$2=lambda,sinPhi0$1=sinPhi,cosPhi0$1=cosPhi}var length$1=function(object){lengthSum.reset();geoStream(object,lengthStream);return+lengthSum};var coordinates=[null,null];var object$1={type:"LineString",coordinates:coordinates};var distance=function(a,b){coordinates[0]=a;coordinates[1]=b;return length$1(object$1)};function graticuleX(y0,y1,dy){var y=sequence(y0,y1-epsilon$2,dy).concat(y1);return function(x){return y.map(function(y){return[x,y]})}}function graticuleY(x0,x1,dx){var x=sequence(x0,x1-epsilon$2,dx).concat(x1);return function(y){return x.map(function(x){return[x,y]})}}function graticule(){var x1,x0,X1,X0,y1,y0,Y1,Y0,dx=10,dy=dx,DX=90,DY=360,x,y,X,Y,precision=2.5;function graticule(){return{type:"MultiLineString",coordinates:lines()}}function lines(){return sequence(ceil(X0/DX)*DX,X1,DX).map(X).concat(sequence(ceil(Y0/DY)*DY,Y1,DY).map(Y)).concat(sequence(ceil(x0/dx)*dx,x1,dx).filter(function(x){return abs(x%DX)>epsilon$2}).map(x)).concat(sequence(ceil(y0/dy)*dy,y1,dy).filter(function(y){return abs(y%DY)>epsilon$2}).map(y))}graticule.lines=function(){return lines().map(function(coordinates){return{type:"LineString",coordinates:coordinates}})};graticule.outline=function(){return{type:"Polygon",coordinates:[X(X0).concat(Y(Y1).slice(1),X(X1).reverse().slice(1),Y(Y0).reverse().slice(1))]}};graticule.extent=function(_){if(!arguments.length)return graticule.extentMinor();return graticule.extentMajor(_).extentMinor(_)};graticule.extentMajor=function(_){if(!arguments.length)return[[X0,Y0],[X1,Y1]];X0=+_[0][0],X1=+_[1][0];Y0=+_[0][1],Y1=+_[1][1];if(X0>X1)_=X0,X0=X1,X1=_;if(Y0>Y1)_=Y0,Y0=Y1,Y1=_;return graticule.precision(precision)};graticule.extentMinor=function(_){if(!arguments.length)return[[x0,y0],[x1,y1]];x0=+_[0][0],x1=+_[1][0];y0=+_[0][1],y1=+_[1][1];if(x0>x1)_=x0,x0=x1,x1=_;if(y0>y1)_=y0,y0=y1,y1=_;return graticule.precision(precision)};graticule.step=function(_){if(!arguments.length)return graticule.stepMinor();return graticule.stepMajor(_).stepMinor(_)};graticule.stepMajor=function(_){if(!arguments.length)return[DX,DY];DX=+_[0],DY=+_[1];return graticule};graticule.stepMinor=function(_){if(!arguments.length)return[dx,dy];dx=+_[0],dy=+_[1];return graticule};graticule.precision=function(_){if(!arguments.length)return precision;precision=+_;x=graticuleX(y0,y1,90);y=graticuleY(x0,x1,precision);X=graticuleX(Y0,Y1,90);Y=graticuleY(X0,X1,precision);return graticule};return graticule.extentMajor([[-180,-90+epsilon$2],[180,90-epsilon$2]]).extentMinor([[-180,-80-epsilon$2],[180,80+epsilon$2]])}function graticule10(){return graticule()()}var interpolate$1=function(a,b){var x0=a[0]*radians,y0=a[1]*radians,x1=b[0]*radians,y1=b[1]*radians,cy0=cos$1(y0),sy0=sin$1(y0),cy1=cos$1(y1),sy1=sin$1(y1),kx0=cy0*cos$1(x0),ky0=cy0*sin$1(x0),kx1=cy1*cos$1(x1),ky1=cy1*sin$1(x1),d=2*asin(sqrt(haversin(y1-y0)+cy0*cy1*haversin(x1-x0))),k=sin$1(d);var interpolate=d?function(t){var B=sin$1(t*=d)/k,A=sin$1(d-t)/k,x=A*kx0+B*kx1,y=A*ky0+B*ky1,z=A*sy0+B*sy1;return[atan2(y,x)*degrees$1,atan2(z,sqrt(x*x+y*y))*degrees$1]}:function(){return[x0*degrees$1,y0*degrees$1]};interpolate.distance=d;return interpolate};var identity$4=function(x){return x};var areaSum$1=adder();var areaRingSum$1=adder();var x00;var y00;var x0$1;var y0$1;var areaStream$1={point:noop$1,lineStart:noop$1,lineEnd:noop$1,polygonStart:function(){areaStream$1.lineStart=areaRingStart$1;areaStream$1.lineEnd=areaRingEnd$1},polygonEnd:function(){areaStream$1.lineStart=areaStream$1.lineEnd=areaStream$1.point=noop$1;areaSum$1.add(abs(areaRingSum$1));areaRingSum$1.reset()},result:function(){var area=areaSum$1/2;areaSum$1.reset();return area}};function areaRingStart$1(){areaStream$1.point=areaPointFirst$1}function areaPointFirst$1(x,y){areaStream$1.point=areaPoint$1;x00=x0$1=x,y00=y0$1=y}function areaPoint$1(x,y){areaRingSum$1.add(y0$1*x-x0$1*y);x0$1=x,y0$1=y}function areaRingEnd$1(){areaPoint$1(x00,y00)}var x0$2=Infinity;var y0$2=x0$2;var x1=-x0$2;var y1=x1;var boundsStream$1={point:boundsPoint$1,lineStart:noop$1,lineEnd:noop$1,polygonStart:noop$1,polygonEnd:noop$1,result:function(){var bounds=[[x0$2,y0$2],[x1,y1]];x1=y1=-(y0$2=x0$2=Infinity);return bounds}};function boundsPoint$1(x,y){if(x<x0$2)x0$2=x;if(x>x1)x1=x;if(y<y0$2)y0$2=y;if(y>y1)y1=y}var X0$1=0;var Y0$1=0;var Z0$1=0;var X1$1=0;var Y1$1=0;var Z1$1=0;var X2$1=0;var Y2$1=0;var Z2$1=0;var x00$1;var y00$1;var x0$3;var y0$3;var centroidStream$1={point:centroidPoint$1,lineStart:centroidLineStart$1,lineEnd:centroidLineEnd$1,polygonStart:function(){centroidStream$1.lineStart=centroidRingStart$1;centroidStream$1.lineEnd=centroidRingEnd$1},polygonEnd:function(){centroidStream$1.point=centroidPoint$1;centroidStream$1.lineStart=centroidLineStart$1;centroidStream$1.lineEnd=centroidLineEnd$1},result:function(){var centroid=Z2$1?[X2$1/Z2$1,Y2$1/Z2$1]:Z1$1?[X1$1/Z1$1,Y1$1/Z1$1]:Z0$1?[X0$1/Z0$1,Y0$1/Z0$1]:[NaN,NaN];X0$1=Y0$1=Z0$1=X1$1=Y1$1=Z1$1=X2$1=Y2$1=Z2$1=0;return centroid}};function centroidPoint$1(x,y){X0$1+=x;Y0$1+=y;++Z0$1}function centroidLineStart$1(){centroidStream$1.point=centroidPointFirstLine}function centroidPointFirstLine(x,y){centroidStream$1.point=centroidPointLine;centroidPoint$1(x0$3=x,y0$3=y)}function centroidPointLine(x,y){var dx=x-x0$3,dy=y-y0$3,z=sqrt(dx*dx+dy*dy);X1$1+=z*(x0$3+x)/2;Y1$1+=z*(y0$3+y)/2;Z1$1+=z;centroidPoint$1(x0$3=x,y0$3=y)}function centroidLineEnd$1(){centroidStream$1.point=centroidPoint$1}function centroidRingStart$1(){centroidStream$1.point=centroidPointFirstRing}function centroidRingEnd$1(){centroidPointRing(x00$1,y00$1)}function centroidPointFirstRing(x,y){centroidStream$1.point=centroidPointRing;centroidPoint$1(x00$1=x0$3=x,y00$1=y0$3=y)}function centroidPointRing(x,y){var dx=x-x0$3,dy=y-y0$3,z=sqrt(dx*dx+dy*dy);X1$1+=z*(x0$3+x)/2;Y1$1+=z*(y0$3+y)/2;Z1$1+=z;z=y0$3*x-x0$3*y;X2$1+=z*(x0$3+x);Y2$1+=z*(y0$3+y);Z2$1+=z*3;centroidPoint$1(x0$3=x,y0$3=y)}function PathContext(context){this._context=context}PathContext.prototype={_radius:4.5,pointRadius:function(_){return this._radius=_,this},polygonStart:function(){this._line=0},polygonEnd:function(){this._line=NaN},lineStart:function(){this._point=0},lineEnd:function(){if(this._line===0)this._context.closePath();this._point=NaN},point:function(x,y){switch(this._point){case 0:{this._context.moveTo(x,y);this._point=1;break}case 1:{this._context.lineTo(x,y);break}default:{this._context.moveTo(x+this._radius,y);this._context.arc(x,y,this._radius,0,tau$3);break}}},result:noop$1};var lengthSum$1=adder();var lengthRing;var x00$2;var y00$2;var x0$4;var y0$4;var lengthStream$1={point:noop$1,lineStart:function(){lengthStream$1.point=lengthPointFirst$1},lineEnd:function(){if(lengthRing)lengthPoint$1(x00$2,y00$2);lengthStream$1.point=noop$1},polygonStart:function(){lengthRing=true},polygonEnd:function(){lengthRing=null},result:function(){var length=+lengthSum$1;lengthSum$1.reset();return length}};function lengthPointFirst$1(x,y){lengthStream$1.point=lengthPoint$1;x00$2=x0$4=x,y00$2=y0$4=y}function lengthPoint$1(x,y){x0$4-=x,y0$4-=y;lengthSum$1.add(sqrt(x0$4*x0$4+y0$4*y0$4));x0$4=x,y0$4=y}function PathString(){this._string=[]}PathString.prototype={_circle:circle$1(4.5),pointRadius:function(_){return this._circle=circle$1(_),this},polygonStart:function(){this._line=0},polygonEnd:function(){this._line=NaN},lineStart:function(){this._point=0},lineEnd:function(){if(this._line===0)this._string.push("Z");this._point=NaN},point:function(x,y){switch(this._point){case 0:{this._string.push("M",x,",",y);this._point=1;break}case 1:{this._string.push("L",x,",",y);break}default:{this._string.push("M",x,",",y,this._circle);break}}},result:function(){if(this._string.length){var result=this._string.join("");this._string=[];return result}}};function circle$1(radius){return"m0,"+radius+"a"+radius+","+radius+" 0 1,1 0,"+-2*radius+"a"+radius+","+radius+" 0 1,1 0,"+2*radius+"z"}var index$1=function(projection,context){var pointRadius=4.5,projectionStream,contextStream;function path(object){if(object){if(typeof pointRadius==="function")contextStream.pointRadius(+pointRadius.apply(this,arguments));geoStream(object,projectionStream(contextStream))}return contextStream.result()}path.area=function(object){geoStream(object,projectionStream(areaStream$1));return areaStream$1.result()};Object.defineProperty(path,"length",{writable:true,enumerable:true,configurable:true,value:function(object){geoStream(object,projectionStream(lengthStream$1));return lengthStream$1.result()}});path.bounds=function(object){geoStream(object,projectionStream(boundsStream$1));return boundsStream$1.result()};path.centroid=function(object){geoStream(object,projectionStream(centroidStream$1));return centroidStream$1.result()};path.projection=function(_){return arguments.length?(projectionStream=_==null?(projection=null,identity$4):(projection=_).stream,path):projection};path.context=function(_){if(!arguments.length)return context;contextStream=_==null?(context=null,new PathString):new PathContext(context=_);if(typeof pointRadius!=="function")contextStream.pointRadius(pointRadius);return path};path.pointRadius=function(_){if(!arguments.length)return pointRadius;pointRadius=typeof _==="function"?_:(contextStream.pointRadius(+_),+_);return path};return path.projection(projection).context(context)};var sum$1=adder();var polygonContains=function(polygon,point){var lambda=point[0],phi=point[1],normal=[sin$1(lambda),-cos$1(lambda),0],angle=0,winding=0;sum$1.reset();for(var i=0,n=polygon.length;i<n;++i){if(!(m=(ring=polygon[i]).length))continue;var ring,m,point0=ring[m-1],lambda0=point0[0],phi0=point0[1]/2+quarterPi,sinPhi0=sin$1(phi0),cosPhi0=cos$1(phi0);for(var j=0;j<m;++j,lambda0=lambda1,sinPhi0=sinPhi1,cosPhi0=cosPhi1,point0=point1){var point1=ring[j],lambda1=point1[0],phi1=point1[1]/2+quarterPi,sinPhi1=sin$1(phi1),cosPhi1=cos$1(phi1),delta=lambda1-lambda0,sign$$1=delta>=0?1:-1,absDelta=sign$$1*delta,antimeridian=absDelta>pi$3,k=sinPhi0*sinPhi1;sum$1.add(atan2(k*sign$$1*sin$1(absDelta),cosPhi0*cosPhi1+k*cos$1(absDelta)));angle+=antimeridian?delta+sign$$1*tau$3:delta;if(antimeridian^lambda0>=lambda^lambda1>=lambda){var arc=cartesianCross(cartesian(point0),cartesian(point1));cartesianNormalizeInPlace(arc);var intersection=cartesianCross(normal,arc);cartesianNormalizeInPlace(intersection);var phiArc=(antimeridian^delta>=0?-1:1)*asin(intersection[2]);if(phi>phiArc||phi===phiArc&&(arc[0]||arc[1])){winding+=antimeridian^delta>=0?1:-1}}}}return(angle<-epsilon$2||angle<epsilon$2&&sum$1<-epsilon$2)^winding&1};var clip=function(pointVisible,clipLine,interpolate,start){return function(rotate,sink){var line=clipLine(sink),rotatedStart=rotate.invert(start[0],start[1]),ringBuffer=clipBuffer(),ringSink=clipLine(ringBuffer),polygonStarted=false,polygon,segments,ring;var clip={point:point,lineStart:lineStart,lineEnd:lineEnd,polygonStart:function(){clip.point=pointRing;clip.lineStart=ringStart;clip.lineEnd=ringEnd;segments=[];polygon=[]},polygonEnd:function(){clip.point=point;clip.lineStart=lineStart;clip.lineEnd=lineEnd;segments=merge(segments);var startInside=polygonContains(polygon,rotatedStart);if(segments.length){if(!polygonStarted)sink.polygonStart(),polygonStarted=true;clipPolygon(segments,compareIntersection,startInside,interpolate,sink)}else if(startInside){if(!polygonStarted)sink.polygonStart(),polygonStarted=true;sink.lineStart();interpolate(null,null,1,sink);sink.lineEnd()}if(polygonStarted)sink.polygonEnd(),polygonStarted=false;segments=polygon=null},sphere:function(){sink.polygonStart();sink.lineStart();interpolate(null,null,1,sink);sink.lineEnd();sink.polygonEnd()}};function point(lambda,phi){var point=rotate(lambda,phi);if(pointVisible(lambda=point[0],phi=point[1]))sink.point(lambda,phi)}function pointLine(lambda,phi){var point=rotate(lambda,phi);line.point(point[0],point[1])}function lineStart(){clip.point=pointLine;line.lineStart()}function lineEnd(){clip.point=point;line.lineEnd()}function pointRing(lambda,phi){ring.push([lambda,phi]);var point=rotate(lambda,phi);ringSink.point(point[0],point[1])}function ringStart(){ringSink.lineStart();ring=[]}function ringEnd(){pointRing(ring[0][0],ring[0][1]);ringSink.lineEnd();var clean=ringSink.clean(),ringSegments=ringBuffer.result(),i,n=ringSegments.length,m,segment,point;ring.pop();polygon.push(ring);ring=null;if(!n)return;if(clean&1){segment=ringSegments[0];if((m=segment.length-1)>0){if(!polygonStarted)sink.polygonStart(),polygonStarted=true;sink.lineStart();for(i=0;i<m;++i)sink.point((point=segment[i])[0],point[1]);sink.lineEnd()}return}if(n>1&&clean&2)ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));segments.push(ringSegments.filter(validSegment))}return clip}};function validSegment(segment){return segment.length>1}function compareIntersection(a,b){return((a=a.x)[0]<0?a[1]-halfPi$2-epsilon$2:halfPi$2-a[1])-((b=b.x)[0]<0?b[1]-halfPi$2-epsilon$2:halfPi$2-b[1])}var clipAntimeridian=clip(function(){return true},clipAntimeridianLine,clipAntimeridianInterpolate,[-pi$3,-halfPi$2]);function clipAntimeridianLine(stream){var lambda0=NaN,phi0=NaN,sign0=NaN,clean;return{lineStart:function(){stream.lineStart();clean=1},point:function(lambda1,phi1){var sign1=lambda1>0?pi$3:-pi$3,delta=abs(lambda1-lambda0);if(abs(delta-pi$3)<epsilon$2){stream.point(lambda0,phi0=(phi0+phi1)/2>0?halfPi$2:-halfPi$2);stream.point(sign0,phi0);stream.lineEnd();stream.lineStart();stream.point(sign1,phi0);stream.point(lambda1,phi0);clean=0}else if(sign0!==sign1&&delta>=pi$3){if(abs(lambda0-sign0)<epsilon$2)lambda0-=sign0*epsilon$2;if(abs(lambda1-sign1)<epsilon$2)lambda1-=sign1*epsilon$2;phi0=clipAntimeridianIntersect(lambda0,phi0,lambda1,phi1);stream.point(sign0,phi0);stream.lineEnd();stream.lineStart();stream.point(sign1,phi0);clean=0}stream.point(lambda0=lambda1,phi0=phi1);sign0=sign1},lineEnd:function(){stream.lineEnd();lambda0=phi0=NaN},clean:function(){return 2-clean}}}function clipAntimeridianIntersect(lambda0,phi0,lambda1,phi1){var cosPhi0,cosPhi1,sinLambda0Lambda1=sin$1(lambda0-lambda1);return abs(sinLambda0Lambda1)>epsilon$2?atan((sin$1(phi0)*(cosPhi1=cos$1(phi1))*sin$1(lambda1)-sin$1(phi1)*(cosPhi0=cos$1(phi0))*sin$1(lambda0))/(cosPhi0*cosPhi1*sinLambda0Lambda1)):(phi0+phi1)/2}function clipAntimeridianInterpolate(from,to,direction,stream){var phi;if(from==null){phi=direction*halfPi$2;stream.point(-pi$3,phi);stream.point(0,phi);stream.point(pi$3,phi);stream.point(pi$3,0);stream.point(pi$3,-phi);stream.point(0,-phi);stream.point(-pi$3,-phi);stream.point(-pi$3,0);stream.point(-pi$3,phi)}else if(abs(from[0]-to[0])>epsilon$2){var lambda=from[0]<to[0]?pi$3:-pi$3;phi=direction*lambda/2;stream.point(-lambda,phi);stream.point(0,phi);stream.point(lambda,phi)}else{stream.point(to[0],to[1])}}var clipCircle=function(radius,delta){var cr=cos$1(radius),smallRadius=cr>0,notHemisphere=abs(cr)>epsilon$2;function interpolate(from,to,direction,stream){
circleStream(stream,radius,delta,direction,from,to)}function visible(lambda,phi){return cos$1(lambda)*cos$1(phi)>cr}function clipLine(stream){var point0,c0,v0,v00,clean;return{lineStart:function(){v00=v0=false;clean=1},point:function(lambda,phi){var point1=[lambda,phi],point2,v=visible(lambda,phi),c=smallRadius?v?0:code(lambda,phi):v?code(lambda+(lambda<0?pi$3:-pi$3),phi):0;if(!point0&&(v00=v0=v))stream.lineStart();if(v!==v0){point2=intersect(point0,point1);if(pointEqual(point0,point2)||pointEqual(point1,point2)){point1[0]+=epsilon$2;point1[1]+=epsilon$2;v=visible(point1[0],point1[1])}}if(v!==v0){clean=0;if(v){stream.lineStart();point2=intersect(point1,point0);stream.point(point2[0],point2[1])}else{point2=intersect(point0,point1);stream.point(point2[0],point2[1]);stream.lineEnd()}point0=point2}else if(notHemisphere&&point0&&smallRadius^v){var t;if(!(c&c0)&&(t=intersect(point1,point0,true))){clean=0;if(smallRadius){stream.lineStart();stream.point(t[0][0],t[0][1]);stream.point(t[1][0],t[1][1]);stream.lineEnd()}else{stream.point(t[1][0],t[1][1]);stream.lineEnd();stream.lineStart();stream.point(t[0][0],t[0][1])}}}if(v&&(!point0||!pointEqual(point0,point1))){stream.point(point1[0],point1[1])}point0=point1,v0=v,c0=c},lineEnd:function(){if(v0)stream.lineEnd();point0=null},clean:function(){return clean|(v00&&v0)<<1}}}function intersect(a,b,two){var pa=cartesian(a),pb=cartesian(b);var n1=[1,0,0],n2=cartesianCross(pa,pb),n2n2=cartesianDot(n2,n2),n1n2=n2[0],determinant=n2n2-n1n2*n1n2;if(!determinant)return!two&&a;var c1=cr*n2n2/determinant,c2=-cr*n1n2/determinant,n1xn2=cartesianCross(n1,n2),A=cartesianScale(n1,c1),B=cartesianScale(n2,c2);cartesianAddInPlace(A,B);var u=n1xn2,w=cartesianDot(A,u),uu=cartesianDot(u,u),t2=w*w-uu*(cartesianDot(A,A)-1);if(t2<0)return;var t=sqrt(t2),q=cartesianScale(u,(-w-t)/uu);cartesianAddInPlace(q,A);q=spherical(q);if(!two)return q;var lambda0=a[0],lambda1=b[0],phi0=a[1],phi1=b[1],z;if(lambda1<lambda0)z=lambda0,lambda0=lambda1,lambda1=z;var delta=lambda1-lambda0,polar=abs(delta-pi$3)<epsilon$2,meridian=polar||delta<epsilon$2;if(!polar&&phi1<phi0)z=phi0,phi0=phi1,phi1=z;if(meridian?polar?phi0+phi1>0^q[1]<(abs(q[0]-lambda0)<epsilon$2?phi0:phi1):phi0<=q[1]&&q[1]<=phi1:delta>pi$3^(lambda0<=q[0]&&q[0]<=lambda1)){var q1=cartesianScale(u,(-w+t)/uu);cartesianAddInPlace(q1,A);return[q,spherical(q1)]}}function code(lambda,phi){var r=smallRadius?radius:pi$3-radius,code=0;if(lambda<-r)code|=1;else if(lambda>r)code|=2;if(phi<-r)code|=4;else if(phi>r)code|=8;return code}return clip(visible,clipLine,interpolate,smallRadius?[0,-radius]:[-pi$3,radius-pi$3])};var transform=function(methods){return{stream:transformer(methods)}};function transformer(methods){return function(stream){var s=new TransformStream;for(var key in methods)s[key]=methods[key];s.stream=stream;return s}}function TransformStream(){}TransformStream.prototype={constructor:TransformStream,point:function(x,y){this.stream.point(x,y)},sphere:function(){this.stream.sphere()},lineStart:function(){this.stream.lineStart()},lineEnd:function(){this.stream.lineEnd()},polygonStart:function(){this.stream.polygonStart()},polygonEnd:function(){this.stream.polygonEnd()}};function fitExtent(projection,extent,object){var w=extent[1][0]-extent[0][0],h=extent[1][1]-extent[0][1],clip=projection.clipExtent&&projection.clipExtent();projection.scale(150).translate([0,0]);if(clip!=null)projection.clipExtent(null);geoStream(object,projection.stream(boundsStream$1));var b=boundsStream$1.result(),k=Math.min(w/(b[1][0]-b[0][0]),h/(b[1][1]-b[0][1])),x=+extent[0][0]+(w-k*(b[1][0]+b[0][0]))/2,y=+extent[0][1]+(h-k*(b[1][1]+b[0][1]))/2;if(clip!=null)projection.clipExtent(clip);return projection.scale(k*150).translate([x,y])}function fitSize(projection,size,object){return fitExtent(projection,[[0,0],size],object)}var maxDepth=16;var cosMinDistance=cos$1(30*radians);var resample=function(project,delta2){return+delta2?resample$1(project,delta2):resampleNone(project)};function resampleNone(project){return transformer({point:function(x,y){x=project(x,y);this.stream.point(x[0],x[1])}})}function resample$1(project,delta2){function resampleLineTo(x0,y0,lambda0,a0,b0,c0,x1,y1,lambda1,a1,b1,c1,depth,stream){var dx=x1-x0,dy=y1-y0,d2=dx*dx+dy*dy;if(d2>4*delta2&&depth--){var a=a0+a1,b=b0+b1,c=c0+c1,m=sqrt(a*a+b*b+c*c),phi2=asin(c/=m),lambda2=abs(abs(c)-1)<epsilon$2||abs(lambda0-lambda1)<epsilon$2?(lambda0+lambda1)/2:atan2(b,a),p=project(lambda2,phi2),x2=p[0],y2=p[1],dx2=x2-x0,dy2=y2-y0,dz=dy*dx2-dx*dy2;if(dz*dz/d2>delta2||abs((dx*dx2+dy*dy2)/d2-.5)>.3||a0*a1+b0*b1+c0*c1<cosMinDistance){resampleLineTo(x0,y0,lambda0,a0,b0,c0,x2,y2,lambda2,a/=m,b/=m,c,depth,stream);stream.point(x2,y2);resampleLineTo(x2,y2,lambda2,a,b,c,x1,y1,lambda1,a1,b1,c1,depth,stream)}}}return function(stream){var lambda00,x00,y00,a00,b00,c00,lambda0,x0,y0,a0,b0,c0;var resampleStream={point:point,lineStart:lineStart,lineEnd:lineEnd,polygonStart:function(){stream.polygonStart();resampleStream.lineStart=ringStart},polygonEnd:function(){stream.polygonEnd();resampleStream.lineStart=lineStart}};function point(x,y){x=project(x,y);stream.point(x[0],x[1])}function lineStart(){x0=NaN;resampleStream.point=linePoint;stream.lineStart()}function linePoint(lambda,phi){var c=cartesian([lambda,phi]),p=project(lambda,phi);resampleLineTo(x0,y0,lambda0,a0,b0,c0,x0=p[0],y0=p[1],lambda0=lambda,a0=c[0],b0=c[1],c0=c[2],maxDepth,stream);stream.point(x0,y0)}function lineEnd(){resampleStream.point=point;stream.lineEnd()}function ringStart(){lineStart();resampleStream.point=ringPoint;resampleStream.lineEnd=ringEnd}function ringPoint(lambda,phi){linePoint(lambda00=lambda,phi),x00=x0,y00=y0,a00=a0,b00=b0,c00=c0;resampleStream.point=linePoint}function ringEnd(){resampleLineTo(x0,y0,lambda0,a0,b0,c0,x00,y00,lambda00,a00,b00,c00,maxDepth,stream);resampleStream.lineEnd=lineEnd;lineEnd()}return resampleStream}}var transformRadians=transformer({point:function(x,y){this.stream.point(x*radians,y*radians)}});function projection(project){return projectionMutator(function(){return project})()}function projectionMutator(projectAt){var project,k=150,x=480,y=250,dx,dy,lambda=0,phi=0,deltaLambda=0,deltaPhi=0,deltaGamma=0,rotate,projectRotate,theta=null,preclip=clipAntimeridian,x0=null,y0,x1,y1,postclip=identity$4,delta2=.5,projectResample=resample(projectTransform,delta2),cache,cacheStream;function projection(point){point=projectRotate(point[0]*radians,point[1]*radians);return[point[0]*k+dx,dy-point[1]*k]}function invert(point){point=projectRotate.invert((point[0]-dx)/k,(dy-point[1])/k);return point&&[point[0]*degrees$1,point[1]*degrees$1]}function projectTransform(x,y){return x=project(x,y),[x[0]*k+dx,dy-x[1]*k]}projection.stream=function(stream){return cache&&cacheStream===stream?cache:cache=transformRadians(preclip(rotate,projectResample(postclip(cacheStream=stream))))};projection.clipAngle=function(_){return arguments.length?(preclip=+_?clipCircle(theta=_*radians,6*radians):(theta=null,clipAntimeridian),reset()):theta*degrees$1};projection.clipExtent=function(_){return arguments.length?(postclip=_==null?(x0=y0=x1=y1=null,identity$4):clipExtent(x0=+_[0][0],y0=+_[0][1],x1=+_[1][0],y1=+_[1][1]),reset()):x0==null?null:[[x0,y0],[x1,y1]]};projection.scale=function(_){return arguments.length?(k=+_,recenter()):k};projection.translate=function(_){return arguments.length?(x=+_[0],y=+_[1],recenter()):[x,y]};projection.center=function(_){return arguments.length?(lambda=_[0]%360*radians,phi=_[1]%360*radians,recenter()):[lambda*degrees$1,phi*degrees$1]};projection.rotate=function(_){return arguments.length?(deltaLambda=_[0]%360*radians,deltaPhi=_[1]%360*radians,deltaGamma=_.length>2?_[2]%360*radians:0,recenter()):[deltaLambda*degrees$1,deltaPhi*degrees$1,deltaGamma*degrees$1]};projection.precision=function(_){return arguments.length?(projectResample=resample(projectTransform,delta2=_*_),reset()):sqrt(delta2)};projection.fitExtent=function(extent,object){return fitExtent(projection,extent,object)};projection.fitSize=function(size,object){return fitSize(projection,size,object)};function recenter(){projectRotate=compose(rotate=rotateRadians(deltaLambda,deltaPhi,deltaGamma),project);var center=project(lambda,phi);dx=x-center[0]*k;dy=y+center[1]*k;return reset()}function reset(){cache=cacheStream=null;return projection}return function(){project=projectAt.apply(this,arguments);projection.invert=project.invert&&invert;return recenter()}}function conicProjection(projectAt){var phi0=0,phi1=pi$3/3,m=projectionMutator(projectAt),p=m(phi0,phi1);p.parallels=function(_){return arguments.length?m(phi0=_[0]*radians,phi1=_[1]*radians):[phi0*degrees$1,phi1*degrees$1]};return p}function cylindricalEqualAreaRaw(phi0){var cosPhi0=cos$1(phi0);function forward(lambda,phi){return[lambda*cosPhi0,sin$1(phi)/cosPhi0]}forward.invert=function(x,y){return[x/cosPhi0,asin(y*cosPhi0)]};return forward}function conicEqualAreaRaw(y0,y1){var sy0=sin$1(y0),n=(sy0+sin$1(y1))/2;if(abs(n)<epsilon$2)return cylindricalEqualAreaRaw(y0);var c=1+sy0*(2*n-sy0),r0=sqrt(c)/n;function project(x,y){var r=sqrt(c-2*n*sin$1(y))/n;return[r*sin$1(x*=n),r0-r*cos$1(x)]}project.invert=function(x,y){var r0y=r0-y;return[atan2(x,abs(r0y))/n*sign(r0y),asin((c-(x*x+r0y*r0y)*n*n)/(2*n))]};return project}var conicEqualArea=function(){return conicProjection(conicEqualAreaRaw).scale(155.424).center([0,33.6442])};var albers=function(){return conicEqualArea().parallels([29.5,45.5]).scale(1070).translate([480,250]).rotate([96,0]).center([-.6,38.7])};function multiplex(streams){var n=streams.length;return{point:function(x,y){var i=-1;while(++i<n)streams[i].point(x,y)},sphere:function(){var i=-1;while(++i<n)streams[i].sphere()},lineStart:function(){var i=-1;while(++i<n)streams[i].lineStart()},lineEnd:function(){var i=-1;while(++i<n)streams[i].lineEnd()},polygonStart:function(){var i=-1;while(++i<n)streams[i].polygonStart()},polygonEnd:function(){var i=-1;while(++i<n)streams[i].polygonEnd()}}}var albersUsa=function(){var cache,cacheStream,lower48=albers(),lower48Point,alaska=conicEqualArea().rotate([154,0]).center([-2,58.5]).parallels([55,65]),alaskaPoint,hawaii=conicEqualArea().rotate([157,0]).center([-3,19.9]).parallels([8,18]),hawaiiPoint,point,pointStream={point:function(x,y){point=[x,y]}};function albersUsa(coordinates){var x=coordinates[0],y=coordinates[1];return point=null,(lower48Point.point(x,y),point)||(alaskaPoint.point(x,y),point)||(hawaiiPoint.point(x,y),point)}albersUsa.invert=function(coordinates){var k=lower48.scale(),t=lower48.translate(),x=(coordinates[0]-t[0])/k,y=(coordinates[1]-t[1])/k;return(y>=.12&&y<.234&&x>=-.425&&x<-.214?alaska:y>=.166&&y<.234&&x>=-.214&&x<-.115?hawaii:lower48).invert(coordinates)};albersUsa.stream=function(stream){return cache&&cacheStream===stream?cache:cache=multiplex([lower48.stream(cacheStream=stream),alaska.stream(stream),hawaii.stream(stream)])};albersUsa.precision=function(_){if(!arguments.length)return lower48.precision();lower48.precision(_),alaska.precision(_),hawaii.precision(_);return reset()};albersUsa.scale=function(_){if(!arguments.length)return lower48.scale();lower48.scale(_),alaska.scale(_*.35),hawaii.scale(_);return albersUsa.translate(lower48.translate())};albersUsa.translate=function(_){if(!arguments.length)return lower48.translate();var k=lower48.scale(),x=+_[0],y=+_[1];lower48Point=lower48.translate(_).clipExtent([[x-.455*k,y-.238*k],[x+.455*k,y+.238*k]]).stream(pointStream);alaskaPoint=alaska.translate([x-.307*k,y+.201*k]).clipExtent([[x-.425*k+epsilon$2,y+.12*k+epsilon$2],[x-.214*k-epsilon$2,y+.234*k-epsilon$2]]).stream(pointStream);hawaiiPoint=hawaii.translate([x-.205*k,y+.212*k]).clipExtent([[x-.214*k+epsilon$2,y+.166*k+epsilon$2],[x-.115*k-epsilon$2,y+.234*k-epsilon$2]]).stream(pointStream);return reset()};albersUsa.fitExtent=function(extent,object){return fitExtent(albersUsa,extent,object)};albersUsa.fitSize=function(size,object){return fitSize(albersUsa,size,object)};function reset(){cache=cacheStream=null;return albersUsa}return albersUsa.scale(1070)};function azimuthalRaw(scale){return function(x,y){var cx=cos$1(x),cy=cos$1(y),k=scale(cx*cy);return[k*cy*sin$1(x),k*sin$1(y)]}}function azimuthalInvert(angle){return function(x,y){var z=sqrt(x*x+y*y),c=angle(z),sc=sin$1(c),cc=cos$1(c);return[atan2(x*sc,z*cc),asin(z&&y*sc/z)]}}var azimuthalEqualAreaRaw=azimuthalRaw(function(cxcy){return sqrt(2/(1+cxcy))});azimuthalEqualAreaRaw.invert=azimuthalInvert(function(z){return 2*asin(z/2)});var azimuthalEqualArea=function(){return projection(azimuthalEqualAreaRaw).scale(124.75).clipAngle(180-.001)};var azimuthalEquidistantRaw=azimuthalRaw(function(c){return(c=acos(c))&&c/sin$1(c)});azimuthalEquidistantRaw.invert=azimuthalInvert(function(z){return z});var azimuthalEquidistant=function(){return projection(azimuthalEquidistantRaw).scale(79.4188).clipAngle(180-.001)};function mercatorRaw(lambda,phi){return[lambda,log(tan((halfPi$2+phi)/2))]}mercatorRaw.invert=function(x,y){return[x,2*atan(exp(y))-halfPi$2]};var mercator=function(){return mercatorProjection(mercatorRaw).scale(961/tau$3)};function mercatorProjection(project){var m=projection(project),scale=m.scale,translate=m.translate,clipExtent=m.clipExtent,clipAuto;m.scale=function(_){return arguments.length?(scale(_),clipAuto&&m.clipExtent(null),m):scale()};m.translate=function(_){return arguments.length?(translate(_),clipAuto&&m.clipExtent(null),m):translate()};m.clipExtent=function(_){if(!arguments.length)return clipAuto?null:clipExtent();if(clipAuto=_==null){var k=pi$3*scale(),t=translate();_=[[t[0]-k,t[1]-k],[t[0]+k,t[1]+k]]}clipExtent(_);return m};return m.clipExtent(null)}function tany(y){return tan((halfPi$2+y)/2)}function conicConformalRaw(y0,y1){var cy0=cos$1(y0),n=y0===y1?sin$1(y0):log(cy0/cos$1(y1))/log(tany(y1)/tany(y0)),f=cy0*pow(tany(y0),n)/n;if(!n)return mercatorRaw;function project(x,y){if(f>0){if(y<-halfPi$2+epsilon$2)y=-halfPi$2+epsilon$2}else{if(y>halfPi$2-epsilon$2)y=halfPi$2-epsilon$2}var r=f/pow(tany(y),n);return[r*sin$1(n*x),f-r*cos$1(n*x)]}project.invert=function(x,y){var fy=f-y,r=sign(n)*sqrt(x*x+fy*fy);return[atan2(x,abs(fy))/n*sign(fy),2*atan(pow(f/r,1/n))-halfPi$2]};return project}var conicConformal=function(){return conicProjection(conicConformalRaw).scale(109.5).parallels([30,30])};function equirectangularRaw(lambda,phi){return[lambda,phi]}equirectangularRaw.invert=equirectangularRaw;var equirectangular=function(){return projection(equirectangularRaw).scale(152.63)};function conicEquidistantRaw(y0,y1){var cy0=cos$1(y0),n=y0===y1?sin$1(y0):(cy0-cos$1(y1))/(y1-y0),g=cy0/n+y0;if(abs(n)<epsilon$2)return equirectangularRaw;function project(x,y){var gy=g-y,nx=n*x;return[gy*sin$1(nx),g-gy*cos$1(nx)]}project.invert=function(x,y){var gy=g-y;return[atan2(x,abs(gy))/n*sign(gy),g-sign(n)*sqrt(x*x+gy*gy)]};return project}var conicEquidistant=function(){return conicProjection(conicEquidistantRaw).scale(131.154).center([0,13.9389])};function gnomonicRaw(x,y){var cy=cos$1(y),k=cos$1(x)*cy;return[cy*sin$1(x)/k,sin$1(y)/k]}gnomonicRaw.invert=azimuthalInvert(atan);var gnomonic=function(){return projection(gnomonicRaw).scale(144.049).clipAngle(60)};function scaleTranslate(kx,ky,tx,ty){return kx===1&&ky===1&&tx===0&&ty===0?identity$4:transformer({point:function(x,y){this.stream.point(x*kx+tx,y*ky+ty)}})}var identity$5=function(){var k=1,tx=0,ty=0,sx=1,sy=1,transform=identity$4,x0=null,y0,x1,y1,clip=identity$4,cache,cacheStream,projection;function reset(){cache=cacheStream=null;return projection}return projection={stream:function(stream){return cache&&cacheStream===stream?cache:cache=transform(clip(cacheStream=stream))},clipExtent:function(_){return arguments.length?(clip=_==null?(x0=y0=x1=y1=null,identity$4):clipExtent(x0=+_[0][0],y0=+_[0][1],x1=+_[1][0],y1=+_[1][1]),reset()):x0==null?null:[[x0,y0],[x1,y1]]},scale:function(_){return arguments.length?(transform=scaleTranslate((k=+_)*sx,k*sy,tx,ty),reset()):k},translate:function(_){return arguments.length?(transform=scaleTranslate(k*sx,k*sy,tx=+_[0],ty=+_[1]),reset()):[tx,ty]},reflectX:function(_){return arguments.length?(transform=scaleTranslate(k*(sx=_?-1:1),k*sy,tx,ty),reset()):sx<0},reflectY:function(_){return arguments.length?(transform=scaleTranslate(k*sx,k*(sy=_?-1:1),tx,ty),reset()):sy<0},fitExtent:function(extent,object){return fitExtent(projection,extent,object)},fitSize:function(size,object){return fitSize(projection,size,object)}}};function orthographicRaw(x,y){return[cos$1(y)*sin$1(x),sin$1(y)]}orthographicRaw.invert=azimuthalInvert(asin);var orthographic=function(){return projection(orthographicRaw).scale(249.5).clipAngle(90+epsilon$2)};function stereographicRaw(x,y){var cy=cos$1(y),k=1+cos$1(x)*cy;return[cy*sin$1(x)/k,sin$1(y)/k]}stereographicRaw.invert=azimuthalInvert(function(z){return 2*atan(z)});var stereographic=function(){return projection(stereographicRaw).scale(250).clipAngle(142)};function transverseMercatorRaw(lambda,phi){return[log(tan((halfPi$2+phi)/2)),-lambda]}transverseMercatorRaw.invert=function(x,y){return[-y,2*atan(exp(x))-halfPi$2]};var transverseMercator=function(){var m=mercatorProjection(transverseMercatorRaw),center=m.center,rotate=m.rotate;m.center=function(_){return arguments.length?center([-_[1],_[0]]):(_=center(),[_[1],-_[0]])};m.rotate=function(_){return arguments.length?rotate([_[0],_[1],_.length>2?_[2]+90:90]):(_=rotate(),[_[0],_[1],_[2]-90])};return rotate([0,0,90]).scale(159.155)};function defaultSeparation(a,b){return a.parent===b.parent?1:2}function meanX(children){return children.reduce(meanXReduce,0)/children.length}function meanXReduce(x,c){return x+c.x}function maxY(children){return 1+children.reduce(maxYReduce,0)}function maxYReduce(y,c){return Math.max(y,c.y)}function leafLeft(node){var children;while(children=node.children)node=children[0];return node}function leafRight(node){var children;while(children=node.children)node=children[children.length-1];return node}var cluster=function(){var separation=defaultSeparation,dx=1,dy=1,nodeSize=false;function cluster(root){var previousNode,x=0;root.eachAfter(function(node){var children=node.children;if(children){node.x=meanX(children);node.y=maxY(children)}else{node.x=previousNode?x+=separation(node,previousNode):0;node.y=0;previousNode=node}});var left=leafLeft(root),right=leafRight(root),x0=left.x-separation(left,right)/2,x1=right.x+separation(right,left)/2;return root.eachAfter(nodeSize?function(node){node.x=(node.x-root.x)*dx;node.y=(root.y-node.y)*dy}:function(node){node.x=(node.x-x0)/(x1-x0)*dx;node.y=(1-(root.y?node.y/root.y:1))*dy})}cluster.separation=function(x){return arguments.length?(separation=x,cluster):separation};cluster.size=function(x){return arguments.length?(nodeSize=false,dx=+x[0],dy=+x[1],cluster):nodeSize?null:[dx,dy]};cluster.nodeSize=function(x){return arguments.length?(nodeSize=true,dx=+x[0],dy=+x[1],cluster):nodeSize?[dx,dy]:null};return cluster};function count(node){var sum=0,children=node.children,i=children&&children.length;if(!i)sum=1;else while(--i>=0)sum+=children[i].value;node.value=sum}var node_count=function(){return this.eachAfter(count)};var node_each=function(callback){var node=this,current,next=[node],children,i,n;do{current=next.reverse(),next=[];while(node=current.pop()){callback(node),children=node.children;if(children)for(i=0,n=children.length;i<n;++i){next.push(children[i])}}}while(next.length);return this};var node_eachBefore=function(callback){var node=this,nodes=[node],children,i;while(node=nodes.pop()){callback(node),children=node.children;if(children)for(i=children.length-1;i>=0;--i){nodes.push(children[i])}}return this};var node_eachAfter=function(callback){var node=this,nodes=[node],next=[],children,i,n;while(node=nodes.pop()){next.push(node),children=node.children;if(children)for(i=0,n=children.length;i<n;++i){nodes.push(children[i])}}while(node=next.pop()){callback(node)}return this};var node_sum=function(value){return this.eachAfter(function(node){var sum=+value(node.data)||0,children=node.children,i=children&&children.length;while(--i>=0)sum+=children[i].value;node.value=sum})};var node_sort=function(compare){return this.eachBefore(function(node){if(node.children){node.children.sort(compare)}})};var node_path=function(end){var start=this,ancestor=leastCommonAncestor(start,end),nodes=[start];while(start!==ancestor){start=start.parent;nodes.push(start)}var k=nodes.length;while(end!==ancestor){nodes.splice(k,0,end);end=end.parent}return nodes};function leastCommonAncestor(a,b){if(a===b)return a;var aNodes=a.ancestors(),bNodes=b.ancestors(),c=null;a=aNodes.pop();b=bNodes.pop();while(a===b){c=a;a=aNodes.pop();b=bNodes.pop()}return c}var node_ancestors=function(){var node=this,nodes=[node];while(node=node.parent){nodes.push(node)}return nodes};var node_descendants=function(){var nodes=[];this.each(function(node){nodes.push(node)});return nodes};var node_leaves=function(){var leaves=[];this.eachBefore(function(node){if(!node.children){leaves.push(node)}});return leaves};var node_links=function(){var root=this,links=[];root.each(function(node){if(node!==root){links.push({source:node.parent,target:node})}});return links};function hierarchy(data,children){var root=new Node(data),valued=+data.value&&(root.value=data.value),node,nodes=[root],child,childs,i,n;if(children==null)children=defaultChildren;while(node=nodes.pop()){if(valued)node.value=+node.data.value;if((childs=children(node.data))&&(n=childs.length)){node.children=new Array(n);for(i=n-1;i>=0;--i){nodes.push(child=node.children[i]=new Node(childs[i]));child.parent=node;child.depth=node.depth+1}}}return root.eachBefore(computeHeight)}function node_copy(){return hierarchy(this).eachBefore(copyData)}function defaultChildren(d){return d.children}function copyData(node){node.data=node.data.data}function computeHeight(node){var height=0;do node.height=height;while((node=node.parent)&&node.height<++height)}function Node(data){this.data=data;this.depth=this.height=0;this.parent=null}Node.prototype=hierarchy.prototype={constructor:Node,count:node_count,each:node_each,eachAfter:node_eachAfter,eachBefore:node_eachBefore,sum:node_sum,sort:node_sort,path:node_path,ancestors:node_ancestors,descendants:node_descendants,leaves:node_leaves,links:node_links,copy:node_copy};function Node$2(value){this._=value;this.next=null}var shuffle$1=function(array){var i,n=(array=array.slice()).length,head=null,node=head;while(n){var next=new Node$2(array[n-1]);if(node)node=node.next=next;else node=head=next;array[i]=array[--n]}return{head:head,tail:node}};var enclose=function(circles){return encloseN(shuffle$1(circles),[])};function encloses(a,b){var dx=b.x-a.x,dy=b.y-a.y,dr=a.r-b.r;return dr*dr+1e-6>dx*dx+dy*dy}function encloseN(L,B){var circle,l0=null,l1=L.head,l2,p1;switch(B.length){case 1:circle=enclose1(B[0]);break;case 2:circle=enclose2(B[0],B[1]);break;case 3:circle=enclose3(B[0],B[1],B[2]);break}while(l1){p1=l1._,l2=l1.next;if(!circle||!encloses(circle,p1)){if(l0)L.tail=l0,l0.next=null;else L.head=L.tail=null;B.push(p1);circle=encloseN(L,B);B.pop();if(L.head)l1.next=L.head,L.head=l1;else l1.next=null,L.head=L.tail=l1;l0=L.tail,l0.next=l2}else{l0=l1}l1=l2}L.tail=l0;return circle}function enclose1(a){return{x:a.x,y:a.y,r:a.r}}function enclose2(a,b){var x1=a.x,y1=a.y,r1=a.r,x2=b.x,y2=b.y,r2=b.r,x21=x2-x1,y21=y2-y1,r21=r2-r1,l=Math.sqrt(x21*x21+y21*y21);return{x:(x1+x2+x21/l*r21)/2,y:(y1+y2+y21/l*r21)/2,r:(l+r1+r2)/2}}function enclose3(a,b,c){var x1=a.x,y1=a.y,r1=a.r,x2=b.x,y2=b.y,r2=b.r,x3=c.x,y3=c.y,r3=c.r,a2=2*(x1-x2),b2=2*(y1-y2),c2=2*(r2-r1),d2=x1*x1+y1*y1-r1*r1-x2*x2-y2*y2+r2*r2,a3=2*(x1-x3),b3=2*(y1-y3),c3=2*(r3-r1),d3=x1*x1+y1*y1-r1*r1-x3*x3-y3*y3+r3*r3,ab=a3*b2-a2*b3,xa=(b2*d3-b3*d2)/ab-x1,xb=(b3*c2-b2*c3)/ab,ya=(a3*d2-a2*d3)/ab-y1,yb=(a2*c3-a3*c2)/ab,A=xb*xb+yb*yb-1,B=2*(xa*xb+ya*yb+r1),C=xa*xa+ya*ya-r1*r1,r=(-B-Math.sqrt(B*B-4*A*C))/(2*A);return{x:xa+xb*r+x1,y:ya+yb*r+y1,r:r}}function place(a,b,c){var ax=a.x,ay=a.y,da=b.r+c.r,db=a.r+c.r,dx=b.x-ax,dy=b.y-ay,dc=dx*dx+dy*dy;if(dc){var x=.5+((db*=db)-(da*=da))/(2*dc),y=Math.sqrt(Math.max(0,2*da*(db+dc)-(db-=dc)*db-da*da))/(2*dc);c.x=ax+x*dx+y*dy;c.y=ay+x*dy-y*dx}else{c.x=ax+db;c.y=ay}}function intersects(a,b){var dx=b.x-a.x,dy=b.y-a.y,dr=a.r+b.r;return dr*dr-1e-6>dx*dx+dy*dy}function distance1(a,b){var l=a._.r;while(a!==b)l+=2*(a=a.next)._.r;return l-b._.r}function distance2(node,x,y){var a=node._,b=node.next._,ab=a.r+b.r,dx=(a.x*b.r+b.x*a.r)/ab-x,dy=(a.y*b.r+b.y*a.r)/ab-y;return dx*dx+dy*dy}function Node$1(circle){this._=circle;this.next=null;this.previous=null}function packEnclose(circles){if(!(n=circles.length))return 0;var a,b,c,n;a=circles[0],a.x=0,a.y=0;if(!(n>1))return a.r;b=circles[1],a.x=-b.r,b.x=a.r,b.y=0;if(!(n>2))return a.r+b.r;place(b,a,c=circles[2]);var aa=a.r*a.r,ba=b.r*b.r,ca=c.r*c.r,oa=aa+ba+ca,ox=aa*a.x+ba*b.x+ca*c.x,oy=aa*a.y+ba*b.y+ca*c.y,cx,cy,i,j,k,sj,sk;a=new Node$1(a),b=new Node$1(b),c=new Node$1(c);a.next=c.previous=b;b.next=a.previous=c;c.next=b.previous=a;pack:for(i=3;i<n;++i){place(a._,b._,c=circles[i]),c=new Node$1(c);j=b.next,k=a.previous,sj=b._.r,sk=a._.r;do{if(sj<=sk){if(intersects(j._,c._)){if(sj+a._.r+b._.r>distance1(j,b))a=j;else b=j;a.next=b,b.previous=a,--i;continue pack}sj+=j._.r,j=j.next}else{if(intersects(k._,c._)){if(distance1(a,k)>sk+a._.r+b._.r)a=k;else b=k;a.next=b,b.previous=a,--i;continue pack}sk+=k._.r,k=k.previous}}while(j!==k.next);c.previous=a,c.next=b,a.next=b.previous=b=c;oa+=ca=c._.r*c._.r;ox+=ca*c._.x;oy+=ca*c._.y;aa=distance2(a,cx=ox/oa,cy=oy/oa);while((c=c.next)!==b){if((ca=distance2(c,cx,cy))<aa){a=c,aa=ca}}b=a.next}a=[b._],c=b;while((c=c.next)!==b)a.push(c._);c=enclose(a);for(i=0;i<n;++i)a=circles[i],a.x-=c.x,a.y-=c.y;return c.r}var siblings=function(circles){packEnclose(circles);return circles};function optional(f){return f==null?null:required(f)}function required(f){if(typeof f!=="function")throw new Error;return f}function constantZero(){return 0}var constant$8=function(x){return function(){return x}};function defaultRadius$1(d){return Math.sqrt(d.value)}var index$2=function(){var radius=null,dx=1,dy=1,padding=constantZero;function pack(root){root.x=dx/2,root.y=dy/2;if(radius){root.eachBefore(radiusLeaf(radius)).eachAfter(packChildren(padding,.5)).eachBefore(translateChild(1))}else{root.eachBefore(radiusLeaf(defaultRadius$1)).eachAfter(packChildren(constantZero,1)).eachAfter(packChildren(padding,root.r/Math.min(dx,dy))).eachBefore(translateChild(Math.min(dx,dy)/(2*root.r)))}return root}pack.radius=function(x){return arguments.length?(radius=optional(x),pack):radius};pack.size=function(x){return arguments.length?(dx=+x[0],dy=+x[1],pack):[dx,dy]};pack.padding=function(x){return arguments.length?(padding=typeof x==="function"?x:constant$8(+x),pack):padding};return pack};function radiusLeaf(radius){return function(node){if(!node.children){node.r=Math.max(0,+radius(node)||0)}}}function packChildren(padding,k){return function(node){if(children=node.children){var children,i,n=children.length,r=padding(node)*k||0,e;if(r)for(i=0;i<n;++i)children[i].r+=r;e=packEnclose(children);if(r)for(i=0;i<n;++i)children[i].r-=r;node.r=e+r}}}function translateChild(k){return function(node){var parent=node.parent;node.r*=k;if(parent){node.x=parent.x+k*node.x;node.y=parent.y+k*node.y}}}var roundNode=function(node){node.x0=Math.round(node.x0);node.y0=Math.round(node.y0);node.x1=Math.round(node.x1);node.y1=Math.round(node.y1)};var treemapDice=function(parent,x0,y0,x1,y1){var nodes=parent.children,node,i=-1,n=nodes.length,k=parent.value&&(x1-x0)/parent.value;while(++i<n){node=nodes[i],node.y0=y0,node.y1=y1;node.x0=x0,node.x1=x0+=node.value*k}};var partition=function(){var dx=1,dy=1,padding=0,round=false;function partition(root){var n=root.height+1;root.x0=root.y0=padding;root.x1=dx;root.y1=dy/n;root.eachBefore(positionNode(dy,n));if(round)root.eachBefore(roundNode);return root}function positionNode(dy,n){return function(node){if(node.children){treemapDice(node,node.x0,dy*(node.depth+1)/n,node.x1,dy*(node.depth+2)/n)}var x0=node.x0,y0=node.y0,x1=node.x1-padding,y1=node.y1-padding;if(x1<x0)x0=x1=(x0+x1)/2;if(y1<y0)y0=y1=(y0+y1)/2;node.x0=x0;node.y0=y0;node.x1=x1;node.y1=y1}}partition.round=function(x){return arguments.length?(round=!!x,partition):round};partition.size=function(x){return arguments.length?(dx=+x[0],dy=+x[1],partition):[dx,dy]};partition.padding=function(x){return arguments.length?(padding=+x,partition):padding};return partition};var keyPrefix$1="$";var preroot={depth:-1};var ambiguous={};function defaultId(d){return d.id}function defaultParentId(d){return d.parentId}var stratify=function(){var id=defaultId,parentId=defaultParentId;function stratify(data){var d,i,n=data.length,root,parent,node,nodes=new Array(n),nodeId,nodeKey,nodeByKey={};for(i=0;i<n;++i){d=data[i],node=nodes[i]=new Node(d);if((nodeId=id(d,i,data))!=null&&(nodeId+="")){nodeKey=keyPrefix$1+(node.id=nodeId);nodeByKey[nodeKey]=nodeKey in nodeByKey?ambiguous:node}}for(i=0;i<n;++i){node=nodes[i],nodeId=parentId(data[i],i,data);if(nodeId==null||!(nodeId+="")){if(root)throw new Error("multiple roots");root=node}else{parent=nodeByKey[keyPrefix$1+nodeId];if(!parent)throw new Error("missing: "+nodeId);if(parent===ambiguous)throw new Error("ambiguous: "+nodeId);if(parent.children)parent.children.push(node);else parent.children=[node];node.parent=parent}}if(!root)throw new Error("no root");root.parent=preroot;root.eachBefore(function(node){node.depth=node.parent.depth+1;--n}).eachBefore(computeHeight);root.parent=null;if(n>0)throw new Error("cycle");return root}stratify.id=function(x){return arguments.length?(id=required(x),stratify):id};stratify.parentId=function(x){return arguments.length?(parentId=required(x),stratify):parentId};return stratify};function defaultSeparation$1(a,b){return a.parent===b.parent?1:2}function nextLeft(v){var children=v.children;return children?children[0]:v.t}function nextRight(v){var children=v.children;return children?children[children.length-1]:v.t}function moveSubtree(wm,wp,shift){var change=shift/(wp.i-wm.i);wp.c-=change;wp.s+=shift;wm.c+=change;wp.z+=shift;wp.m+=shift}function executeShifts(v){var shift=0,change=0,children=v.children,i=children.length,w;while(--i>=0){w=children[i];w.z+=shift;w.m+=shift;shift+=w.s+(change+=w.c)}}function nextAncestor(vim,v,ancestor){return vim.a.parent===v.parent?vim.a:ancestor}function TreeNode(node,i){this._=node;this.parent=null;this.children=null;this.A=null;this.a=this;this.z=0;this.m=0;this.c=0;this.s=0;this.t=null;this.i=i}TreeNode.prototype=Object.create(Node.prototype);function treeRoot(root){var tree=new TreeNode(root,0),node,nodes=[tree],child,children,i,n;while(node=nodes.pop()){if(children=node._.children){node.children=new Array(n=children.length);for(i=n-1;i>=0;--i){nodes.push(child=node.children[i]=new TreeNode(children[i],i));child.parent=node}}}(tree.parent=new TreeNode(null,0)).children=[tree];return tree}var tree=function(){var separation=defaultSeparation$1,dx=1,dy=1,nodeSize=null;function tree(root){var t=treeRoot(root);t.eachAfter(firstWalk),t.parent.m=-t.z;t.eachBefore(secondWalk);if(nodeSize)root.eachBefore(sizeNode);else{var left=root,right=root,bottom=root;root.eachBefore(function(node){if(node.x<left.x)left=node;if(node.x>right.x)right=node;if(node.depth>bottom.depth)bottom=node});var s=left===right?1:separation(left,right)/2,tx=s-left.x,kx=dx/(right.x+s+tx),ky=dy/(bottom.depth||1);root.eachBefore(function(node){node.x=(node.x+tx)*kx;node.y=node.depth*ky})}return root}function firstWalk(v){var children=v.children,siblings=v.parent.children,w=v.i?siblings[v.i-1]:null;if(children){executeShifts(v);var midpoint=(children[0].z+children[children.length-1].z)/2;if(w){v.z=w.z+separation(v._,w._);v.m=v.z-midpoint}else{v.z=midpoint}}else if(w){v.z=w.z+separation(v._,w._)}v.parent.A=apportion(v,w,v.parent.A||siblings[0])}function secondWalk(v){v._.x=v.z+v.parent.m;v.m+=v.parent.m}function apportion(v,w,ancestor){if(w){var vip=v,vop=v,vim=w,vom=vip.parent.children[0],sip=vip.m,sop=vop.m,sim=vim.m,som=vom.m,shift;while(vim=nextRight(vim),
vip=nextLeft(vip),vim&&vip){vom=nextLeft(vom);vop=nextRight(vop);vop.a=v;shift=vim.z+sim-vip.z-sip+separation(vim._,vip._);if(shift>0){moveSubtree(nextAncestor(vim,v,ancestor),v,shift);sip+=shift;sop+=shift}sim+=vim.m;sip+=vip.m;som+=vom.m;sop+=vop.m}if(vim&&!nextRight(vop)){vop.t=vim;vop.m+=sim-sop}if(vip&&!nextLeft(vom)){vom.t=vip;vom.m+=sip-som;ancestor=v}}return ancestor}function sizeNode(node){node.x*=dx;node.y=node.depth*dy}tree.separation=function(x){return arguments.length?(separation=x,tree):separation};tree.size=function(x){return arguments.length?(nodeSize=false,dx=+x[0],dy=+x[1],tree):nodeSize?null:[dx,dy]};tree.nodeSize=function(x){return arguments.length?(nodeSize=true,dx=+x[0],dy=+x[1],tree):nodeSize?[dx,dy]:null};return tree};var treemapSlice=function(parent,x0,y0,x1,y1){var nodes=parent.children,node,i=-1,n=nodes.length,k=parent.value&&(y1-y0)/parent.value;while(++i<n){node=nodes[i],node.x0=x0,node.x1=x1;node.y0=y0,node.y1=y0+=node.value*k}};var phi=(1+Math.sqrt(5))/2;function squarifyRatio(ratio,parent,x0,y0,x1,y1){var rows=[],nodes=parent.children,row,nodeValue,i0=0,i1=0,n=nodes.length,dx,dy,value=parent.value,sumValue,minValue,maxValue,newRatio,minRatio,alpha,beta;while(i0<n){dx=x1-x0,dy=y1-y0;do sumValue=nodes[i1++].value;while(!sumValue&&i1<n);minValue=maxValue=sumValue;alpha=Math.max(dy/dx,dx/dy)/(value*ratio);beta=sumValue*sumValue*alpha;minRatio=Math.max(maxValue/beta,beta/minValue);for(;i1<n;++i1){sumValue+=nodeValue=nodes[i1].value;if(nodeValue<minValue)minValue=nodeValue;if(nodeValue>maxValue)maxValue=nodeValue;beta=sumValue*sumValue*alpha;newRatio=Math.max(maxValue/beta,beta/minValue);if(newRatio>minRatio){sumValue-=nodeValue;break}minRatio=newRatio}rows.push(row={value:sumValue,dice:dx<dy,children:nodes.slice(i0,i1)});if(row.dice)treemapDice(row,x0,y0,x1,value?y0+=dy*sumValue/value:y1);else treemapSlice(row,x0,y0,value?x0+=dx*sumValue/value:x1,y1);value-=sumValue,i0=i1}return rows}var squarify=function custom(ratio){function squarify(parent,x0,y0,x1,y1){squarifyRatio(ratio,parent,x0,y0,x1,y1)}squarify.ratio=function(x){return custom((x=+x)>1?x:1)};return squarify}(phi);var index$3=function(){var tile=squarify,round=false,dx=1,dy=1,paddingStack=[0],paddingInner=constantZero,paddingTop=constantZero,paddingRight=constantZero,paddingBottom=constantZero,paddingLeft=constantZero;function treemap(root){root.x0=root.y0=0;root.x1=dx;root.y1=dy;root.eachBefore(positionNode);paddingStack=[0];if(round)root.eachBefore(roundNode);return root}function positionNode(node){var p=paddingStack[node.depth],x0=node.x0+p,y0=node.y0+p,x1=node.x1-p,y1=node.y1-p;if(x1<x0)x0=x1=(x0+x1)/2;if(y1<y0)y0=y1=(y0+y1)/2;node.x0=x0;node.y0=y0;node.x1=x1;node.y1=y1;if(node.children){p=paddingStack[node.depth+1]=paddingInner(node)/2;x0+=paddingLeft(node)-p;y0+=paddingTop(node)-p;x1-=paddingRight(node)-p;y1-=paddingBottom(node)-p;if(x1<x0)x0=x1=(x0+x1)/2;if(y1<y0)y0=y1=(y0+y1)/2;tile(node,x0,y0,x1,y1)}}treemap.round=function(x){return arguments.length?(round=!!x,treemap):round};treemap.size=function(x){return arguments.length?(dx=+x[0],dy=+x[1],treemap):[dx,dy]};treemap.tile=function(x){return arguments.length?(tile=required(x),treemap):tile};treemap.padding=function(x){return arguments.length?treemap.paddingInner(x).paddingOuter(x):treemap.paddingInner()};treemap.paddingInner=function(x){return arguments.length?(paddingInner=typeof x==="function"?x:constant$8(+x),treemap):paddingInner};treemap.paddingOuter=function(x){return arguments.length?treemap.paddingTop(x).paddingRight(x).paddingBottom(x).paddingLeft(x):treemap.paddingTop()};treemap.paddingTop=function(x){return arguments.length?(paddingTop=typeof x==="function"?x:constant$8(+x),treemap):paddingTop};treemap.paddingRight=function(x){return arguments.length?(paddingRight=typeof x==="function"?x:constant$8(+x),treemap):paddingRight};treemap.paddingBottom=function(x){return arguments.length?(paddingBottom=typeof x==="function"?x:constant$8(+x),treemap):paddingBottom};treemap.paddingLeft=function(x){return arguments.length?(paddingLeft=typeof x==="function"?x:constant$8(+x),treemap):paddingLeft};return treemap};var binary=function(parent,x0,y0,x1,y1){var nodes=parent.children,i,n=nodes.length,sum,sums=new Array(n+1);for(sums[0]=sum=i=0;i<n;++i){sums[i+1]=sum+=nodes[i].value}partition(0,n,parent.value,x0,y0,x1,y1);function partition(i,j,value,x0,y0,x1,y1){if(i>=j-1){var node=nodes[i];node.x0=x0,node.y0=y0;node.x1=x1,node.y1=y1;return}var valueOffset=sums[i],valueTarget=value/2+valueOffset,k=i+1,hi=j-1;while(k<hi){var mid=k+hi>>>1;if(sums[mid]<valueTarget)k=mid+1;else hi=mid}var valueLeft=sums[k]-valueOffset,valueRight=value-valueLeft;if(y1-y0>x1-x0){var yk=(y0*valueRight+y1*valueLeft)/value;partition(i,k,valueLeft,x0,y0,x1,yk);partition(k,j,valueRight,x0,yk,x1,y1)}else{var xk=(x0*valueRight+x1*valueLeft)/value;partition(i,k,valueLeft,x0,y0,xk,y1);partition(k,j,valueRight,xk,y0,x1,y1)}}};var sliceDice=function(parent,x0,y0,x1,y1){(parent.depth&1?treemapSlice:treemapDice)(parent,x0,y0,x1,y1)};var resquarify=function custom(ratio){function resquarify(parent,x0,y0,x1,y1){if((rows=parent._squarify)&&rows.ratio===ratio){var rows,row,nodes,i,j=-1,n,m=rows.length,value=parent.value;while(++j<m){row=rows[j],nodes=row.children;for(i=row.value=0,n=nodes.length;i<n;++i)row.value+=nodes[i].value;if(row.dice)treemapDice(row,x0,y0,x1,y0+=(y1-y0)*row.value/value);else treemapSlice(row,x0,y0,x0+=(x1-x0)*row.value/value,y1);value-=row.value}}else{parent._squarify=rows=squarifyRatio(ratio,parent,x0,y0,x1,y1);rows.ratio=ratio}}resquarify.ratio=function(x){return custom((x=+x)>1?x:1)};return resquarify}(phi);var area$1=function(polygon){var i=-1,n=polygon.length,a,b=polygon[n-1],area=0;while(++i<n){a=b;b=polygon[i];area+=a[1]*b[0]-a[0]*b[1]}return area/2};var centroid$1=function(polygon){var i=-1,n=polygon.length,x=0,y=0,a,b=polygon[n-1],c,k=0;while(++i<n){a=b;b=polygon[i];k+=c=a[0]*b[1]-b[0]*a[1];x+=(a[0]+b[0])*c;y+=(a[1]+b[1])*c}return k*=3,[x/k,y/k]};var cross=function(a,b,c){return(b[0]-a[0])*(c[1]-a[1])-(b[1]-a[1])*(c[0]-a[0])};function lexicographicOrder(a,b){return a[0]-b[0]||a[1]-b[1]}function computeUpperHullIndexes(points){var n=points.length,indexes=[0,1],size=2;for(var i=2;i<n;++i){while(size>1&&cross(points[indexes[size-2]],points[indexes[size-1]],points[i])<=0)--size;indexes[size++]=i}return indexes.slice(0,size)}var hull=function(points){if((n=points.length)<3)return null;var i,n,sortedPoints=new Array(n),flippedPoints=new Array(n);for(i=0;i<n;++i)sortedPoints[i]=[+points[i][0],+points[i][1],i];sortedPoints.sort(lexicographicOrder);for(i=0;i<n;++i)flippedPoints[i]=[sortedPoints[i][0],-sortedPoints[i][1]];var upperIndexes=computeUpperHullIndexes(sortedPoints),lowerIndexes=computeUpperHullIndexes(flippedPoints);var skipLeft=lowerIndexes[0]===upperIndexes[0],skipRight=lowerIndexes[lowerIndexes.length-1]===upperIndexes[upperIndexes.length-1],hull=[];for(i=upperIndexes.length-1;i>=0;--i)hull.push(points[sortedPoints[upperIndexes[i]][2]]);for(i=+skipLeft;i<lowerIndexes.length-skipRight;++i)hull.push(points[sortedPoints[lowerIndexes[i]][2]]);return hull};var contains=function(polygon,point){var n=polygon.length,p=polygon[n-1],x=point[0],y=point[1],x0=p[0],y0=p[1],x1,y1,inside=false;for(var i=0;i<n;++i){p=polygon[i],x1=p[0],y1=p[1];if(y1>y!==y0>y&&x<(x0-x1)*(y-y1)/(y0-y1)+x1)inside=!inside;x0=x1,y0=y1}return inside};var length$2=function(polygon){var i=-1,n=polygon.length,b=polygon[n-1],xa,ya,xb=b[0],yb=b[1],perimeter=0;while(++i<n){xa=xb;ya=yb;b=polygon[i];xb=b[0];yb=b[1];xa-=xb;ya-=yb;perimeter+=Math.sqrt(xa*xa+ya*ya)}return perimeter};var slice$3=[].slice;var noabort={};function Queue(size){if(!(size>=1))throw new Error;this._size=size;this._call=this._error=null;this._tasks=[];this._data=[];this._waiting=this._active=this._ended=this._start=0}Queue.prototype=queue.prototype={constructor:Queue,defer:function(callback){if(typeof callback!=="function"||this._call)throw new Error;if(this._error!=null)return this;var t=slice$3.call(arguments,1);t.push(callback);++this._waiting,this._tasks.push(t);poke$1(this);return this},abort:function(){if(this._error==null)abort(this,new Error("abort"));return this},await:function(callback){if(typeof callback!=="function"||this._call)throw new Error;this._call=function(error,results){callback.apply(null,[error].concat(results))};maybeNotify(this);return this},awaitAll:function(callback){if(typeof callback!=="function"||this._call)throw new Error;this._call=callback;maybeNotify(this);return this}};function poke$1(q){if(!q._start){try{start$1(q)}catch(e){if(q._tasks[q._ended+q._active-1])abort(q,e);else if(!q._data)throw e}}}function start$1(q){while(q._start=q._waiting&&q._active<q._size){var i=q._ended+q._active,t=q._tasks[i],j=t.length-1,c=t[j];t[j]=end(q,i);--q._waiting,++q._active;t=c.apply(null,t);if(!q._tasks[i])continue;q._tasks[i]=t||noabort}}function end(q,i){return function(e,r){if(!q._tasks[i])return;--q._active,++q._ended;q._tasks[i]=null;if(q._error!=null)return;if(e!=null){abort(q,e)}else{q._data[i]=r;if(q._waiting)poke$1(q);else maybeNotify(q)}}}function abort(q,e){var i=q._tasks.length,t;q._error=e;q._data=undefined;q._waiting=NaN;while(--i>=0){if(t=q._tasks[i]){q._tasks[i]=null;if(t.abort){try{t.abort()}catch(e){}}}}q._active=NaN;maybeNotify(q)}function maybeNotify(q){if(!q._active&&q._call){var d=q._data;q._data=undefined;q._call(q._error,d)}}function queue(concurrency){return new Queue(arguments.length?+concurrency:Infinity)}var uniform=function(min,max){min=min==null?0:+min;max=max==null?1:+max;if(arguments.length===1)max=min,min=0;else max-=min;return function(){return Math.random()*max+min}};var normal=function(mu,sigma){var x,r;mu=mu==null?0:+mu;sigma=sigma==null?1:+sigma;return function(){var y;if(x!=null)y=x,x=null;else do{x=Math.random()*2-1;y=Math.random()*2-1;r=x*x+y*y}while(!r||r>1);return mu+sigma*y*Math.sqrt(-2*Math.log(r)/r)}};var logNormal=function(){var randomNormal=normal.apply(this,arguments);return function(){return Math.exp(randomNormal())}};var irwinHall=function(n){return function(){for(var sum=0,i=0;i<n;++i)sum+=Math.random();return sum}};var bates=function(n){var randomIrwinHall=irwinHall(n);return function(){return randomIrwinHall()/n}};var exponential$1=function(lambda){return function(){return-Math.log(1-Math.random())/lambda}};var request=function(url,callback){var request,event=dispatch("beforesend","progress","load","error"),mimeType,headers=map$1(),xhr=new XMLHttpRequest,user=null,password=null,response,responseType,timeout=0;if(typeof XDomainRequest!=="undefined"&&!("withCredentials"in xhr)&&/^(http(s)?:)?\/\//.test(url))xhr=new XDomainRequest;"onload"in xhr?xhr.onload=xhr.onerror=xhr.ontimeout=respond:xhr.onreadystatechange=function(o){xhr.readyState>3&&respond(o)};function respond(o){var status=xhr.status,result;if(!status&&hasResponse(xhr)||status>=200&&status<300||status===304){if(response){try{result=response.call(request,xhr)}catch(e){event.call("error",request,e);return}}else{result=xhr}event.call("load",request,result)}else{event.call("error",request,o)}}xhr.onprogress=function(e){event.call("progress",request,e)};request={header:function(name,value){name=(name+"").toLowerCase();if(arguments.length<2)return headers.get(name);if(value==null)headers.remove(name);else headers.set(name,value+"");return request},mimeType:function(value){if(!arguments.length)return mimeType;mimeType=value==null?null:value+"";return request},responseType:function(value){if(!arguments.length)return responseType;responseType=value;return request},timeout:function(value){if(!arguments.length)return timeout;timeout=+value;return request},user:function(value){return arguments.length<1?user:(user=value==null?null:value+"",request)},password:function(value){return arguments.length<1?password:(password=value==null?null:value+"",request)},response:function(value){response=value;return request},get:function(data,callback){return request.send("GET",data,callback)},post:function(data,callback){return request.send("POST",data,callback)},send:function(method,data,callback){xhr.open(method,url,true,user,password);if(mimeType!=null&&!headers.has("accept"))headers.set("accept",mimeType+",*/*");if(xhr.setRequestHeader)headers.each(function(value,name){xhr.setRequestHeader(name,value)});if(mimeType!=null&&xhr.overrideMimeType)xhr.overrideMimeType(mimeType);if(responseType!=null)xhr.responseType=responseType;if(timeout>0)xhr.timeout=timeout;if(callback==null&&typeof data==="function")callback=data,data=null;if(callback!=null&&callback.length===1)callback=fixCallback(callback);if(callback!=null)request.on("error",callback).on("load",function(xhr){callback(null,xhr)});event.call("beforesend",request,xhr);xhr.send(data==null?null:data);return request},abort:function(){xhr.abort();return request},on:function(){var value=event.on.apply(event,arguments);return value===event?request:value}};if(callback!=null){if(typeof callback!=="function")throw new Error("invalid callback: "+callback);return request.get(callback)}return request};function fixCallback(callback){return function(error,xhr){callback(error==null?xhr:null)}}function hasResponse(xhr){var type=xhr.responseType;return type&&type!=="text"?xhr.response:xhr.responseText}var type$1=function(defaultMimeType,response){return function(url,callback){var r=request(url).mimeType(defaultMimeType).response(response);if(callback!=null){if(typeof callback!=="function")throw new Error("invalid callback: "+callback);return r.get(callback)}return r}};var html=type$1("text/html",function(xhr){return document.createRange().createContextualFragment(xhr.responseText)});var json=type$1("application/json",function(xhr){return JSON.parse(xhr.responseText)});var text=type$1("text/plain",function(xhr){return xhr.responseText});var xml=type$1("application/xml",function(xhr){var xml=xhr.responseXML;if(!xml)throw new Error("parse error");return xml});var dsv$1=function(defaultMimeType,parse){return function(url,row,callback){if(arguments.length<3)callback=row,row=null;var r=request(url).mimeType(defaultMimeType);r.row=function(_){return arguments.length?r.response(responseOf(parse,row=_)):row};r.row(row);return callback?r.get(callback):r}};function responseOf(parse,row){return function(request$$1){return parse(request$$1.responseText,row)}}var csv$1=dsv$1("text/csv",csvParse);var tsv$1=dsv$1("text/tab-separated-values",tsvParse);var array$2=Array.prototype;var map$3=array$2.map;var slice$4=array$2.slice;var implicit={name:"implicit"};function ordinal(range){var index=map$1(),domain=[],unknown=implicit;range=range==null?[]:slice$4.call(range);function scale(d){var key=d+"",i=index.get(key);if(!i){if(unknown!==implicit)return unknown;index.set(key,i=domain.push(d))}return range[(i-1)%range.length]}scale.domain=function(_){if(!arguments.length)return domain.slice();domain=[],index=map$1();var i=-1,n=_.length,d,key;while(++i<n)if(!index.has(key=(d=_[i])+""))index.set(key,domain.push(d));return scale};scale.range=function(_){return arguments.length?(range=slice$4.call(_),scale):range.slice()};scale.unknown=function(_){return arguments.length?(unknown=_,scale):unknown};scale.copy=function(){return ordinal().domain(domain).range(range).unknown(unknown)};return scale}function band(){var scale=ordinal().unknown(undefined),domain=scale.domain,ordinalRange=scale.range,range$$1=[0,1],step,bandwidth,round=false,paddingInner=0,paddingOuter=0,align=.5;delete scale.unknown;function rescale(){var n=domain().length,reverse=range$$1[1]<range$$1[0],start=range$$1[reverse-0],stop=range$$1[1-reverse];step=(stop-start)/Math.max(1,n-paddingInner+paddingOuter*2);if(round)step=Math.floor(step);start+=(stop-start-step*(n-paddingInner))*align;bandwidth=step*(1-paddingInner);if(round)start=Math.round(start),bandwidth=Math.round(bandwidth);var values=sequence(n).map(function(i){return start+step*i});return ordinalRange(reverse?values.reverse():values)}scale.domain=function(_){return arguments.length?(domain(_),rescale()):domain()};scale.range=function(_){return arguments.length?(range$$1=[+_[0],+_[1]],rescale()):range$$1.slice()};scale.rangeRound=function(_){return range$$1=[+_[0],+_[1]],round=true,rescale()};scale.bandwidth=function(){return bandwidth};scale.step=function(){return step};scale.round=function(_){return arguments.length?(round=!!_,rescale()):round};scale.padding=function(_){return arguments.length?(paddingInner=paddingOuter=Math.max(0,Math.min(1,_)),rescale()):paddingInner};scale.paddingInner=function(_){return arguments.length?(paddingInner=Math.max(0,Math.min(1,_)),rescale()):paddingInner};scale.paddingOuter=function(_){return arguments.length?(paddingOuter=Math.max(0,Math.min(1,_)),rescale()):paddingOuter};scale.align=function(_){return arguments.length?(align=Math.max(0,Math.min(1,_)),rescale()):align};scale.copy=function(){return band().domain(domain()).range(range$$1).round(round).paddingInner(paddingInner).paddingOuter(paddingOuter).align(align)};return rescale()}function pointish(scale){var copy=scale.copy;scale.padding=scale.paddingOuter;delete scale.paddingInner;delete scale.paddingOuter;scale.copy=function(){return pointish(copy())};return scale}function point$1(){return pointish(band().paddingInner(1))}var constant$9=function(x){return function(){return x}};var number$1=function(x){return+x};var unit=[0,1];function deinterpolateLinear(a,b){return(b-=a=+a)?function(x){return(x-a)/b}:constant$9(b)}function deinterpolateClamp(deinterpolate){return function(a,b){var d=deinterpolate(a=+a,b=+b);return function(x){return x<=a?0:x>=b?1:d(x)}}}function reinterpolateClamp(reinterpolate){return function(a,b){var r=reinterpolate(a=+a,b=+b);return function(t){return t<=0?a:t>=1?b:r(t)}}}function bimap(domain,range$$1,deinterpolate,reinterpolate){var d0=domain[0],d1=domain[1],r0=range$$1[0],r1=range$$1[1];if(d1<d0)d0=deinterpolate(d1,d0),r0=reinterpolate(r1,r0);else d0=deinterpolate(d0,d1),r0=reinterpolate(r0,r1);return function(x){return r0(d0(x))}}function polymap(domain,range$$1,deinterpolate,reinterpolate){var j=Math.min(domain.length,range$$1.length)-1,d=new Array(j),r=new Array(j),i=-1;if(domain[j]<domain[0]){domain=domain.slice().reverse();range$$1=range$$1.slice().reverse()}while(++i<j){d[i]=deinterpolate(domain[i],domain[i+1]);r[i]=reinterpolate(range$$1[i],range$$1[i+1])}return function(x){var i=bisectRight(domain,x,1,j)-1;return r[i](d[i](x))}}function copy(source,target){return target.domain(source.domain()).range(source.range()).interpolate(source.interpolate()).clamp(source.clamp())}function continuous(deinterpolate,reinterpolate){var domain=unit,range$$1=unit,interpolate$$1=interpolateValue,clamp=false,piecewise,output,input;function rescale(){piecewise=Math.min(domain.length,range$$1.length)>2?polymap:bimap;output=input=null;return scale}function scale(x){return(output||(output=piecewise(domain,range$$1,clamp?deinterpolateClamp(deinterpolate):deinterpolate,interpolate$$1)))(+x)}scale.invert=function(y){return(input||(input=piecewise(range$$1,domain,deinterpolateLinear,clamp?reinterpolateClamp(reinterpolate):reinterpolate)))(+y)};scale.domain=function(_){return arguments.length?(domain=map$3.call(_,number$1),rescale()):domain.slice()};scale.range=function(_){return arguments.length?(range$$1=slice$4.call(_),rescale()):range$$1.slice()};scale.rangeRound=function(_){return range$$1=slice$4.call(_),interpolate$$1=interpolateRound,rescale()};scale.clamp=function(_){return arguments.length?(clamp=!!_,rescale()):clamp};scale.interpolate=function(_){return arguments.length?(interpolate$$1=_,rescale()):interpolate$$1};return rescale()}var tickFormat=function(domain,count,specifier){var start=domain[0],stop=domain[domain.length-1],step=tickStep(start,stop,count==null?10:count),precision;specifier=formatSpecifier(specifier==null?",f":specifier);switch(specifier.type){case"s":{var value=Math.max(Math.abs(start),Math.abs(stop));if(specifier.precision==null&&!isNaN(precision=precisionPrefix(step,value)))specifier.precision=precision;return exports.formatPrefix(specifier,value)}case"":case"e":case"g":case"p":case"r":{if(specifier.precision==null&&!isNaN(precision=precisionRound(step,Math.max(Math.abs(start),Math.abs(stop)))))specifier.precision=precision-(specifier.type==="e");break}case"f":case"%":{if(specifier.precision==null&&!isNaN(precision=precisionFixed(step)))specifier.precision=precision-(specifier.type==="%")*2;break}}return exports.format(specifier)};function linearish(scale){var domain=scale.domain;scale.ticks=function(count){var d=domain();return ticks(d[0],d[d.length-1],count==null?10:count)};scale.tickFormat=function(count,specifier){return tickFormat(domain(),count,specifier)};scale.nice=function(count){var d=domain(),i=d.length-1,n=count==null?10:count,start=d[0],stop=d[i],step=tickStep(start,stop,n);if(step){step=tickStep(Math.floor(start/step)*step,Math.ceil(stop/step)*step,n);d[0]=Math.floor(start/step)*step;d[i]=Math.ceil(stop/step)*step;domain(d)}return scale};return scale}function linear$2(){var scale=continuous(deinterpolateLinear,reinterpolate);scale.copy=function(){return copy(scale,linear$2())};return linearish(scale)}function identity$6(){var domain=[0,1];function scale(x){return+x}scale.invert=scale;scale.domain=scale.range=function(_){return arguments.length?(domain=map$3.call(_,number$1),scale):domain.slice()};scale.copy=function(){return identity$6().domain(domain)};return linearish(scale)}var nice=function(domain,interval){domain=domain.slice();var i0=0,i1=domain.length-1,x0=domain[i0],x1=domain[i1],t;if(x1<x0){t=i0,i0=i1,i1=t;t=x0,x0=x1,x1=t}domain[i0]=interval.floor(x0);domain[i1]=interval.ceil(x1);return domain};function deinterpolate(a,b){return(b=Math.log(b/a))?function(x){return Math.log(x/a)/b}:constant$9(b)}function reinterpolate$1(a,b){return a<0?function(t){return-Math.pow(-b,t)*Math.pow(-a,1-t)}:function(t){return Math.pow(b,t)*Math.pow(a,1-t)}}function pow10(x){return isFinite(x)?+("1e"+x):x<0?0:x}function powp(base){return base===10?pow10:base===Math.E?Math.exp:function(x){return Math.pow(base,x)}}function logp(base){return base===Math.E?Math.log:base===10&&Math.log10||base===2&&Math.log2||(base=Math.log(base),function(x){return Math.log(x)/base})}function reflect(f){return function(x){return-f(-x)}}function log$1(){var scale=continuous(deinterpolate,reinterpolate$1).domain([1,10]),domain=scale.domain,base=10,logs=logp(10),pows=powp(10);function rescale(){logs=logp(base),pows=powp(base);if(domain()[0]<0)logs=reflect(logs),pows=reflect(pows);return scale}scale.base=function(_){return arguments.length?(base=+_,rescale()):base};scale.domain=function(_){return arguments.length?(domain(_),rescale()):domain()};scale.ticks=function(count){var d=domain(),u=d[0],v=d[d.length-1],r;if(r=v<u)i=u,u=v,v=i;var i=logs(u),j=logs(v),p,k,t,n=count==null?10:+count,z=[];if(!(base%1)&&j-i<n){i=Math.round(i)-1,j=Math.round(j)+1;if(u>0)for(;i<j;++i){for(k=1,p=pows(i);k<base;++k){t=p*k;if(t<u)continue;if(t>v)break;z.push(t)}}else for(;i<j;++i){for(k=base-1,p=pows(i);k>=1;--k){t=p*k;if(t<u)continue;if(t>v)break;z.push(t)}}}else{z=ticks(i,j,Math.min(j-i,n)).map(pows)}return r?z.reverse():z};scale.tickFormat=function(count,specifier){if(specifier==null)specifier=base===10?".0e":",";if(typeof specifier!=="function")specifier=exports.format(specifier);if(count===Infinity)return specifier;if(count==null)count=10;var k=Math.max(1,base*count/scale.ticks().length);return function(d){var i=d/pows(Math.round(logs(d)));if(i*base<base-.5)i*=base;return i<=k?specifier(d):""}};scale.nice=function(){return domain(nice(domain(),{floor:function(x){return pows(Math.floor(logs(x)))},ceil:function(x){return pows(Math.ceil(logs(x)))}}))};scale.copy=function(){return copy(scale,log$1().base(base))};return scale}function raise$1(x,exponent){return x<0?-Math.pow(-x,exponent):Math.pow(x,exponent)}function pow$1(){var exponent=1,scale=continuous(deinterpolate,reinterpolate),domain=scale.domain;function deinterpolate(a,b){return(b=raise$1(b,exponent)-(a=raise$1(a,exponent)))?function(x){return(raise$1(x,exponent)-a)/b}:constant$9(b)}function reinterpolate(a,b){b=raise$1(b,exponent)-(a=raise$1(a,exponent));return function(t){return raise$1(a+b*t,1/exponent)}}scale.exponent=function(_){return arguments.length?(exponent=+_,domain(domain())):exponent};scale.copy=function(){return copy(scale,pow$1().exponent(exponent))};return linearish(scale)}function sqrt$1(){return pow$1().exponent(.5)}function quantile$$1(){var domain=[],range$$1=[],thresholds=[];function rescale(){var i=0,n=Math.max(1,range$$1.length);thresholds=new Array(n-1);while(++i<n)thresholds[i-1]=threshold(domain,i/n);return scale}function scale(x){if(!isNaN(x=+x))return range$$1[bisectRight(thresholds,x)]}scale.invertExtent=function(y){var i=range$$1.indexOf(y);return i<0?[NaN,NaN]:[i>0?thresholds[i-1]:domain[0],i<thresholds.length?thresholds[i]:domain[domain.length-1]]};scale.domain=function(_){if(!arguments.length)return domain.slice();domain=[];for(var i=0,n=_.length,d;i<n;++i)if(d=_[i],d!=null&&!isNaN(d=+d))domain.push(d);domain.sort(ascending);return rescale()};scale.range=function(_){return arguments.length?(range$$1=slice$4.call(_),rescale()):range$$1.slice()};scale.quantiles=function(){return thresholds.slice()};scale.copy=function(){return quantile$$1().domain(domain).range(range$$1)};return scale}function quantize$1(){var x0=0,x1=1,n=1,domain=[.5],range$$1=[0,1];function scale(x){if(x<=x)return range$$1[bisectRight(domain,x,0,n)]}function rescale(){var i=-1;domain=new Array(n);while(++i<n)domain[i]=((i+1)*x1-(i-n)*x0)/(n+1);return scale}scale.domain=function(_){return arguments.length?(x0=+_[0],x1=+_[1],rescale()):[x0,x1]};scale.range=function(_){return arguments.length?(n=(range$$1=slice$4.call(_)).length-1,rescale()):range$$1.slice()};scale.invertExtent=function(y){var i=range$$1.indexOf(y);return i<0?[NaN,NaN]:i<1?[x0,domain[0]]:i>=n?[domain[n-1],x1]:[domain[i-1],domain[i]]};scale.copy=function(){return quantize$1().domain([x0,x1]).range(range$$1)};return linearish(scale)}function threshold$1(){var domain=[.5],range$$1=[0,1],n=1;function scale(x){if(x<=x)return range$$1[bisectRight(domain,x,0,n)]}scale.domain=function(_){return arguments.length?(domain=slice$4.call(_),n=Math.min(domain.length,range$$1.length-1),scale):domain.slice()};scale.range=function(_){return arguments.length?(range$$1=slice$4.call(_),n=Math.min(domain.length,range$$1.length-1),scale):range$$1.slice()};scale.invertExtent=function(y){var i=range$$1.indexOf(y);return[domain[i-1],domain[i]]};scale.copy=function(){return threshold$1().domain(domain).range(range$$1)};return scale}var t0$1=new Date;var t1$1=new Date;function newInterval(floori,offseti,count,field){function interval(date){return floori(date=new Date(+date)),date}interval.floor=interval;interval.ceil=function(date){return floori(date=new Date(date-1)),offseti(date,1),floori(date),date};interval.round=function(date){var d0=interval(date),d1=interval.ceil(date);return date-d0<d1-date?d0:d1};interval.offset=function(date,step){return offseti(date=new Date(+date),step==null?1:Math.floor(step)),date};interval.range=function(start,stop,step){var range=[];start=interval.ceil(start);step=step==null?1:Math.floor(step);if(!(start<stop)||!(step>0))return range;do range.push(new Date(+start));while(offseti(start,step),floori(start),start<stop);return range};interval.filter=function(test){return newInterval(function(date){if(date>=date)while(floori(date),!test(date))date.setTime(date-1)},function(date,step){if(date>=date)while(--step>=0)while(offseti(date,1),!test(date)){}})};if(count){interval.count=function(start,end){t0$1.setTime(+start),t1$1.setTime(+end);floori(t0$1),floori(t1$1);return Math.floor(count(t0$1,t1$1))};interval.every=function(step){step=Math.floor(step);return!isFinite(step)||!(step>0)?null:!(step>1)?interval:interval.filter(field?function(d){return field(d)%step===0}:function(d){return interval.count(0,d)%step===0})}}return interval}var millisecond=newInterval(function(){},function(date,step){date.setTime(+date+step)},function(start,end){return end-start});millisecond.every=function(k){k=Math.floor(k);if(!isFinite(k)||!(k>0))return null;if(!(k>1))return millisecond;return newInterval(function(date){date.setTime(Math.floor(date/k)*k)},function(date,step){date.setTime(+date+step*k)},function(start,end){return(end-start)/k})};var milliseconds=millisecond.range;var durationSecond$1=1e3;var durationMinute$1=6e4;var durationHour$1=36e5;var durationDay$1=864e5;var durationWeek$1=6048e5;var second=newInterval(function(date){date.setTime(Math.floor(date/durationSecond$1)*durationSecond$1)},function(date,step){date.setTime(+date+step*durationSecond$1)},function(start,end){return(end-start)/durationSecond$1},function(date){return date.getUTCSeconds()});var seconds=second.range;var minute=newInterval(function(date){date.setTime(Math.floor(date/durationMinute$1)*durationMinute$1)},function(date,step){date.setTime(+date+step*durationMinute$1)},function(start,end){return(end-start)/durationMinute$1},function(date){return date.getMinutes()});var minutes=minute.range;var hour=newInterval(function(date){var offset=date.getTimezoneOffset()*durationMinute$1%durationHour$1;if(offset<0)offset+=durationHour$1;date.setTime(Math.floor((+date-offset)/durationHour$1)*durationHour$1+offset)},function(date,step){date.setTime(+date+step*durationHour$1)},function(start,end){return(end-start)/durationHour$1},function(date){return date.getHours()});var hours=hour.range;var day=newInterval(function(date){date.setHours(0,0,0,0)},function(date,step){date.setDate(date.getDate()+step)},function(start,end){return(end-start-(end.getTimezoneOffset()-start.getTimezoneOffset())*durationMinute$1)/durationDay$1},function(date){return date.getDate()-1});var days=day.range;function weekday(i){return newInterval(function(date){date.setDate(date.getDate()-(date.getDay()+7-i)%7);date.setHours(0,0,0,0)},function(date,step){date.setDate(date.getDate()+step*7)},function(start,end){return(end-start-(end.getTimezoneOffset()-start.getTimezoneOffset())*durationMinute$1)/durationWeek$1})}var sunday=weekday(0);var monday=weekday(1);var tuesday=weekday(2);var wednesday=weekday(3);var thursday=weekday(4);var friday=weekday(5);var saturday=weekday(6);var sundays=sunday.range;var mondays=monday.range;var tuesdays=tuesday.range;var wednesdays=wednesday.range;var thursdays=thursday.range;var fridays=friday.range;var saturdays=saturday.range;var month=newInterval(function(date){date.setDate(1);date.setHours(0,0,0,0)},function(date,step){date.setMonth(date.getMonth()+step)},function(start,end){return end.getMonth()-start.getMonth()+(end.getFullYear()-start.getFullYear())*12},function(date){return date.getMonth()});var months=month.range;var year=newInterval(function(date){date.setMonth(0,1);date.setHours(0,0,0,0)},function(date,step){date.setFullYear(date.getFullYear()+step)},function(start,end){return end.getFullYear()-start.getFullYear()},function(date){return date.getFullYear()});year.every=function(k){return!isFinite(k=Math.floor(k))||!(k>0)?null:newInterval(function(date){date.setFullYear(Math.floor(date.getFullYear()/k)*k);date.setMonth(0,1);date.setHours(0,0,0,0)},function(date,step){date.setFullYear(date.getFullYear()+step*k)})};var years=year.range;var utcMinute=newInterval(function(date){date.setUTCSeconds(0,0)},function(date,step){date.setTime(+date+step*durationMinute$1)},function(start,end){return(end-start)/durationMinute$1},function(date){return date.getUTCMinutes()});var utcMinutes=utcMinute.range;var utcHour=newInterval(function(date){date.setUTCMinutes(0,0,0)},function(date,step){date.setTime(+date+step*durationHour$1)},function(start,end){return(end-start)/durationHour$1},function(date){return date.getUTCHours()});var utcHours=utcHour.range;var utcDay=newInterval(function(date){date.setUTCHours(0,0,0,0)},function(date,step){date.setUTCDate(date.getUTCDate()+step)},function(start,end){return(end-start)/durationDay$1},function(date){return date.getUTCDate()-1;
});var utcDays=utcDay.range;function utcWeekday(i){return newInterval(function(date){date.setUTCDate(date.getUTCDate()-(date.getUTCDay()+7-i)%7);date.setUTCHours(0,0,0,0)},function(date,step){date.setUTCDate(date.getUTCDate()+step*7)},function(start,end){return(end-start)/durationWeek$1})}var utcSunday=utcWeekday(0);var utcMonday=utcWeekday(1);var utcTuesday=utcWeekday(2);var utcWednesday=utcWeekday(3);var utcThursday=utcWeekday(4);var utcFriday=utcWeekday(5);var utcSaturday=utcWeekday(6);var utcSundays=utcSunday.range;var utcMondays=utcMonday.range;var utcTuesdays=utcTuesday.range;var utcWednesdays=utcWednesday.range;var utcThursdays=utcThursday.range;var utcFridays=utcFriday.range;var utcSaturdays=utcSaturday.range;var utcMonth=newInterval(function(date){date.setUTCDate(1);date.setUTCHours(0,0,0,0)},function(date,step){date.setUTCMonth(date.getUTCMonth()+step)},function(start,end){return end.getUTCMonth()-start.getUTCMonth()+(end.getUTCFullYear()-start.getUTCFullYear())*12},function(date){return date.getUTCMonth()});var utcMonths=utcMonth.range;var utcYear=newInterval(function(date){date.setUTCMonth(0,1);date.setUTCHours(0,0,0,0)},function(date,step){date.setUTCFullYear(date.getUTCFullYear()+step)},function(start,end){return end.getUTCFullYear()-start.getUTCFullYear()},function(date){return date.getUTCFullYear()});utcYear.every=function(k){return!isFinite(k=Math.floor(k))||!(k>0)?null:newInterval(function(date){date.setUTCFullYear(Math.floor(date.getUTCFullYear()/k)*k);date.setUTCMonth(0,1);date.setUTCHours(0,0,0,0)},function(date,step){date.setUTCFullYear(date.getUTCFullYear()+step*k)})};var utcYears=utcYear.range;function localDate(d){if(0<=d.y&&d.y<100){var date=new Date(-1,d.m,d.d,d.H,d.M,d.S,d.L);date.setFullYear(d.y);return date}return new Date(d.y,d.m,d.d,d.H,d.M,d.S,d.L)}function utcDate(d){if(0<=d.y&&d.y<100){var date=new Date(Date.UTC(-1,d.m,d.d,d.H,d.M,d.S,d.L));date.setUTCFullYear(d.y);return date}return new Date(Date.UTC(d.y,d.m,d.d,d.H,d.M,d.S,d.L))}function newYear(y){return{y:y,m:0,d:1,H:0,M:0,S:0,L:0}}function formatLocale$1(locale){var locale_dateTime=locale.dateTime,locale_date=locale.date,locale_time=locale.time,locale_periods=locale.periods,locale_weekdays=locale.days,locale_shortWeekdays=locale.shortDays,locale_months=locale.months,locale_shortMonths=locale.shortMonths;var periodRe=formatRe(locale_periods),periodLookup=formatLookup(locale_periods),weekdayRe=formatRe(locale_weekdays),weekdayLookup=formatLookup(locale_weekdays),shortWeekdayRe=formatRe(locale_shortWeekdays),shortWeekdayLookup=formatLookup(locale_shortWeekdays),monthRe=formatRe(locale_months),monthLookup=formatLookup(locale_months),shortMonthRe=formatRe(locale_shortMonths),shortMonthLookup=formatLookup(locale_shortMonths);var formats={a:formatShortWeekday,A:formatWeekday,b:formatShortMonth,B:formatMonth,c:null,d:formatDayOfMonth,e:formatDayOfMonth,H:formatHour24,I:formatHour12,j:formatDayOfYear,L:formatMilliseconds,m:formatMonthNumber,M:formatMinutes,p:formatPeriod,S:formatSeconds,U:formatWeekNumberSunday,w:formatWeekdayNumber,W:formatWeekNumberMonday,x:null,X:null,y:formatYear,Y:formatFullYear,Z:formatZone,"%":formatLiteralPercent};var utcFormats={a:formatUTCShortWeekday,A:formatUTCWeekday,b:formatUTCShortMonth,B:formatUTCMonth,c:null,d:formatUTCDayOfMonth,e:formatUTCDayOfMonth,H:formatUTCHour24,I:formatUTCHour12,j:formatUTCDayOfYear,L:formatUTCMilliseconds,m:formatUTCMonthNumber,M:formatUTCMinutes,p:formatUTCPeriod,S:formatUTCSeconds,U:formatUTCWeekNumberSunday,w:formatUTCWeekdayNumber,W:formatUTCWeekNumberMonday,x:null,X:null,y:formatUTCYear,Y:formatUTCFullYear,Z:formatUTCZone,"%":formatLiteralPercent};var parses={a:parseShortWeekday,A:parseWeekday,b:parseShortMonth,B:parseMonth,c:parseLocaleDateTime,d:parseDayOfMonth,e:parseDayOfMonth,H:parseHour24,I:parseHour24,j:parseDayOfYear,L:parseMilliseconds,m:parseMonthNumber,M:parseMinutes,p:parsePeriod,S:parseSeconds,U:parseWeekNumberSunday,w:parseWeekdayNumber,W:parseWeekNumberMonday,x:parseLocaleDate,X:parseLocaleTime,y:parseYear,Y:parseFullYear,Z:parseZone,"%":parseLiteralPercent};formats.x=newFormat(locale_date,formats);formats.X=newFormat(locale_time,formats);formats.c=newFormat(locale_dateTime,formats);utcFormats.x=newFormat(locale_date,utcFormats);utcFormats.X=newFormat(locale_time,utcFormats);utcFormats.c=newFormat(locale_dateTime,utcFormats);function newFormat(specifier,formats){return function(date){var string=[],i=-1,j=0,n=specifier.length,c,pad,format;if(!(date instanceof Date))date=new Date(+date);while(++i<n){if(specifier.charCodeAt(i)===37){string.push(specifier.slice(j,i));if((pad=pads[c=specifier.charAt(++i)])!=null)c=specifier.charAt(++i);else pad=c==="e"?" ":"0";if(format=formats[c])c=format(date,pad);string.push(c);j=i+1}}string.push(specifier.slice(j,i));return string.join("")}}function newParse(specifier,newDate){return function(string){var d=newYear(1900),i=parseSpecifier(d,specifier,string+="",0);if(i!=string.length)return null;if("p"in d)d.H=d.H%12+d.p*12;if("W"in d||"U"in d){if(!("w"in d))d.w="W"in d?1:0;var day$$1="Z"in d?utcDate(newYear(d.y)).getUTCDay():newDate(newYear(d.y)).getDay();d.m=0;d.d="W"in d?(d.w+6)%7+d.W*7-(day$$1+5)%7:d.w+d.U*7-(day$$1+6)%7}if("Z"in d){d.H+=d.Z/100|0;d.M+=d.Z%100;return utcDate(d)}return newDate(d)}}function parseSpecifier(d,specifier,string,j){var i=0,n=specifier.length,m=string.length,c,parse;while(i<n){if(j>=m)return-1;c=specifier.charCodeAt(i++);if(c===37){c=specifier.charAt(i++);parse=parses[c in pads?specifier.charAt(i++):c];if(!parse||(j=parse(d,string,j))<0)return-1}else if(c!=string.charCodeAt(j++)){return-1}}return j}function parsePeriod(d,string,i){var n=periodRe.exec(string.slice(i));return n?(d.p=periodLookup[n[0].toLowerCase()],i+n[0].length):-1}function parseShortWeekday(d,string,i){var n=shortWeekdayRe.exec(string.slice(i));return n?(d.w=shortWeekdayLookup[n[0].toLowerCase()],i+n[0].length):-1}function parseWeekday(d,string,i){var n=weekdayRe.exec(string.slice(i));return n?(d.w=weekdayLookup[n[0].toLowerCase()],i+n[0].length):-1}function parseShortMonth(d,string,i){var n=shortMonthRe.exec(string.slice(i));return n?(d.m=shortMonthLookup[n[0].toLowerCase()],i+n[0].length):-1}function parseMonth(d,string,i){var n=monthRe.exec(string.slice(i));return n?(d.m=monthLookup[n[0].toLowerCase()],i+n[0].length):-1}function parseLocaleDateTime(d,string,i){return parseSpecifier(d,locale_dateTime,string,i)}function parseLocaleDate(d,string,i){return parseSpecifier(d,locale_date,string,i)}function parseLocaleTime(d,string,i){return parseSpecifier(d,locale_time,string,i)}function formatShortWeekday(d){return locale_shortWeekdays[d.getDay()]}function formatWeekday(d){return locale_weekdays[d.getDay()]}function formatShortMonth(d){return locale_shortMonths[d.getMonth()]}function formatMonth(d){return locale_months[d.getMonth()]}function formatPeriod(d){return locale_periods[+(d.getHours()>=12)]}function formatUTCShortWeekday(d){return locale_shortWeekdays[d.getUTCDay()]}function formatUTCWeekday(d){return locale_weekdays[d.getUTCDay()]}function formatUTCShortMonth(d){return locale_shortMonths[d.getUTCMonth()]}function formatUTCMonth(d){return locale_months[d.getUTCMonth()]}function formatUTCPeriod(d){return locale_periods[+(d.getUTCHours()>=12)]}return{format:function(specifier){var f=newFormat(specifier+="",formats);f.toString=function(){return specifier};return f},parse:function(specifier){var p=newParse(specifier+="",localDate);p.toString=function(){return specifier};return p},utcFormat:function(specifier){var f=newFormat(specifier+="",utcFormats);f.toString=function(){return specifier};return f},utcParse:function(specifier){var p=newParse(specifier,utcDate);p.toString=function(){return specifier};return p}}}var pads={"-":"",_:" ",0:"0"};var numberRe=/^\s*\d+/;var percentRe=/^%/;var requoteRe=/[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;function pad(value,fill,width){var sign=value<0?"-":"",string=(sign?-value:value)+"",length=string.length;return sign+(length<width?new Array(width-length+1).join(fill)+string:string)}function requote(s){return s.replace(requoteRe,"\\$&")}function formatRe(names){return new RegExp("^(?:"+names.map(requote).join("|")+")","i")}function formatLookup(names){var map={},i=-1,n=names.length;while(++i<n)map[names[i].toLowerCase()]=i;return map}function parseWeekdayNumber(d,string,i){var n=numberRe.exec(string.slice(i,i+1));return n?(d.w=+n[0],i+n[0].length):-1}function parseWeekNumberSunday(d,string,i){var n=numberRe.exec(string.slice(i));return n?(d.U=+n[0],i+n[0].length):-1}function parseWeekNumberMonday(d,string,i){var n=numberRe.exec(string.slice(i));return n?(d.W=+n[0],i+n[0].length):-1}function parseFullYear(d,string,i){var n=numberRe.exec(string.slice(i,i+4));return n?(d.y=+n[0],i+n[0].length):-1}function parseYear(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.y=+n[0]+(+n[0]>68?1900:2e3),i+n[0].length):-1}function parseZone(d,string,i){var n=/^(Z)|([+-]\d\d)(?:\:?(\d\d))?/.exec(string.slice(i,i+6));return n?(d.Z=n[1]?0:-(n[2]+(n[3]||"00")),i+n[0].length):-1}function parseMonthNumber(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.m=n[0]-1,i+n[0].length):-1}function parseDayOfMonth(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.d=+n[0],i+n[0].length):-1}function parseDayOfYear(d,string,i){var n=numberRe.exec(string.slice(i,i+3));return n?(d.m=0,d.d=+n[0],i+n[0].length):-1}function parseHour24(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.H=+n[0],i+n[0].length):-1}function parseMinutes(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.M=+n[0],i+n[0].length):-1}function parseSeconds(d,string,i){var n=numberRe.exec(string.slice(i,i+2));return n?(d.S=+n[0],i+n[0].length):-1}function parseMilliseconds(d,string,i){var n=numberRe.exec(string.slice(i,i+3));return n?(d.L=+n[0],i+n[0].length):-1}function parseLiteralPercent(d,string,i){var n=percentRe.exec(string.slice(i,i+1));return n?i+n[0].length:-1}function formatDayOfMonth(d,p){return pad(d.getDate(),p,2)}function formatHour24(d,p){return pad(d.getHours(),p,2)}function formatHour12(d,p){return pad(d.getHours()%12||12,p,2)}function formatDayOfYear(d,p){return pad(1+day.count(year(d),d),p,3)}function formatMilliseconds(d,p){return pad(d.getMilliseconds(),p,3)}function formatMonthNumber(d,p){return pad(d.getMonth()+1,p,2)}function formatMinutes(d,p){return pad(d.getMinutes(),p,2)}function formatSeconds(d,p){return pad(d.getSeconds(),p,2)}function formatWeekNumberSunday(d,p){return pad(sunday.count(year(d),d),p,2)}function formatWeekdayNumber(d){return d.getDay()}function formatWeekNumberMonday(d,p){return pad(monday.count(year(d),d),p,2)}function formatYear(d,p){return pad(d.getFullYear()%100,p,2)}function formatFullYear(d,p){return pad(d.getFullYear()%1e4,p,4)}function formatZone(d){var z=d.getTimezoneOffset();return(z>0?"-":(z*=-1,"+"))+pad(z/60|0,"0",2)+pad(z%60,"0",2)}function formatUTCDayOfMonth(d,p){return pad(d.getUTCDate(),p,2)}function formatUTCHour24(d,p){return pad(d.getUTCHours(),p,2)}function formatUTCHour12(d,p){return pad(d.getUTCHours()%12||12,p,2)}function formatUTCDayOfYear(d,p){return pad(1+utcDay.count(utcYear(d),d),p,3)}function formatUTCMilliseconds(d,p){return pad(d.getUTCMilliseconds(),p,3)}function formatUTCMonthNumber(d,p){return pad(d.getUTCMonth()+1,p,2)}function formatUTCMinutes(d,p){return pad(d.getUTCMinutes(),p,2)}function formatUTCSeconds(d,p){return pad(d.getUTCSeconds(),p,2)}function formatUTCWeekNumberSunday(d,p){return pad(utcSunday.count(utcYear(d),d),p,2)}function formatUTCWeekdayNumber(d){return d.getUTCDay()}function formatUTCWeekNumberMonday(d,p){return pad(utcMonday.count(utcYear(d),d),p,2)}function formatUTCYear(d,p){return pad(d.getUTCFullYear()%100,p,2)}function formatUTCFullYear(d,p){return pad(d.getUTCFullYear()%1e4,p,4)}function formatUTCZone(){return"+0000"}function formatLiteralPercent(){return"%"}var locale$2;defaultLocale$1({dateTime:"%x, %X",date:"%-m/%-d/%Y",time:"%-I:%M:%S %p",periods:["AM","PM"],days:["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],shortDays:["Sun","Mon","Tue","Wed","Thu","Fri","Sat"],months:["January","February","March","April","May","June","July","August","September","October","November","December"],shortMonths:["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"]});function defaultLocale$1(definition){locale$2=formatLocale$1(definition);exports.timeFormat=locale$2.format;exports.timeParse=locale$2.parse;exports.utcFormat=locale$2.utcFormat;exports.utcParse=locale$2.utcParse;return locale$2}var isoSpecifier="%Y-%m-%dT%H:%M:%S.%LZ";function formatIsoNative(date){return date.toISOString()}var formatIso=Date.prototype.toISOString?formatIsoNative:exports.utcFormat(isoSpecifier);function parseIsoNative(string){var date=new Date(string);return isNaN(date)?null:date}var parseIso=+new Date("2000-01-01T00:00:00.000Z")?parseIsoNative:exports.utcParse(isoSpecifier);var durationSecond=1e3;var durationMinute=durationSecond*60;var durationHour=durationMinute*60;var durationDay=durationHour*24;var durationWeek=durationDay*7;var durationMonth=durationDay*30;var durationYear=durationDay*365;function date$1(t){return new Date(t)}function number$2(t){return t instanceof Date?+t:+new Date(+t)}function calendar(year$$1,month$$1,week,day$$1,hour$$1,minute$$1,second$$1,millisecond$$1,format){var scale=continuous(deinterpolateLinear,reinterpolate),invert=scale.invert,domain=scale.domain;var formatMillisecond=format(".%L"),formatSecond=format(":%S"),formatMinute=format("%I:%M"),formatHour=format("%I %p"),formatDay=format("%a %d"),formatWeek=format("%b %d"),formatMonth=format("%B"),formatYear=format("%Y");var tickIntervals=[[second$$1,1,durationSecond],[second$$1,5,5*durationSecond],[second$$1,15,15*durationSecond],[second$$1,30,30*durationSecond],[minute$$1,1,durationMinute],[minute$$1,5,5*durationMinute],[minute$$1,15,15*durationMinute],[minute$$1,30,30*durationMinute],[hour$$1,1,durationHour],[hour$$1,3,3*durationHour],[hour$$1,6,6*durationHour],[hour$$1,12,12*durationHour],[day$$1,1,durationDay],[day$$1,2,2*durationDay],[week,1,durationWeek],[month$$1,1,durationMonth],[month$$1,3,3*durationMonth],[year$$1,1,durationYear]];function tickFormat(date){return(second$$1(date)<date?formatMillisecond:minute$$1(date)<date?formatSecond:hour$$1(date)<date?formatMinute:day$$1(date)<date?formatHour:month$$1(date)<date?week(date)<date?formatDay:formatWeek:year$$1(date)<date?formatMonth:formatYear)(date)}function tickInterval(interval,start,stop,step){if(interval==null)interval=10;if(typeof interval==="number"){var target=Math.abs(stop-start)/interval,i=bisector(function(i){return i[2]}).right(tickIntervals,target);if(i===tickIntervals.length){step=tickStep(start/durationYear,stop/durationYear,interval);interval=year$$1}else if(i){i=tickIntervals[target/tickIntervals[i-1][2]<tickIntervals[i][2]/target?i-1:i];step=i[1];interval=i[0]}else{step=tickStep(start,stop,interval);interval=millisecond$$1}}return step==null?interval:interval.every(step)}scale.invert=function(y){return new Date(invert(y))};scale.domain=function(_){return arguments.length?domain(map$3.call(_,number$2)):domain().map(date$1)};scale.ticks=function(interval,step){var d=domain(),t0=d[0],t1=d[d.length-1],r=t1<t0,t;if(r)t=t0,t0=t1,t1=t;t=tickInterval(interval,t0,t1,step);t=t?t.range(t0,t1+1):[];return r?t.reverse():t};scale.tickFormat=function(count,specifier){return specifier==null?tickFormat:format(specifier)};scale.nice=function(interval,step){var d=domain();return(interval=tickInterval(interval,d[0],d[d.length-1],step))?domain(nice(d,interval)):scale};scale.copy=function(){return copy(scale,calendar(year$$1,month$$1,week,day$$1,hour$$1,minute$$1,second$$1,millisecond$$1,format))};return scale}var time=function(){return calendar(year,month,sunday,day,hour,minute,second,millisecond,exports.timeFormat).domain([new Date(2e3,0,1),new Date(2e3,0,2)])};var utcTime=function(){return calendar(utcYear,utcMonth,utcSunday,utcDay,utcHour,utcMinute,second,millisecond,exports.utcFormat).domain([Date.UTC(2e3,0,1),Date.UTC(2e3,0,2)])};var colors=function(s){return s.match(/.{6}/g).map(function(x){return"#"+x})};var category10=colors("1f77b4ff7f0e2ca02cd627289467bd8c564be377c27f7f7fbcbd2217becf");var category20b=colors("393b795254a36b6ecf9c9ede6379398ca252b5cf6bcedb9c8c6d31bd9e39e7ba52e7cb94843c39ad494ad6616be7969c7b4173a55194ce6dbdde9ed6");var category20c=colors("3182bd6baed69ecae1c6dbefe6550dfd8d3cfdae6bfdd0a231a35474c476a1d99bc7e9c0756bb19e9ac8bcbddcdadaeb636363969696bdbdbdd9d9d9");var category20=colors("1f77b4aec7e8ff7f0effbb782ca02c98df8ad62728ff98969467bdc5b0d58c564bc49c94e377c2f7b6d27f7f7fc7c7c7bcbd22dbdb8d17becf9edae5");var cubehelix$3=cubehelixLong(cubehelix(300,.5,0),cubehelix(-240,.5,1));var warm=cubehelixLong(cubehelix(-100,.75,.35),cubehelix(80,1.5,.8));var cool=cubehelixLong(cubehelix(260,.75,.35),cubehelix(80,1.5,.8));var rainbow=cubehelix();var rainbow$1=function(t){if(t<0||t>1)t-=Math.floor(t);var ts=Math.abs(t-.5);rainbow.h=360*t-100;rainbow.s=1.5-1.5*ts;rainbow.l=.8-.9*ts;return rainbow+""};function ramp(range){var n=range.length;return function(t){return range[Math.max(0,Math.min(n-1,Math.floor(t*n)))]}}var viridis=ramp(colors("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"));var 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sequential(interpolator){var x0=0,x1=1,clamp=false;function scale(x){var t=(x-x0)/(x1-x0);return interpolator(clamp?Math.max(0,Math.min(1,t)):t)}scale.domain=function(_){return arguments.length?(x0=+_[0],x1=+_[1],scale):[x0,x1]};scale.clamp=function(_){return arguments.length?(clamp=!!_,scale):clamp};scale.interpolator=function(_){return arguments.length?(interpolator=_,scale):interpolator};scale.copy=function(){return sequential(interpolator).domain([x0,x1]).clamp(clamp)};return linearish(scale)}var constant$10=function(x){return function constant(){return x}};var epsilon$3=1e-12;var pi$4=Math.PI;var halfPi$3=pi$4/2;var tau$4=2*pi$4;function arcInnerRadius(d){return d.innerRadius}function arcOuterRadius(d){return d.outerRadius}function arcStartAngle(d){return d.startAngle}function arcEndAngle(d){return d.endAngle}function arcPadAngle(d){return d&&d.padAngle}function asin$1(x){return x>=1?halfPi$3:x<=-1?-halfPi$3:Math.asin(x)}function intersect(x0,y0,x1,y1,x2,y2,x3,y3){var x10=x1-x0,y10=y1-y0,x32=x3-x2,y32=y3-y2,t=(x32*(y0-y2)-y32*(x0-x2))/(y32*x10-x32*y10);return[x0+t*x10,y0+t*y10]}function cornerTangents(x0,y0,x1,y1,r1,rc,cw){var x01=x0-x1,y01=y0-y1,lo=(cw?rc:-rc)/Math.sqrt(x01*x01+y01*y01),ox=lo*y01,oy=-lo*x01,x11=x0+ox,y11=y0+oy,x10=x1+ox,y10=y1+oy,x00=(x11+x10)/2,y00=(y11+y10)/2,dx=x10-x11,dy=y10-y11,d2=dx*dx+dy*dy,r=r1-rc,D=x11*y10-x10*y11,d=(dy<0?-1:1)*Math.sqrt(Math.max(0,r*r*d2-D*D)),cx0=(D*dy-dx*d)/d2,cy0=(-D*dx-dy*d)/d2,cx1=(D*dy+dx*d)/d2,cy1=(-D*dx+dy*d)/d2,dx0=cx0-x00,dy0=cy0-y00,dx1=cx1-x00,dy1=cy1-y00;if(dx0*dx0+dy0*dy0>dx1*dx1+dy1*dy1)cx0=cx1,cy0=cy1;return{cx:cx0,cy:cy0,x01:-ox,y01:-oy,x11:cx0*(r1/r-1),y11:cy0*(r1/r-1)}}var arc=function(){var innerRadius=arcInnerRadius,outerRadius=arcOuterRadius,cornerRadius=constant$10(0),padRadius=null,startAngle=arcStartAngle,endAngle=arcEndAngle,padAngle=arcPadAngle,context=null;function arc(){var buffer,r,r0=+innerRadius.apply(this,arguments),r1=+outerRadius.apply(this,arguments),a0=startAngle.apply(this,arguments)-halfPi$3,a1=endAngle.apply(this,arguments)-halfPi$3,da=Math.abs(a1-a0),cw=a1>a0;if(!context)context=buffer=path();if(r1<r0)r=r1,r1=r0,r0=r;if(!(r1>epsilon$3))context.moveTo(0,0);else if(da>tau$4-epsilon$3){context.moveTo(r1*Math.cos(a0),r1*Math.sin(a0));context.arc(0,0,r1,a0,a1,!cw);if(r0>epsilon$3){context.moveTo(r0*Math.cos(a1),r0*Math.sin(a1));context.arc(0,0,r0,a1,a0,cw)}}else{var a01=a0,a11=a1,a00=a0,a10=a1,da0=da,da1=da,ap=padAngle.apply(this,arguments)/2,rp=ap>epsilon$3&&(padRadius?+padRadius.apply(this,arguments):Math.sqrt(r0*r0+r1*r1)),rc=Math.min(Math.abs(r1-r0)/2,+cornerRadius.apply(this,arguments)),rc0=rc,rc1=rc,t0,t1;if(rp>epsilon$3){var p0=asin$1(rp/r0*Math.sin(ap)),p1=asin$1(rp/r1*Math.sin(ap));if((da0-=p0*2)>epsilon$3)p0*=cw?1:-1,a00+=p0,a10-=p0;else da0=0,a00=a10=(a0+a1)/2;if((da1-=p1*2)>epsilon$3)p1*=cw?1:-1,a01+=p1,a11-=p1;else da1=0,a01=a11=(a0+a1)/2}var x01=r1*Math.cos(a01),y01=r1*Math.sin(a01),x10=r0*Math.cos(a10),y10=r0*Math.sin(a10);if(rc>epsilon$3){var x11=r1*Math.cos(a11),y11=r1*Math.sin(a11),x00=r0*Math.cos(a00),y00=r0*Math.sin(a00);if(da<pi$4){var oc=da0>epsilon$3?intersect(x01,y01,x00,y00,x11,y11,x10,y10):[x10,y10],ax=x01-oc[0],ay=y01-oc[1],bx=x11-oc[0],by=y11-oc[1],kc=1/Math.sin(Math.acos((ax*bx+ay*by)/(Math.sqrt(ax*ax+ay*ay)*Math.sqrt(bx*bx+by*by)))/2),lc=Math.sqrt(oc[0]*oc[0]+oc[1]*oc[1]);rc0=Math.min(rc,(r0-lc)/(kc-1));rc1=Math.min(rc,(r1-lc)/(kc+1))}}if(!(da1>epsilon$3))context.moveTo(x01,y01);else if(rc1>epsilon$3){t0=cornerTangents(x00,y00,x01,y01,r1,rc1,cw);t1=cornerTangents(x11,y11,x10,y10,r1,rc1,cw);context.moveTo(t0.cx+t0.x01,t0.cy+t0.y01);if(rc1<rc)context.arc(t0.cx,t0.cy,rc1,Math.atan2(t0.y01,t0.x01),Math.atan2(t1.y01,t1.x01),!cw);else{context.arc(t0.cx,t0.cy,rc1,Math.atan2(t0.y01,t0.x01),Math.atan2(t0.y11,t0.x11),!cw);context.arc(0,0,r1,Math.atan2(t0.cy+t0.y11,t0.cx+t0.x11),Math.atan2(t1.cy+t1.y11,t1.cx+t1.x11),!cw);context.arc(t1.cx,t1.cy,rc1,Math.atan2(t1.y11,t1.x11),Math.atan2(t1.y01,t1.x01),!cw)}}else context.moveTo(x01,y01),context.arc(0,0,r1,a01,a11,!cw);if(!(r0>epsilon$3)||!(da0>epsilon$3))context.lineTo(x10,y10);else if(rc0>epsilon$3){t0=cornerTangents(x10,y10,x11,y11,r0,-rc0,cw);t1=cornerTangents(x01,y01,x00,y00,r0,-rc0,cw);context.lineTo(t0.cx+t0.x01,t0.cy+t0.y01);if(rc0<rc)context.arc(t0.cx,t0.cy,rc0,Math.atan2(t0.y01,t0.x01),Math.atan2(t1.y01,t1.x01),!cw);else{context.arc(t0.cx,t0.cy,rc0,Math.atan2(t0.y01,t0.x01),Math.atan2(t0.y11,t0.x11),!cw);context.arc(0,0,r0,Math.atan2(t0.cy+t0.y11,t0.cx+t0.x11),Math.atan2(t1.cy+t1.y11,t1.cx+t1.x11),cw);context.arc(t1.cx,t1.cy,rc0,Math.atan2(t1.y11,t1.x11),Math.atan2(t1.y01,t1.x01),!cw)}}else context.arc(0,0,r0,a10,a00,cw)}context.closePath();if(buffer)return context=null,buffer+""||null}arc.centroid=function(){var r=(+innerRadius.apply(this,arguments)+ +outerRadius.apply(this,arguments))/2,a=(+startAngle.apply(this,arguments)+ +endAngle.apply(this,arguments))/2-pi$4/2;return[Math.cos(a)*r,Math.sin(a)*r]};arc.innerRadius=function(_){return arguments.length?(innerRadius=typeof _==="function"?_:constant$10(+_),arc):innerRadius};arc.outerRadius=function(_){return arguments.length?(outerRadius=typeof _==="function"?_:constant$10(+_),arc):outerRadius};arc.cornerRadius=function(_){return arguments.length?(cornerRadius=typeof _==="function"?_:constant$10(+_),arc):cornerRadius};arc.padRadius=function(_){return arguments.length?(padRadius=_==null?null:typeof _==="function"?_:constant$10(+_),arc):padRadius};arc.startAngle=function(_){return arguments.length?(startAngle=typeof _==="function"?_:constant$10(+_),arc):startAngle};arc.endAngle=function(_){return arguments.length?(endAngle=typeof _==="function"?_:constant$10(+_),arc):endAngle};arc.padAngle=function(_){return arguments.length?(padAngle=typeof _==="function"?_:constant$10(+_),arc):padAngle};arc.context=function(_){return arguments.length?(context=_==null?null:_,arc):context};return arc};function Linear(context){this._context=context}Linear.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._point=0},lineEnd:function(){if(this._line||this._line!==0&&this._point===1)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;default:this._context.lineTo(x,y);break}}};var curveLinear=function(context){return new Linear(context)};function x$3(p){return p[0]}function y$3(p){return p[1]}var line=function(){var x$$1=x$3,y$$1=y$3,defined=constant$10(true),context=null,curve=curveLinear,output=null;function line(data){var i,n=data.length,d,defined0=false,buffer;if(context==null)output=curve(buffer=path());for(i=0;i<=n;++i){if(!(i<n&&defined(d=data[i],i,data))===defined0){if(defined0=!defined0)output.lineStart();else output.lineEnd()}if(defined0)output.point(+x$$1(d,i,data),+y$$1(d,i,data))}if(buffer)return output=null,buffer+""||null}line.x=function(_){return arguments.length?(x$$1=typeof _==="function"?_:constant$10(+_),line):x$$1};line.y=function(_){return arguments.length?(y$$1=typeof _==="function"?_:constant$10(+_),line):y$$1};line.defined=function(_){return arguments.length?(defined=typeof _==="function"?_:constant$10(!!_),line):defined};line.curve=function(_){return arguments.length?(curve=_,context!=null&&(output=curve(context)),line):curve};line.context=function(_){return arguments.length?(_==null?context=output=null:output=curve(context=_),line):context};return line};var area$2=function(){var x0=x$3,x1=null,y0=constant$10(0),y1=y$3,defined=constant$10(true),context=null,curve=curveLinear,output=null;function area(data){var i,j,k,n=data.length,d,defined0=false,buffer,x0z=new Array(n),y0z=new Array(n);if(context==null)output=curve(buffer=path());for(i=0;i<=n;++i){if(!(i<n&&defined(d=data[i],i,data))===defined0){if(defined0=!defined0){j=i;output.areaStart();output.lineStart()}else{output.lineEnd();output.lineStart();for(k=i-1;k>=j;--k){output.point(x0z[k],y0z[k])}output.lineEnd();output.areaEnd()}}if(defined0){x0z[i]=+x0(d,i,data),y0z[i]=+y0(d,i,data);output.point(x1?+x1(d,i,data):x0z[i],y1?+y1(d,i,data):y0z[i])}}if(buffer)return output=null,buffer+""||null}function arealine(){return line().defined(defined).curve(curve).context(context)}area.x=function(_){return arguments.length?(x0=typeof _==="function"?_:constant$10(+_),x1=null,area):x0};area.x0=function(_){return arguments.length?(x0=typeof _==="function"?_:constant$10(+_),area):x0};area.x1=function(_){
return arguments.length?(x1=_==null?null:typeof _==="function"?_:constant$10(+_),area):x1};area.y=function(_){return arguments.length?(y0=typeof _==="function"?_:constant$10(+_),y1=null,area):y0};area.y0=function(_){return arguments.length?(y0=typeof _==="function"?_:constant$10(+_),area):y0};area.y1=function(_){return arguments.length?(y1=_==null?null:typeof _==="function"?_:constant$10(+_),area):y1};area.lineX0=area.lineY0=function(){return arealine().x(x0).y(y0)};area.lineY1=function(){return arealine().x(x0).y(y1)};area.lineX1=function(){return arealine().x(x1).y(y0)};area.defined=function(_){return arguments.length?(defined=typeof _==="function"?_:constant$10(!!_),area):defined};area.curve=function(_){return arguments.length?(curve=_,context!=null&&(output=curve(context)),area):curve};area.context=function(_){return arguments.length?(_==null?context=output=null:output=curve(context=_),area):context};return area};var descending$1=function(a,b){return b<a?-1:b>a?1:b>=a?0:NaN};var identity$7=function(d){return d};var pie=function(){var value=identity$7,sortValues=descending$1,sort=null,startAngle=constant$10(0),endAngle=constant$10(tau$4),padAngle=constant$10(0);function pie(data){var i,n=data.length,j,k,sum=0,index=new Array(n),arcs=new Array(n),a0=+startAngle.apply(this,arguments),da=Math.min(tau$4,Math.max(-tau$4,endAngle.apply(this,arguments)-a0)),a1,p=Math.min(Math.abs(da)/n,padAngle.apply(this,arguments)),pa=p*(da<0?-1:1),v;for(i=0;i<n;++i){if((v=arcs[index[i]=i]=+value(data[i],i,data))>0){sum+=v}}if(sortValues!=null)index.sort(function(i,j){return sortValues(arcs[i],arcs[j])});else if(sort!=null)index.sort(function(i,j){return sort(data[i],data[j])});for(i=0,k=sum?(da-n*pa)/sum:0;i<n;++i,a0=a1){j=index[i],v=arcs[j],a1=a0+(v>0?v*k:0)+pa,arcs[j]={data:data[j],index:i,value:v,startAngle:a0,endAngle:a1,padAngle:p}}return arcs}pie.value=function(_){return arguments.length?(value=typeof _==="function"?_:constant$10(+_),pie):value};pie.sortValues=function(_){return arguments.length?(sortValues=_,sort=null,pie):sortValues};pie.sort=function(_){return arguments.length?(sort=_,sortValues=null,pie):sort};pie.startAngle=function(_){return arguments.length?(startAngle=typeof _==="function"?_:constant$10(+_),pie):startAngle};pie.endAngle=function(_){return arguments.length?(endAngle=typeof _==="function"?_:constant$10(+_),pie):endAngle};pie.padAngle=function(_){return arguments.length?(padAngle=typeof _==="function"?_:constant$10(+_),pie):padAngle};return pie};var curveRadialLinear=curveRadial(curveLinear);function Radial(curve){this._curve=curve}Radial.prototype={areaStart:function(){this._curve.areaStart()},areaEnd:function(){this._curve.areaEnd()},lineStart:function(){this._curve.lineStart()},lineEnd:function(){this._curve.lineEnd()},point:function(a,r){this._curve.point(r*Math.sin(a),r*-Math.cos(a))}};function curveRadial(curve){function radial(context){return new Radial(curve(context))}radial._curve=curve;return radial}function radialLine(l){var c=l.curve;l.angle=l.x,delete l.x;l.radius=l.y,delete l.y;l.curve=function(_){return arguments.length?c(curveRadial(_)):c()._curve};return l}var radialLine$1=function(){return radialLine(line().curve(curveRadialLinear))};var radialArea=function(){var a=area$2().curve(curveRadialLinear),c=a.curve,x0=a.lineX0,x1=a.lineX1,y0=a.lineY0,y1=a.lineY1;a.angle=a.x,delete a.x;a.startAngle=a.x0,delete a.x0;a.endAngle=a.x1,delete a.x1;a.radius=a.y,delete a.y;a.innerRadius=a.y0,delete a.y0;a.outerRadius=a.y1,delete a.y1;a.lineStartAngle=function(){return radialLine(x0())},delete a.lineX0;a.lineEndAngle=function(){return radialLine(x1())},delete a.lineX1;a.lineInnerRadius=function(){return radialLine(y0())},delete a.lineY0;a.lineOuterRadius=function(){return radialLine(y1())},delete a.lineY1;a.curve=function(_){return arguments.length?c(curveRadial(_)):c()._curve};return a};var circle$2={draw:function(context,size){var r=Math.sqrt(size/pi$4);context.moveTo(r,0);context.arc(0,0,r,0,tau$4)}};var cross$1={draw:function(context,size){var r=Math.sqrt(size/5)/2;context.moveTo(-3*r,-r);context.lineTo(-r,-r);context.lineTo(-r,-3*r);context.lineTo(r,-3*r);context.lineTo(r,-r);context.lineTo(3*r,-r);context.lineTo(3*r,r);context.lineTo(r,r);context.lineTo(r,3*r);context.lineTo(-r,3*r);context.lineTo(-r,r);context.lineTo(-3*r,r);context.closePath()}};var tan30=Math.sqrt(1/3);var tan30_2=tan30*2;var diamond={draw:function(context,size){var y=Math.sqrt(size/tan30_2),x=y*tan30;context.moveTo(0,-y);context.lineTo(x,0);context.lineTo(0,y);context.lineTo(-x,0);context.closePath()}};var ka=.8908130915292852;var kr=Math.sin(pi$4/10)/Math.sin(7*pi$4/10);var kx=Math.sin(tau$4/10)*kr;var ky=-Math.cos(tau$4/10)*kr;var star={draw:function(context,size){var r=Math.sqrt(size*ka),x=kx*r,y=ky*r;context.moveTo(0,-r);context.lineTo(x,y);for(var i=1;i<5;++i){var a=tau$4*i/5,c=Math.cos(a),s=Math.sin(a);context.lineTo(s*r,-c*r);context.lineTo(c*x-s*y,s*x+c*y)}context.closePath()}};var square={draw:function(context,size){var w=Math.sqrt(size),x=-w/2;context.rect(x,x,w,w)}};var sqrt3=Math.sqrt(3);var triangle={draw:function(context,size){var y=-Math.sqrt(size/(sqrt3*3));context.moveTo(0,y*2);context.lineTo(-sqrt3*y,-y);context.lineTo(sqrt3*y,-y);context.closePath()}};var c=-.5;var s=Math.sqrt(3)/2;var k=1/Math.sqrt(12);var a=(k/2+1)*3;var wye={draw:function(context,size){var r=Math.sqrt(size/a),x0=r/2,y0=r*k,x1=x0,y1=r*k+r,x2=-x1,y2=y1;context.moveTo(x0,y0);context.lineTo(x1,y1);context.lineTo(x2,y2);context.lineTo(c*x0-s*y0,s*x0+c*y0);context.lineTo(c*x1-s*y1,s*x1+c*y1);context.lineTo(c*x2-s*y2,s*x2+c*y2);context.lineTo(c*x0+s*y0,c*y0-s*x0);context.lineTo(c*x1+s*y1,c*y1-s*x1);context.lineTo(c*x2+s*y2,c*y2-s*x2);context.closePath()}};var symbols=[circle$2,cross$1,diamond,square,star,triangle,wye];var symbol=function(){var type=constant$10(circle$2),size=constant$10(64),context=null;function symbol(){var buffer;if(!context)context=buffer=path();type.apply(this,arguments).draw(context,+size.apply(this,arguments));if(buffer)return context=null,buffer+""||null}symbol.type=function(_){return arguments.length?(type=typeof _==="function"?_:constant$10(_),symbol):type};symbol.size=function(_){return arguments.length?(size=typeof _==="function"?_:constant$10(+_),symbol):size};symbol.context=function(_){return arguments.length?(context=_==null?null:_,symbol):context};return symbol};var noop$2=function(){};function point$2(that,x,y){that._context.bezierCurveTo((2*that._x0+that._x1)/3,(2*that._y0+that._y1)/3,(that._x0+2*that._x1)/3,(that._y0+2*that._y1)/3,(that._x0+4*that._x1+x)/6,(that._y0+4*that._y1+y)/6)}function Basis(context){this._context=context}Basis.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=NaN;this._point=0},lineEnd:function(){switch(this._point){case 3:point$2(this,this._x1,this._y1);case 2:this._context.lineTo(this._x1,this._y1);break}if(this._line||this._line!==0&&this._point===1)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;break;case 2:this._point=3;this._context.lineTo((5*this._x0+this._x1)/6,(5*this._y0+this._y1)/6);default:point$2(this,x,y);break}this._x0=this._x1,this._x1=x;this._y0=this._y1,this._y1=y}};var basis$2=function(context){return new Basis(context)};function BasisClosed(context){this._context=context}BasisClosed.prototype={areaStart:noop$2,areaEnd:noop$2,lineStart:function(){this._x0=this._x1=this._x2=this._x3=this._x4=this._y0=this._y1=this._y2=this._y3=this._y4=NaN;this._point=0},lineEnd:function(){switch(this._point){case 1:{this._context.moveTo(this._x2,this._y2);this._context.closePath();break}case 2:{this._context.moveTo((this._x2+2*this._x3)/3,(this._y2+2*this._y3)/3);this._context.lineTo((this._x3+2*this._x2)/3,(this._y3+2*this._y2)/3);this._context.closePath();break}case 3:{this.point(this._x2,this._y2);this.point(this._x3,this._y3);this.point(this._x4,this._y4);break}}},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._x2=x,this._y2=y;break;case 1:this._point=2;this._x3=x,this._y3=y;break;case 2:this._point=3;this._x4=x,this._y4=y;this._context.moveTo((this._x0+4*this._x1+x)/6,(this._y0+4*this._y1+y)/6);break;default:point$2(this,x,y);break}this._x0=this._x1,this._x1=x;this._y0=this._y1,this._y1=y}};var basisClosed$1=function(context){return new BasisClosed(context)};function BasisOpen(context){this._context=context}BasisOpen.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=NaN;this._point=0},lineEnd:function(){if(this._line||this._line!==0&&this._point===3)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3;var x0=(this._x0+4*this._x1+x)/6,y0=(this._y0+4*this._y1+y)/6;this._line?this._context.lineTo(x0,y0):this._context.moveTo(x0,y0);break;case 3:this._point=4;default:point$2(this,x,y);break}this._x0=this._x1,this._x1=x;this._y0=this._y1,this._y1=y}};var basisOpen=function(context){return new BasisOpen(context)};function Bundle(context,beta){this._basis=new Basis(context);this._beta=beta}Bundle.prototype={lineStart:function(){this._x=[];this._y=[];this._basis.lineStart()},lineEnd:function(){var x=this._x,y=this._y,j=x.length-1;if(j>0){var x0=x[0],y0=y[0],dx=x[j]-x0,dy=y[j]-y0,i=-1,t;while(++i<=j){t=i/j;this._basis.point(this._beta*x[i]+(1-this._beta)*(x0+t*dx),this._beta*y[i]+(1-this._beta)*(y0+t*dy))}}this._x=this._y=null;this._basis.lineEnd()},point:function(x,y){this._x.push(+x);this._y.push(+y)}};var bundle=function custom(beta){function bundle(context){return beta===1?new Basis(context):new Bundle(context,beta)}bundle.beta=function(beta){return custom(+beta)};return bundle}(.85);function point$3(that,x,y){that._context.bezierCurveTo(that._x1+that._k*(that._x2-that._x0),that._y1+that._k*(that._y2-that._y0),that._x2+that._k*(that._x1-x),that._y2+that._k*(that._y1-y),that._x2,that._y2)}function Cardinal(context,tension){this._context=context;this._k=(1-tension)/6}Cardinal.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN;this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x2,this._y2);break;case 3:point$3(this,this._x1,this._y1);break}if(this._line||this._line!==0&&this._point===1)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;this._x1=x,this._y1=y;break;case 2:this._point=3;default:point$3(this,x,y);break}this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var cardinal=function custom(tension){function cardinal(context){return new Cardinal(context,tension)}cardinal.tension=function(tension){return custom(+tension)};return cardinal}(0);function CardinalClosed(context,tension){this._context=context;this._k=(1-tension)/6}CardinalClosed.prototype={areaStart:noop$2,areaEnd:noop$2,lineStart:function(){this._x0=this._x1=this._x2=this._x3=this._x4=this._x5=this._y0=this._y1=this._y2=this._y3=this._y4=this._y5=NaN;this._point=0},lineEnd:function(){switch(this._point){case 1:{this._context.moveTo(this._x3,this._y3);this._context.closePath();break}case 2:{this._context.lineTo(this._x3,this._y3);this._context.closePath();break}case 3:{this.point(this._x3,this._y3);this.point(this._x4,this._y4);this.point(this._x5,this._y5);break}}},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._x3=x,this._y3=y;break;case 1:this._point=2;this._context.moveTo(this._x4=x,this._y4=y);break;case 2:this._point=3;this._x5=x,this._y5=y;break;default:point$3(this,x,y);break}this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var cardinalClosed=function custom(tension){function cardinal(context){return new CardinalClosed(context,tension)}cardinal.tension=function(tension){return custom(+tension)};return cardinal}(0);function CardinalOpen(context,tension){this._context=context;this._k=(1-tension)/6}CardinalOpen.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN;this._point=0},lineEnd:function(){if(this._line||this._line!==0&&this._point===3)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3;this._line?this._context.lineTo(this._x2,this._y2):this._context.moveTo(this._x2,this._y2);break;case 3:this._point=4;default:point$3(this,x,y);break}this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var cardinalOpen=function custom(tension){function cardinal(context){return new CardinalOpen(context,tension)}cardinal.tension=function(tension){return custom(+tension)};return cardinal}(0);function point$4(that,x,y){var x1=that._x1,y1=that._y1,x2=that._x2,y2=that._y2;if(that._l01_a>epsilon$3){var a=2*that._l01_2a+3*that._l01_a*that._l12_a+that._l12_2a,n=3*that._l01_a*(that._l01_a+that._l12_a);x1=(x1*a-that._x0*that._l12_2a+that._x2*that._l01_2a)/n;y1=(y1*a-that._y0*that._l12_2a+that._y2*that._l01_2a)/n}if(that._l23_a>epsilon$3){var b=2*that._l23_2a+3*that._l23_a*that._l12_a+that._l12_2a,m=3*that._l23_a*(that._l23_a+that._l12_a);x2=(x2*b+that._x1*that._l23_2a-x*that._l12_2a)/m;y2=(y2*b+that._y1*that._l23_2a-y*that._l12_2a)/m}that._context.bezierCurveTo(x1,y1,x2,y2,that._x2,that._y2)}function CatmullRom(context,alpha){this._context=context;this._alpha=alpha}CatmullRom.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN;this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x2,this._y2);break;case 3:this.point(this._x2,this._y2);break}if(this._line||this._line!==0&&this._point===1)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;if(this._point){var x23=this._x2-x,y23=this._y2-y;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(x23*x23+y23*y23,this._alpha))}switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;break;case 2:this._point=3;default:point$4(this,x,y);break}this._l01_a=this._l12_a,this._l12_a=this._l23_a;this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a;this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var catmullRom=function custom(alpha){function catmullRom(context){return alpha?new CatmullRom(context,alpha):new Cardinal(context,0)}catmullRom.alpha=function(alpha){return custom(+alpha)};return catmullRom}(.5);function CatmullRomClosed(context,alpha){this._context=context;this._alpha=alpha}CatmullRomClosed.prototype={areaStart:noop$2,areaEnd:noop$2,lineStart:function(){this._x0=this._x1=this._x2=this._x3=this._x4=this._x5=this._y0=this._y1=this._y2=this._y3=this._y4=this._y5=NaN;this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){switch(this._point){case 1:{this._context.moveTo(this._x3,this._y3);this._context.closePath();break}case 2:{this._context.lineTo(this._x3,this._y3);this._context.closePath();break}case 3:{this.point(this._x3,this._y3);this.point(this._x4,this._y4);this.point(this._x5,this._y5);break}}},point:function(x,y){x=+x,y=+y;if(this._point){var x23=this._x2-x,y23=this._y2-y;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(x23*x23+y23*y23,this._alpha))}switch(this._point){case 0:this._point=1;this._x3=x,this._y3=y;break;case 1:this._point=2;this._context.moveTo(this._x4=x,this._y4=y);break;case 2:this._point=3;this._x5=x,this._y5=y;break;default:point$4(this,x,y);break}this._l01_a=this._l12_a,this._l12_a=this._l23_a;this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a;this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var catmullRomClosed=function custom(alpha){function catmullRom(context){return alpha?new CatmullRomClosed(context,alpha):new CardinalClosed(context,0)}catmullRom.alpha=function(alpha){return custom(+alpha)};return catmullRom}(.5);function CatmullRomOpen(context,alpha){this._context=context;this._alpha=alpha}CatmullRomOpen.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._x2=this._y0=this._y1=this._y2=NaN;this._l01_a=this._l12_a=this._l23_a=this._l01_2a=this._l12_2a=this._l23_2a=this._point=0},lineEnd:function(){if(this._line||this._line!==0&&this._point===3)this._context.closePath();this._line=1-this._line},point:function(x,y){x=+x,y=+y;if(this._point){var x23=this._x2-x,y23=this._y2-y;this._l23_a=Math.sqrt(this._l23_2a=Math.pow(x23*x23+y23*y23,this._alpha))}switch(this._point){case 0:this._point=1;break;case 1:this._point=2;break;case 2:this._point=3;this._line?this._context.lineTo(this._x2,this._y2):this._context.moveTo(this._x2,this._y2);break;case 3:this._point=4;default:point$4(this,x,y);break}this._l01_a=this._l12_a,this._l12_a=this._l23_a;this._l01_2a=this._l12_2a,this._l12_2a=this._l23_2a;this._x0=this._x1,this._x1=this._x2,this._x2=x;this._y0=this._y1,this._y1=this._y2,this._y2=y}};var catmullRomOpen=function custom(alpha){function catmullRom(context){return alpha?new CatmullRomOpen(context,alpha):new CardinalOpen(context,0)}catmullRom.alpha=function(alpha){return custom(+alpha)};return catmullRom}(.5);function LinearClosed(context){this._context=context}LinearClosed.prototype={areaStart:noop$2,areaEnd:noop$2,lineStart:function(){this._point=0},lineEnd:function(){if(this._point)this._context.closePath()},point:function(x,y){x=+x,y=+y;if(this._point)this._context.lineTo(x,y);else this._point=1,this._context.moveTo(x,y)}};var linearClosed=function(context){return new LinearClosed(context)};function sign$1(x){return x<0?-1:1}function slope3(that,x2,y2){var h0=that._x1-that._x0,h1=x2-that._x1,s0=(that._y1-that._y0)/(h0||h1<0&&-0),s1=(y2-that._y1)/(h1||h0<0&&-0),p=(s0*h1+s1*h0)/(h0+h1);return(sign$1(s0)+sign$1(s1))*Math.min(Math.abs(s0),Math.abs(s1),.5*Math.abs(p))||0}function slope2(that,t){var h=that._x1-that._x0;return h?(3*(that._y1-that._y0)/h-t)/2:t}function point$5(that,t0,t1){var x0=that._x0,y0=that._y0,x1=that._x1,y1=that._y1,dx=(x1-x0)/3;that._context.bezierCurveTo(x0+dx,y0+dx*t0,x1-dx,y1-dx*t1,x1,y1)}function MonotoneX(context){this._context=context}MonotoneX.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=this._t0=NaN;this._point=0},lineEnd:function(){switch(this._point){case 2:this._context.lineTo(this._x1,this._y1);break;case 3:point$5(this,this._t0,slope2(this,this._t0));break}if(this._line||this._line!==0&&this._point===1)this._context.closePath();this._line=1-this._line},point:function(x,y){var t1=NaN;x=+x,y=+y;if(x===this._x1&&y===this._y1)return;switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;break;case 2:this._point=3;point$5(this,slope2(this,t1=slope3(this,x,y)),t1);break;default:point$5(this,this._t0,t1=slope3(this,x,y));break}this._x0=this._x1,this._x1=x;this._y0=this._y1,this._y1=y;this._t0=t1}};function MonotoneY(context){this._context=new ReflectContext(context)}(MonotoneY.prototype=Object.create(MonotoneX.prototype)).point=function(x,y){MonotoneX.prototype.point.call(this,y,x)};function ReflectContext(context){this._context=context}ReflectContext.prototype={moveTo:function(x,y){this._context.moveTo(y,x)},closePath:function(){this._context.closePath()},lineTo:function(x,y){this._context.lineTo(y,x)},bezierCurveTo:function(x1,y1,x2,y2,x,y){this._context.bezierCurveTo(y1,x1,y2,x2,y,x)}};function monotoneX(context){return new MonotoneX(context)}function monotoneY(context){return new MonotoneY(context)}function Natural(context){this._context=context}Natural.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x=[];this._y=[]},lineEnd:function(){var x=this._x,y=this._y,n=x.length;if(n){this._line?this._context.lineTo(x[0],y[0]):this._context.moveTo(x[0],y[0]);if(n===2){this._context.lineTo(x[1],y[1])}else{var px=controlPoints(x),py=controlPoints(y);for(var i0=0,i1=1;i1<n;++i0,++i1){this._context.bezierCurveTo(px[0][i0],py[0][i0],px[1][i0],py[1][i0],x[i1],y[i1])}}}if(this._line||this._line!==0&&n===1)this._context.closePath();this._line=1-this._line;this._x=this._y=null},point:function(x,y){this._x.push(+x);this._y.push(+y)}};function controlPoints(x){var i,n=x.length-1,m,a=new Array(n),b=new Array(n),r=new Array(n);a[0]=0,b[0]=2,r[0]=x[0]+2*x[1];for(i=1;i<n-1;++i)a[i]=1,b[i]=4,r[i]=4*x[i]+2*x[i+1];a[n-1]=2,b[n-1]=7,r[n-1]=8*x[n-1]+x[n];for(i=1;i<n;++i)m=a[i]/b[i-1],b[i]-=m,r[i]-=m*r[i-1];a[n-1]=r[n-1]/b[n-1];for(i=n-2;i>=0;--i)a[i]=(r[i]-a[i+1])/b[i];b[n-1]=(x[n]+a[n-1])/2;for(i=0;i<n-1;++i)b[i]=2*x[i+1]-a[i+1];return[a,b]}var natural=function(context){return new Natural(context)};function Step(context,t){this._context=context;this._t=t}Step.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x=this._y=NaN;this._point=0},lineEnd:function(){if(0<this._t&&this._t<1&&this._point===2)this._context.lineTo(this._x,this._y);if(this._line||this._line!==0&&this._point===1)this._context.closePath();if(this._line>=0)this._t=1-this._t,this._line=1-this._line},point:function(x,y){x=+x,y=+y;switch(this._point){case 0:this._point=1;this._line?this._context.lineTo(x,y):this._context.moveTo(x,y);break;case 1:this._point=2;default:{if(this._t<=0){this._context.lineTo(this._x,y);this._context.lineTo(x,y)}else{var x1=this._x*(1-this._t)+x*this._t;this._context.lineTo(x1,this._y);this._context.lineTo(x1,y)}break}}this._x=x,this._y=y}};var step=function(context){return new Step(context,.5)};function stepBefore(context){return new Step(context,0)}function stepAfter(context){return new Step(context,1)}var slice$5=Array.prototype.slice;var none$1=function(series,order){if(!((n=series.length)>1))return;for(var i=1,s0,s1=series[order[0]],n,m=s1.length;i<n;++i){s0=s1,s1=series[order[i]];for(var j=0;j<m;++j){s1[j][1]+=s1[j][0]=isNaN(s0[j][1])?s0[j][0]:s0[j][1]}}};var none$2=function(series){var n=series.length,o=new Array(n);while(--n>=0)o[n]=n;return o};function stackValue(d,key){return d[key]}var stack=function(){var keys=constant$10([]),order=none$2,offset=none$1,value=stackValue;function stack(data){var kz=keys.apply(this,arguments),i,m=data.length,n=kz.length,sz=new Array(n),oz;for(i=0;i<n;++i){for(var ki=kz[i],si=sz[i]=new Array(m),j=0,sij;j<m;++j){si[j]=sij=[0,+value(data[j],ki,j,data)];sij.data=data[j]}si.key=ki}for(i=0,oz=order(sz);i<n;++i){sz[oz[i]].index=i}offset(sz,oz);return sz}stack.keys=function(_){return arguments.length?(keys=typeof _==="function"?_:constant$10(slice$5.call(_)),stack):keys};stack.value=function(_){return arguments.length?(value=typeof _==="function"?_:constant$10(+_),stack):value};stack.order=function(_){return arguments.length?(order=_==null?none$2:typeof _==="function"?_:constant$10(slice$5.call(_)),stack):order};stack.offset=function(_){return arguments.length?(offset=_==null?none$1:_,stack):offset};return stack};var expand=function(series,order){if(!((n=series.length)>0))return;for(var i,n,j=0,m=series[0].length,y;j<m;++j){for(y=i=0;i<n;++i)y+=series[i][j][1]||0;if(y)for(i=0;i<n;++i)series[i][j][1]/=y}none$1(series,order)};var silhouette=function(series,order){if(!((n=series.length)>0))return;for(var j=0,s0=series[order[0]],n,m=s0.length;j<m;++j){for(var i=0,y=0;i<n;++i)y+=series[i][j][1]||0;s0[j][1]+=s0[j][0]=-y/2}none$1(series,order)};var wiggle=function(series,order){if(!((n=series.length)>0)||!((m=(s0=series[order[0]]).length)>0))return;for(var y=0,j=1,s0,m,n;j<m;++j){for(var i=0,s1=0,s2=0;i<n;++i){var si=series[order[i]],sij0=si[j][1]||0,sij1=si[j-1][1]||0,s3=(sij0-sij1)/2;for(var k=0;k<i;++k){var sk=series[order[k]],skj0=sk[j][1]||0,skj1=sk[j-1][1]||0;s3+=skj0-skj1}s1+=sij0,s2+=s3*sij0}s0[j-1][1]+=s0[j-1][0]=y;if(s1)y-=s2/s1}s0[j-1][1]+=s0[j-1][0]=y;none$1(series,order)};var ascending$2=function(series){var sums=series.map(sum$2);return none$2(series).sort(function(a,b){return sums[a]-sums[b]})};function sum$2(series){var s=0,i=-1,n=series.length,v;while(++i<n)if(v=+series[i][1])s+=v;return s}var descending$2=function(series){return ascending$2(series).reverse()};var insideOut=function(series){var n=series.length,i,j,sums=series.map(sum$2),order=none$2(series).sort(function(a,b){return sums[b]-sums[a]}),top=0,bottom=0,tops=[],bottoms=[];for(i=0;i<n;++i){j=order[i];if(top<bottom){top+=sums[j];tops.push(j)}else{bottom+=sums[j];bottoms.push(j)}}return bottoms.reverse().concat(tops)};var reverse=function(series){return none$2(series).reverse()};var constant$11=function(x){return function(){return x}};function x$4(d){return d[0]}function y$4(d){return d[1]}function RedBlackTree(){this._=null}function RedBlackNode(node){node.U=node.C=node.L=node.R=node.P=node.N=null}RedBlackTree.prototype={constructor:RedBlackTree,insert:function(after,node){var parent,grandpa,uncle;if(after){node.P=after;node.N=after.N;if(after.N)after.N.P=node;after.N=node;if(after.R){after=after.R;while(after.L)after=after.L;after.L=node}else{after.R=node}parent=after}else if(this._){after=RedBlackFirst(this._);node.P=null;node.N=after;after.P=after.L=node;parent=after}else{node.P=node.N=null;this._=node;parent=null}node.L=node.R=null;node.U=parent;node.C=true;after=node;while(parent&&parent.C){grandpa=parent.U;if(parent===grandpa.L){uncle=grandpa.R;if(uncle&&uncle.C){parent.C=uncle.C=false;grandpa.C=true;after=grandpa}else{if(after===parent.R){RedBlackRotateLeft(this,parent);after=parent;parent=after.U}parent.C=false;grandpa.C=true;RedBlackRotateRight(this,grandpa)}}else{uncle=grandpa.L;if(uncle&&uncle.C){parent.C=uncle.C=false;grandpa.C=true;after=grandpa}else{if(after===parent.L){RedBlackRotateRight(this,parent);after=parent;parent=after.U}parent.C=false;grandpa.C=true;RedBlackRotateLeft(this,grandpa)}}parent=after.U}this._.C=false},remove:function(node){if(node.N)node.N.P=node.P;if(node.P)node.P.N=node.N;node.N=node.P=null;var parent=node.U,sibling,left=node.L,right=node.R,next,red;if(!left)next=right;else if(!right)next=left;else next=RedBlackFirst(right);if(parent){if(parent.L===node)parent.L=next;else parent.R=next}else{this._=next}if(left&&right){red=next.C;next.C=node.C;next.L=left;left.U=next;if(next!==right){parent=next.U;next.U=node.U;node=next.R;parent.L=node;next.R=right;right.U=next}else{next.U=parent;parent=next;node=next.R}}else{red=node.C;node=next}if(node)node.U=parent;if(red)return;if(node&&node.C){node.C=false;return}do{if(node===this._)break;if(node===parent.L){sibling=parent.R;if(sibling.C){sibling.C=false;parent.C=true;RedBlackRotateLeft(this,parent);sibling=parent.R}if(sibling.L&&sibling.L.C||sibling.R&&sibling.R.C){if(!sibling.R||!sibling.R.C){sibling.L.C=false;sibling.C=true;RedBlackRotateRight(this,sibling);sibling=parent.R}sibling.C=parent.C;parent.C=sibling.R.C=false;RedBlackRotateLeft(this,parent);node=this._;break}}else{sibling=parent.L;if(sibling.C){sibling.C=false;parent.C=true;RedBlackRotateRight(this,parent);sibling=parent.L}if(sibling.L&&sibling.L.C||sibling.R&&sibling.R.C){if(!sibling.L||!sibling.L.C){sibling.R.C=false;sibling.C=true;RedBlackRotateLeft(this,sibling);sibling=parent.L}sibling.C=parent.C;parent.C=sibling.L.C=false;RedBlackRotateRight(this,parent);node=this._;break}}sibling.C=true;node=parent;parent=parent.U}while(!node.C);if(node)node.C=false}};function RedBlackRotateLeft(tree,node){var p=node,q=node.R,parent=p.U;if(parent){if(parent.L===p)parent.L=q;else parent.R=q}else{tree._=q}q.U=parent;p.U=q;p.R=q.L;if(p.R)p.R.U=p;q.L=p}function RedBlackRotateRight(tree,node){var p=node,q=node.L,parent=p.U;if(parent){if(parent.L===p)parent.L=q;else parent.R=q}else{tree._=q}q.U=parent;p.U=q;p.L=q.R;if(p.L)p.L.U=p;q.R=p}function RedBlackFirst(node){while(node.L)node=node.L;return node}function createEdge(left,right,v0,v1){var edge=[null,null],index=edges.push(edge)-1;edge.left=left;edge.right=right;if(v0)setEdgeEnd(edge,left,right,v0);if(v1)setEdgeEnd(edge,right,left,v1);cells[left.index].halfedges.push(index);cells[right.index].halfedges.push(index);return edge}function createBorderEdge(left,v0,v1){var edge=[v0,v1];edge.left=left;return edge}function setEdgeEnd(edge,left,right,vertex){if(!edge[0]&&!edge[1]){edge[0]=vertex;edge.left=left;edge.right=right}else if(edge.left===right){edge[1]=vertex}else{edge[0]=vertex}}function clipEdge(edge,x0,y0,x1,y1){var a=edge[0],b=edge[1],ax=a[0],ay=a[1],bx=b[0],by=b[1],t0=0,t1=1,dx=bx-ax,dy=by-ay,r;r=x0-ax;if(!dx&&r>0)return;r/=dx;if(dx<0){if(r<t0)return;if(r<t1)t1=r}else if(dx>0){if(r>t1)return;if(r>t0)t0=r}r=x1-ax;if(!dx&&r<0)return;r/=dx;if(dx<0){if(r>t1)return;if(r>t0)t0=r}else if(dx>0){if(r<t0)return;if(r<t1)t1=r}r=y0-ay;if(!dy&&r>0)return;r/=dy;if(dy<0){if(r<t0)return;if(r<t1)t1=r}else if(dy>0){if(r>t1)return;if(r>t0)t0=r}r=y1-ay;if(!dy&&r<0)return;r/=dy;if(dy<0){if(r>t1)return;if(r>t0)t0=r}else if(dy>0){if(r<t0)return;if(r<t1)t1=r}if(!(t0>0)&&!(t1<1))return true;if(t0>0)edge[0]=[ax+t0*dx,ay+t0*dy];if(t1<1)edge[1]=[ax+t1*dx,ay+t1*dy];return true}function connectEdge(edge,x0,y0,x1,y1){var v1=edge[1];if(v1)return true;var v0=edge[0],left=edge.left,right=edge.right,lx=left[0],ly=left[1],rx=right[0],ry=right[1],fx=(lx+rx)/2,fy=(ly+ry)/2,fm,fb;if(ry===ly){if(fx<x0||fx>=x1)return;if(lx>rx){if(!v0)v0=[fx,y0];else if(v0[1]>=y1)return;v1=[fx,y1]}else{if(!v0)v0=[fx,y1];else if(v0[1]<y0)return;v1=[fx,y0]}}else{fm=(lx-rx)/(ry-ly);fb=fy-fm*fx;if(fm<-1||fm>1){if(lx>rx){if(!v0)v0=[(y0-fb)/fm,y0];else if(v0[1]>=y1)return;v1=[(y1-fb)/fm,y1]}else{if(!v0)v0=[(y1-fb)/fm,y1];else if(v0[1]<y0)return;v1=[(y0-fb)/fm,y0]}}else{if(ly<ry){if(!v0)v0=[x0,fm*x0+fb];else if(v0[0]>=x1)return;v1=[x1,fm*x1+fb]}else{if(!v0)v0=[x1,fm*x1+fb];else if(v0[0]<x0)return;v1=[x0,fm*x0+fb]}}}edge[0]=v0;edge[1]=v1;return true}function clipEdges(x0,y0,x1,y1){var i=edges.length,edge;while(i--){if(!connectEdge(edge=edges[i],x0,y0,x1,y1)||!clipEdge(edge,x0,y0,x1,y1)||!(Math.abs(edge[0][0]-edge[1][0])>epsilon$4||Math.abs(edge[0][1]-edge[1][1])>epsilon$4)){delete edges[i]}}}function createCell(site){return cells[site.index]={site:site,halfedges:[]}}function cellHalfedgeAngle(cell,edge){var site=cell.site,va=edge.left,vb=edge.right;if(site===vb)vb=va,va=site;if(vb)return Math.atan2(vb[1]-va[1],vb[0]-va[0]);if(site===va)va=edge[1],vb=edge[0];else va=edge[0],vb=edge[1];return Math.atan2(va[0]-vb[0],vb[1]-va[1])}function cellHalfedgeStart(cell,edge){return edge[+(edge.left!==cell.site)]}function cellHalfedgeEnd(cell,edge){return edge[+(edge.left===cell.site)]}function sortCellHalfedges(){for(var i=0,n=cells.length,cell,halfedges,j,m;i<n;++i){if((cell=cells[i])&&(m=(halfedges=cell.halfedges).length)){var index=new Array(m),array=new Array(m);for(j=0;j<m;++j)index[j]=j,array[j]=cellHalfedgeAngle(cell,edges[halfedges[j]]);index.sort(function(i,j){return array[j]-array[i]});for(j=0;j<m;++j)array[j]=halfedges[index[j]];for(j=0;j<m;++j)halfedges[j]=array[j]}}}function clipCells(x0,y0,x1,y1){var nCells=cells.length,iCell,cell,site,iHalfedge,halfedges,nHalfedges,start,startX,startY,end,endX,endY,cover=true;for(iCell=0;iCell<nCells;++iCell){if(cell=cells[iCell]){site=cell.site;halfedges=cell.halfedges;iHalfedge=halfedges.length;while(iHalfedge--){if(!edges[halfedges[iHalfedge]]){
halfedges.splice(iHalfedge,1)}}iHalfedge=0,nHalfedges=halfedges.length;while(iHalfedge<nHalfedges){end=cellHalfedgeEnd(cell,edges[halfedges[iHalfedge]]),endX=end[0],endY=end[1];start=cellHalfedgeStart(cell,edges[halfedges[++iHalfedge%nHalfedges]]),startX=start[0],startY=start[1];if(Math.abs(endX-startX)>epsilon$4||Math.abs(endY-startY)>epsilon$4){halfedges.splice(iHalfedge,0,edges.push(createBorderEdge(site,end,Math.abs(endX-x0)<epsilon$4&&y1-endY>epsilon$4?[x0,Math.abs(startX-x0)<epsilon$4?startY:y1]:Math.abs(endY-y1)<epsilon$4&&x1-endX>epsilon$4?[Math.abs(startY-y1)<epsilon$4?startX:x1,y1]:Math.abs(endX-x1)<epsilon$4&&endY-y0>epsilon$4?[x1,Math.abs(startX-x1)<epsilon$4?startY:y0]:Math.abs(endY-y0)<epsilon$4&&endX-x0>epsilon$4?[Math.abs(startY-y0)<epsilon$4?startX:x0,y0]:null))-1);++nHalfedges}}if(nHalfedges)cover=false}}if(cover){var dx,dy,d2,dc=Infinity;for(iCell=0,cover=null;iCell<nCells;++iCell){if(cell=cells[iCell]){site=cell.site;dx=site[0]-x0;dy=site[1]-y0;d2=dx*dx+dy*dy;if(d2<dc)dc=d2,cover=cell}}if(cover){var v00=[x0,y0],v01=[x0,y1],v11=[x1,y1],v10=[x1,y0];cover.halfedges.push(edges.push(createBorderEdge(site=cover.site,v00,v01))-1,edges.push(createBorderEdge(site,v01,v11))-1,edges.push(createBorderEdge(site,v11,v10))-1,edges.push(createBorderEdge(site,v10,v00))-1)}}for(iCell=0;iCell<nCells;++iCell){if(cell=cells[iCell]){if(!cell.halfedges.length){delete cells[iCell]}}}}var circlePool=[];var firstCircle;function Circle(){RedBlackNode(this);this.x=this.y=this.arc=this.site=this.cy=null}function attachCircle(arc){var lArc=arc.P,rArc=arc.N;if(!lArc||!rArc)return;var lSite=lArc.site,cSite=arc.site,rSite=rArc.site;if(lSite===rSite)return;var bx=cSite[0],by=cSite[1],ax=lSite[0]-bx,ay=lSite[1]-by,cx=rSite[0]-bx,cy=rSite[1]-by;var d=2*(ax*cy-ay*cx);if(d>=-epsilon2$2)return;var ha=ax*ax+ay*ay,hc=cx*cx+cy*cy,x=(cy*ha-ay*hc)/d,y=(ax*hc-cx*ha)/d;var circle=circlePool.pop()||new Circle;circle.arc=arc;circle.site=cSite;circle.x=x+bx;circle.y=(circle.cy=y+by)+Math.sqrt(x*x+y*y);arc.circle=circle;var before=null,node=circles._;while(node){if(circle.y<node.y||circle.y===node.y&&circle.x<=node.x){if(node.L)node=node.L;else{before=node.P;break}}else{if(node.R)node=node.R;else{before=node;break}}}circles.insert(before,circle);if(!before)firstCircle=circle}function detachCircle(arc){var circle=arc.circle;if(circle){if(!circle.P)firstCircle=circle.N;circles.remove(circle);circlePool.push(circle);RedBlackNode(circle);arc.circle=null}}var beachPool=[];function Beach(){RedBlackNode(this);this.edge=this.site=this.circle=null}function createBeach(site){var beach=beachPool.pop()||new Beach;beach.site=site;return beach}function detachBeach(beach){detachCircle(beach);beaches.remove(beach);beachPool.push(beach);RedBlackNode(beach)}function removeBeach(beach){var circle=beach.circle,x=circle.x,y=circle.cy,vertex=[x,y],previous=beach.P,next=beach.N,disappearing=[beach];detachBeach(beach);var lArc=previous;while(lArc.circle&&Math.abs(x-lArc.circle.x)<epsilon$4&&Math.abs(y-lArc.circle.cy)<epsilon$4){previous=lArc.P;disappearing.unshift(lArc);detachBeach(lArc);lArc=previous}disappearing.unshift(lArc);detachCircle(lArc);var rArc=next;while(rArc.circle&&Math.abs(x-rArc.circle.x)<epsilon$4&&Math.abs(y-rArc.circle.cy)<epsilon$4){next=rArc.N;disappearing.push(rArc);detachBeach(rArc);rArc=next}disappearing.push(rArc);detachCircle(rArc);var nArcs=disappearing.length,iArc;for(iArc=1;iArc<nArcs;++iArc){rArc=disappearing[iArc];lArc=disappearing[iArc-1];setEdgeEnd(rArc.edge,lArc.site,rArc.site,vertex)}lArc=disappearing[0];rArc=disappearing[nArcs-1];rArc.edge=createEdge(lArc.site,rArc.site,null,vertex);attachCircle(lArc);attachCircle(rArc)}function addBeach(site){var x=site[0],directrix=site[1],lArc,rArc,dxl,dxr,node=beaches._;while(node){dxl=leftBreakPoint(node,directrix)-x;if(dxl>epsilon$4)node=node.L;else{dxr=x-rightBreakPoint(node,directrix);if(dxr>epsilon$4){if(!node.R){lArc=node;break}node=node.R}else{if(dxl>-epsilon$4){lArc=node.P;rArc=node}else if(dxr>-epsilon$4){lArc=node;rArc=node.N}else{lArc=rArc=node}break}}}createCell(site);var newArc=createBeach(site);beaches.insert(lArc,newArc);if(!lArc&&!rArc)return;if(lArc===rArc){detachCircle(lArc);rArc=createBeach(lArc.site);beaches.insert(newArc,rArc);newArc.edge=rArc.edge=createEdge(lArc.site,newArc.site);attachCircle(lArc);attachCircle(rArc);return}if(!rArc){newArc.edge=createEdge(lArc.site,newArc.site);return}detachCircle(lArc);detachCircle(rArc);var lSite=lArc.site,ax=lSite[0],ay=lSite[1],bx=site[0]-ax,by=site[1]-ay,rSite=rArc.site,cx=rSite[0]-ax,cy=rSite[1]-ay,d=2*(bx*cy-by*cx),hb=bx*bx+by*by,hc=cx*cx+cy*cy,vertex=[(cy*hb-by*hc)/d+ax,(bx*hc-cx*hb)/d+ay];setEdgeEnd(rArc.edge,lSite,rSite,vertex);newArc.edge=createEdge(lSite,site,null,vertex);rArc.edge=createEdge(site,rSite,null,vertex);attachCircle(lArc);attachCircle(rArc)}function leftBreakPoint(arc,directrix){var site=arc.site,rfocx=site[0],rfocy=site[1],pby2=rfocy-directrix;if(!pby2)return rfocx;var lArc=arc.P;if(!lArc)return-Infinity;site=lArc.site;var lfocx=site[0],lfocy=site[1],plby2=lfocy-directrix;if(!plby2)return lfocx;var hl=lfocx-rfocx,aby2=1/pby2-1/plby2,b=hl/plby2;if(aby2)return(-b+Math.sqrt(b*b-2*aby2*(hl*hl/(-2*plby2)-lfocy+plby2/2+rfocy-pby2/2)))/aby2+rfocx;return(rfocx+lfocx)/2}function rightBreakPoint(arc,directrix){var rArc=arc.N;if(rArc)return leftBreakPoint(rArc,directrix);var site=arc.site;return site[1]===directrix?site[0]:Infinity}var epsilon$4=1e-6;var epsilon2$2=1e-12;var beaches;var cells;var circles;var edges;function triangleArea(a,b,c){return(a[0]-c[0])*(b[1]-a[1])-(a[0]-b[0])*(c[1]-a[1])}function lexicographic(a,b){return b[1]-a[1]||b[0]-a[0]}function Diagram(sites,extent){var site=sites.sort(lexicographic).pop(),x,y,circle;edges=[];cells=new Array(sites.length);beaches=new RedBlackTree;circles=new RedBlackTree;while(true){circle=firstCircle;if(site&&(!circle||site[1]<circle.y||site[1]===circle.y&&site[0]<circle.x)){if(site[0]!==x||site[1]!==y){addBeach(site);x=site[0],y=site[1]}site=sites.pop()}else if(circle){removeBeach(circle.arc)}else{break}}sortCellHalfedges();if(extent){var x0=+extent[0][0],y0=+extent[0][1],x1=+extent[1][0],y1=+extent[1][1];clipEdges(x0,y0,x1,y1);clipCells(x0,y0,x1,y1)}this.edges=edges;this.cells=cells;beaches=circles=edges=cells=null}Diagram.prototype={constructor:Diagram,polygons:function(){var edges=this.edges;return this.cells.map(function(cell){var polygon=cell.halfedges.map(function(i){return cellHalfedgeStart(cell,edges[i])});polygon.data=cell.site.data;return polygon})},triangles:function(){var triangles=[],edges=this.edges;this.cells.forEach(function(cell,i){if(!(m=(halfedges=cell.halfedges).length))return;var site=cell.site,halfedges,j=-1,m,s0,e1=edges[halfedges[m-1]],s1=e1.left===site?e1.right:e1.left;while(++j<m){s0=s1;e1=edges[halfedges[j]];s1=e1.left===site?e1.right:e1.left;if(s0&&s1&&i<s0.index&&i<s1.index&&triangleArea(site,s0,s1)<0){triangles.push([site.data,s0.data,s1.data])}}});return triangles},links:function(){return this.edges.filter(function(edge){return edge.right}).map(function(edge){return{source:edge.left.data,target:edge.right.data}})},find:function(x,y,radius){var that=this,i0,i1=that._found||0,n=that.cells.length,cell;while(!(cell=that.cells[i1]))if(++i1>=n)return null;var dx=x-cell.site[0],dy=y-cell.site[1],d2=dx*dx+dy*dy;do{cell=that.cells[i0=i1],i1=null;cell.halfedges.forEach(function(e){var edge=that.edges[e],v=edge.left;if((v===cell.site||!v)&&!(v=edge.right))return;var vx=x-v[0],vy=y-v[1],v2=vx*vx+vy*vy;if(v2<d2)d2=v2,i1=v.index})}while(i1!==null);that._found=i0;return radius==null||d2<=radius*radius?cell.site:null}};var voronoi=function(){var x$$1=x$4,y$$1=y$4,extent=null;function voronoi(data){return new Diagram(data.map(function(d,i){var s=[Math.round(x$$1(d,i,data)/epsilon$4)*epsilon$4,Math.round(y$$1(d,i,data)/epsilon$4)*epsilon$4];s.index=i;s.data=d;return s}),extent)}voronoi.polygons=function(data){return voronoi(data).polygons()};voronoi.links=function(data){return voronoi(data).links()};voronoi.triangles=function(data){return voronoi(data).triangles()};voronoi.x=function(_){return arguments.length?(x$$1=typeof _==="function"?_:constant$11(+_),voronoi):x$$1};voronoi.y=function(_){return arguments.length?(y$$1=typeof _==="function"?_:constant$11(+_),voronoi):y$$1};voronoi.extent=function(_){return arguments.length?(extent=_==null?null:[[+_[0][0],+_[0][1]],[+_[1][0],+_[1][1]]],voronoi):extent&&[[extent[0][0],extent[0][1]],[extent[1][0],extent[1][1]]]};voronoi.size=function(_){return arguments.length?(extent=_==null?null:[[0,0],[+_[0],+_[1]]],voronoi):extent&&[extent[1][0]-extent[0][0],extent[1][1]-extent[0][1]]};return voronoi};var constant$12=function(x){return function(){return x}};function ZoomEvent(target,type,transform){this.target=target;this.type=type;this.transform=transform}function Transform(k,x,y){this.k=k;this.x=x;this.y=y}Transform.prototype={constructor:Transform,scale:function(k){return k===1?this:new Transform(this.k*k,this.x,this.y)},translate:function(x,y){return x===0&y===0?this:new Transform(this.k,this.x+this.k*x,this.y+this.k*y)},apply:function(point){return[point[0]*this.k+this.x,point[1]*this.k+this.y]},applyX:function(x){return x*this.k+this.x},applyY:function(y){return y*this.k+this.y},invert:function(location){return[(location[0]-this.x)/this.k,(location[1]-this.y)/this.k]},invertX:function(x){return(x-this.x)/this.k},invertY:function(y){return(y-this.y)/this.k},rescaleX:function(x){return x.copy().domain(x.range().map(this.invertX,this).map(x.invert,x))},rescaleY:function(y){return y.copy().domain(y.range().map(this.invertY,this).map(y.invert,y))},toString:function(){return"translate("+this.x+","+this.y+") scale("+this.k+")"}};var identity$8=new Transform(1,0,0);transform$1.prototype=Transform.prototype;function transform$1(node){return node.__zoom||identity$8}function nopropagation$2(){exports.event.stopImmediatePropagation()}var noevent$2=function(){exports.event.preventDefault();exports.event.stopImmediatePropagation()};function defaultFilter$2(){return!exports.event.button}function defaultExtent$1(){var e=this,w,h;if(e instanceof SVGElement){e=e.ownerSVGElement||e;w=e.width.baseVal.value;h=e.height.baseVal.value}else{w=e.clientWidth;h=e.clientHeight}return[[0,0],[w,h]]}function defaultTransform(){return this.__zoom||identity$8}var zoom=function(){var filter=defaultFilter$2,extent=defaultExtent$1,k0=0,k1=Infinity,x0=-k1,x1=k1,y0=x0,y1=x1,duration=250,interpolate$$1=interpolateZoom,gestures=[],listeners=dispatch("start","zoom","end"),touchstarting,touchending,touchDelay=500,wheelDelay=150;function zoom(selection$$1){selection$$1.on("wheel.zoom",wheeled).on("mousedown.zoom",mousedowned).on("dblclick.zoom",dblclicked).on("touchstart.zoom",touchstarted).on("touchmove.zoom",touchmoved).on("touchend.zoom touchcancel.zoom",touchended).style("-webkit-tap-highlight-color","rgba(0,0,0,0)").property("__zoom",defaultTransform)}zoom.transform=function(collection,transform){var selection$$1=collection.selection?collection.selection():collection;selection$$1.property("__zoom",defaultTransform);if(collection!==selection$$1){schedule(collection,transform)}else{selection$$1.interrupt().each(function(){gesture(this,arguments).start().zoom(null,typeof transform==="function"?transform.apply(this,arguments):transform).end()})}};zoom.scaleBy=function(selection$$1,k){zoom.scaleTo(selection$$1,function(){var k0=this.__zoom.k,k1=typeof k==="function"?k.apply(this,arguments):k;return k0*k1})};zoom.scaleTo=function(selection$$1,k){zoom.transform(selection$$1,function(){var e=extent.apply(this,arguments),t0=this.__zoom,p0=centroid(e),p1=t0.invert(p0),k1=typeof k==="function"?k.apply(this,arguments):k;return constrain(translate(scale(t0,k1),p0,p1),e)})};zoom.translateBy=function(selection$$1,x,y){zoom.transform(selection$$1,function(){return constrain(this.__zoom.translate(typeof x==="function"?x.apply(this,arguments):x,typeof y==="function"?y.apply(this,arguments):y),extent.apply(this,arguments))})};function scale(transform,k){k=Math.max(k0,Math.min(k1,k));return k===transform.k?transform:new Transform(k,transform.x,transform.y)}function translate(transform,p0,p1){var x=p0[0]-p1[0]*transform.k,y=p0[1]-p1[1]*transform.k;return x===transform.x&&y===transform.y?transform:new Transform(transform.k,x,y)}function constrain(transform,extent){var dx0=transform.invertX(extent[0][0])-x0,dx1=transform.invertX(extent[1][0])-x1,dy0=transform.invertY(extent[0][1])-y0,dy1=transform.invertY(extent[1][1])-y1;return transform.translate(dx1>dx0?(dx0+dx1)/2:Math.min(0,dx0)||Math.max(0,dx1),dy1>dy0?(dy0+dy1)/2:Math.min(0,dy0)||Math.max(0,dy1))}function centroid(extent){return[(+extent[0][0]+ +extent[1][0])/2,(+extent[0][1]+ +extent[1][1])/2]}function schedule(transition$$1,transform,center){transition$$1.on("start.zoom",function(){gesture(this,arguments).start()}).on("interrupt.zoom end.zoom",function(){gesture(this,arguments).end()}).tween("zoom",function(){var that=this,args=arguments,g=gesture(that,args),e=extent.apply(that,args),p=center||centroid(e),w=Math.max(e[1][0]-e[0][0],e[1][1]-e[0][1]),a=that.__zoom,b=typeof transform==="function"?transform.apply(that,args):transform,i=interpolate$$1(a.invert(p).concat(w/a.k),b.invert(p).concat(w/b.k));return function(t){if(t===1)t=b;else{var l=i(t),k=w/l[2];t=new Transform(k,p[0]-l[0]*k,p[1]-l[1]*k)}g.zoom(null,t)}})}function gesture(that,args){for(var i=0,n=gestures.length,g;i<n;++i){if((g=gestures[i]).that===that){return g}}return new Gesture(that,args)}function Gesture(that,args){this.that=that;this.args=args;this.index=-1;this.active=0;this.extent=extent.apply(that,args)}Gesture.prototype={start:function(){if(++this.active===1){this.index=gestures.push(this)-1;this.emit("start")}return this},zoom:function(key,transform){if(this.mouse&&key!=="mouse")this.mouse[1]=transform.invert(this.mouse[0]);if(this.touch0&&key!=="touch")this.touch0[1]=transform.invert(this.touch0[0]);if(this.touch1&&key!=="touch")this.touch1[1]=transform.invert(this.touch1[0]);this.that.__zoom=transform;this.emit("zoom");return this},end:function(){if(--this.active===0){gestures.splice(this.index,1);this.index=-1;this.emit("end")}return this},emit:function(type){customEvent(new ZoomEvent(zoom,type,this.that.__zoom),listeners.apply,listeners,[type,this.that,this.args])}};function wheeled(){if(!filter.apply(this,arguments))return;var g=gesture(this,arguments),t=this.__zoom,k=Math.max(k0,Math.min(k1,t.k*Math.pow(2,-exports.event.deltaY*(exports.event.deltaMode?120:1)/500))),p=mouse(this);if(g.wheel){if(g.mouse[0][0]!==p[0]||g.mouse[0][1]!==p[1]){g.mouse[1]=t.invert(g.mouse[0]=p)}clearTimeout(g.wheel)}else if(t.k===k)return;else{g.mouse=[p,t.invert(p)];interrupt(this);g.start()}noevent$2();g.wheel=setTimeout(wheelidled,wheelDelay);g.zoom("mouse",constrain(translate(scale(t,k),g.mouse[0],g.mouse[1]),g.extent));function wheelidled(){g.wheel=null;g.end()}}function mousedowned(){if(touchending||!filter.apply(this,arguments))return;var g=gesture(this,arguments),v=select(exports.event.view).on("mousemove.zoom",mousemoved,true).on("mouseup.zoom",mouseupped,true),p=mouse(this);dragDisable(exports.event.view);nopropagation$2();g.mouse=[p,this.__zoom.invert(p)];interrupt(this);g.start();function mousemoved(){noevent$2();g.moved=true;g.zoom("mouse",constrain(translate(g.that.__zoom,g.mouse[0]=mouse(g.that),g.mouse[1]),g.extent))}function mouseupped(){v.on("mousemove.zoom mouseup.zoom",null);yesdrag(exports.event.view,g.moved);noevent$2();g.end()}}function dblclicked(){if(!filter.apply(this,arguments))return;var t0=this.__zoom,p0=mouse(this),p1=t0.invert(p0),k1=t0.k*(exports.event.shiftKey?.5:2),t1=constrain(translate(scale(t0,k1),p0,p1),extent.apply(this,arguments));noevent$2();if(duration>0)select(this).transition().duration(duration).call(schedule,t1,p0);else select(this).call(zoom.transform,t1)}function touchstarted(){if(!filter.apply(this,arguments))return;var g=gesture(this,arguments),touches$$1=exports.event.changedTouches,started,n=touches$$1.length,i,t,p;nopropagation$2();for(i=0;i<n;++i){t=touches$$1[i],p=touch(this,touches$$1,t.identifier);p=[p,this.__zoom.invert(p),t.identifier];if(!g.touch0)g.touch0=p,started=true;else if(!g.touch1)g.touch1=p}if(touchstarting){touchstarting=clearTimeout(touchstarting);if(!g.touch1){g.end();p=select(this).on("dblclick.zoom");if(p)p.apply(this,arguments);return}}if(started){touchstarting=setTimeout(function(){touchstarting=null},touchDelay);interrupt(this);g.start()}}function touchmoved(){var g=gesture(this,arguments),touches$$1=exports.event.changedTouches,n=touches$$1.length,i,t,p,l;noevent$2();if(touchstarting)touchstarting=clearTimeout(touchstarting);for(i=0;i<n;++i){t=touches$$1[i],p=touch(this,touches$$1,t.identifier);if(g.touch0&&g.touch0[2]===t.identifier)g.touch0[0]=p;else if(g.touch1&&g.touch1[2]===t.identifier)g.touch1[0]=p}t=g.that.__zoom;if(g.touch1){var p0=g.touch0[0],l0=g.touch0[1],p1=g.touch1[0],l1=g.touch1[1],dp=(dp=p1[0]-p0[0])*dp+(dp=p1[1]-p0[1])*dp,dl=(dl=l1[0]-l0[0])*dl+(dl=l1[1]-l0[1])*dl;t=scale(t,Math.sqrt(dp/dl));p=[(p0[0]+p1[0])/2,(p0[1]+p1[1])/2];l=[(l0[0]+l1[0])/2,(l0[1]+l1[1])/2]}else if(g.touch0)p=g.touch0[0],l=g.touch0[1];else return;g.zoom("touch",constrain(translate(t,p,l),g.extent))}function touchended(){var g=gesture(this,arguments),touches$$1=exports.event.changedTouches,n=touches$$1.length,i,t;nopropagation$2();if(touchending)clearTimeout(touchending);touchending=setTimeout(function(){touchending=null},touchDelay);for(i=0;i<n;++i){t=touches$$1[i];if(g.touch0&&g.touch0[2]===t.identifier)delete g.touch0;else if(g.touch1&&g.touch1[2]===t.identifier)delete g.touch1}if(g.touch1&&!g.touch0)g.touch0=g.touch1,delete g.touch1;if(!g.touch0)g.end()}zoom.filter=function(_){return arguments.length?(filter=typeof _==="function"?_:constant$12(!!_),zoom):filter};zoom.extent=function(_){return arguments.length?(extent=typeof _==="function"?_:constant$12([[+_[0][0],+_[0][1]],[+_[1][0],+_[1][1]]]),zoom):extent};zoom.scaleExtent=function(_){return arguments.length?(k0=+_[0],k1=+_[1],zoom):[k0,k1]};zoom.translateExtent=function(_){return arguments.length?(x0=+_[0][0],x1=+_[1][0],y0=+_[0][1],y1=+_[1][1],zoom):[[x0,y0],[x1,y1]]};zoom.duration=function(_){return arguments.length?(duration=+_,zoom):duration};zoom.interpolate=function(_){return arguments.length?(interpolate$$1=_,zoom):interpolate$$1};zoom.on=function(){var value=listeners.on.apply(listeners,arguments);return value===listeners?zoom:value};return zoom};exports.version=version;exports.bisect=bisectRight;exports.bisectRight=bisectRight;exports.bisectLeft=bisectLeft;exports.ascending=ascending;exports.bisector=bisector;exports.descending=descending;exports.deviation=deviation;exports.extent=extent;exports.histogram=histogram;exports.thresholdFreedmanDiaconis=freedmanDiaconis;exports.thresholdScott=scott;exports.thresholdSturges=sturges;exports.max=max;exports.mean=mean;exports.median=median;exports.merge=merge;exports.min=min;exports.pairs=pairs;exports.permute=permute;exports.quantile=threshold;exports.range=sequence;exports.scan=scan;exports.shuffle=shuffle;exports.sum=sum;exports.ticks=ticks;exports.tickStep=tickStep;exports.transpose=transpose;exports.variance=variance;exports.zip=zip;exports.axisTop=axisTop;exports.axisRight=axisRight;exports.axisBottom=axisBottom;exports.axisLeft=axisLeft;exports.brush=brush;exports.brushX=brushX;exports.brushY=brushY;exports.brushSelection=brushSelection;exports.chord=chord;exports.ribbon=ribbon;exports.nest=nest;exports.set=set$2;exports.map=map$1;exports.keys=keys;exports.values=values;exports.entries=entries;exports.color=color;exports.rgb=rgb;exports.hsl=hsl;exports.lab=lab;exports.hcl=hcl;exports.cubehelix=cubehelix;exports.dispatch=dispatch;exports.drag=drag;exports.dragDisable=dragDisable;exports.dragEnable=yesdrag;exports.dsvFormat=dsv;exports.csvParse=csvParse;exports.csvParseRows=csvParseRows;exports.csvFormat=csvFormat;exports.csvFormatRows=csvFormatRows;exports.tsvParse=tsvParse;exports.tsvParseRows=tsvParseRows;exports.tsvFormat=tsvFormat;exports.tsvFormatRows=tsvFormatRows;exports.easeLinear=linear$1;exports.easeQuad=quadInOut;exports.easeQuadIn=quadIn;exports.easeQuadOut=quadOut;exports.easeQuadInOut=quadInOut;exports.easeCubic=cubicInOut;exports.easeCubicIn=cubicIn;exports.easeCubicOut=cubicOut;exports.easeCubicInOut=cubicInOut;exports.easePoly=polyInOut;exports.easePolyIn=polyIn;exports.easePolyOut=polyOut;exports.easePolyInOut=polyInOut;exports.easeSin=sinInOut;exports.easeSinIn=sinIn;exports.easeSinOut=sinOut;exports.easeSinInOut=sinInOut;exports.easeExp=expInOut;exports.easeExpIn=expIn;exports.easeExpOut=expOut;exports.easeExpInOut=expInOut;exports.easeCircle=circleInOut;exports.easeCircleIn=circleIn;exports.easeCircleOut=circleOut;exports.easeCircleInOut=circleInOut;exports.easeBounce=bounceOut;exports.easeBounceIn=bounceIn;exports.easeBounceOut=bounceOut;exports.easeBounceInOut=bounceInOut;exports.easeBack=backInOut;exports.easeBackIn=backIn;exports.easeBackOut=backOut;exports.easeBackInOut=backInOut;exports.easeElastic=elasticOut;exports.easeElasticIn=elasticIn;exports.easeElasticOut=elasticOut;exports.easeElasticInOut=elasticInOut;exports.forceCenter=center$1;exports.forceCollide=collide;exports.forceLink=link;exports.forceManyBody=manyBody;exports.forceSimulation=simulation;exports.forceX=x$2;exports.forceY=y$2;exports.formatDefaultLocale=defaultLocale;exports.formatLocale=formatLocale;exports.formatSpecifier=formatSpecifier;exports.precisionFixed=precisionFixed;exports.precisionPrefix=precisionPrefix;exports.precisionRound=precisionRound;exports.geoArea=area;exports.geoBounds=bounds;exports.geoCentroid=centroid;exports.geoCircle=circle;exports.geoClipExtent=extent$1;exports.geoDistance=distance;exports.geoGraticule=graticule;exports.geoGraticule10=graticule10;exports.geoInterpolate=interpolate$1;exports.geoLength=length$1;exports.geoPath=index$1;exports.geoAlbers=albers;exports.geoAlbersUsa=albersUsa;exports.geoAzimuthalEqualArea=azimuthalEqualArea;exports.geoAzimuthalEqualAreaRaw=azimuthalEqualAreaRaw;exports.geoAzimuthalEquidistant=azimuthalEquidistant;exports.geoAzimuthalEquidistantRaw=azimuthalEquidistantRaw;exports.geoConicConformal=conicConformal;exports.geoConicConformalRaw=conicConformalRaw;exports.geoConicEqualArea=conicEqualArea;exports.geoConicEqualAreaRaw=conicEqualAreaRaw;exports.geoConicEquidistant=conicEquidistant;exports.geoConicEquidistantRaw=conicEquidistantRaw;exports.geoEquirectangular=equirectangular;exports.geoEquirectangularRaw=equirectangularRaw;exports.geoGnomonic=gnomonic;exports.geoGnomonicRaw=gnomonicRaw;exports.geoIdentity=identity$5;exports.geoProjection=projection;exports.geoProjectionMutator=projectionMutator;exports.geoMercator=mercator;exports.geoMercatorRaw=mercatorRaw;exports.geoOrthographic=orthographic;exports.geoOrthographicRaw=orthographicRaw;exports.geoStereographic=stereographic;exports.geoStereographicRaw=stereographicRaw;exports.geoTransverseMercator=transverseMercator;exports.geoTransverseMercatorRaw=transverseMercatorRaw;exports.geoRotation=rotation;exports.geoStream=geoStream;exports.geoTransform=transform;exports.cluster=cluster;exports.hierarchy=hierarchy;exports.pack=index$2;exports.packSiblings=siblings;exports.packEnclose=enclose;exports.partition=partition;exports.stratify=stratify;exports.tree=tree;exports.treemap=index$3;exports.treemapBinary=binary;exports.treemapDice=treemapDice;exports.treemapSlice=treemapSlice;exports.treemapSliceDice=sliceDice;exports.treemapSquarify=squarify;exports.treemapResquarify=resquarify;exports.interpolate=interpolateValue;exports.interpolateArray=array$1;exports.interpolateBasis=basis$1;exports.interpolateBasisClosed=basisClosed;exports.interpolateDate=date;exports.interpolateNumber=reinterpolate;exports.interpolateObject=object;exports.interpolateRound=interpolateRound;exports.interpolateString=interpolateString;exports.interpolateTransformCss=interpolateTransformCss;exports.interpolateTransformSvg=interpolateTransformSvg;exports.interpolateZoom=interpolateZoom;exports.interpolateRgb=interpolateRgb;exports.interpolateRgbBasis=rgbBasis;exports.interpolateRgbBasisClosed=rgbBasisClosed;exports.interpolateHsl=hsl$2;exports.interpolateHslLong=hslLong;exports.interpolateLab=lab$1;exports.interpolateHcl=hcl$2;exports.interpolateHclLong=hclLong;exports.interpolateCubehelix=cubehelix$2;exports.interpolateCubehelixLong=cubehelixLong;exports.quantize=quantize;exports.path=path;exports.polygonArea=area$1;exports.polygonCentroid=centroid$1;exports.polygonHull=hull;exports.polygonContains=contains;exports.polygonLength=length$2;exports.quadtree=quadtree;exports.queue=queue;exports.randomUniform=uniform;exports.randomNormal=normal;exports.randomLogNormal=logNormal;exports.randomBates=bates;exports.randomIrwinHall=irwinHall;exports.randomExponential=exponential$1;exports.request=request;exports.html=html;exports.json=json;exports.text=text;exports.xml=xml;exports.csv=csv$1;exports.tsv=tsv$1;exports.scaleBand=band;exports.scalePoint=point$1;exports.scaleIdentity=identity$6;exports.scaleLinear=linear$2;exports.scaleLog=log$1;exports.scaleOrdinal=ordinal;exports.scaleImplicit=implicit;exports.scalePow=pow$1;exports.scaleSqrt=sqrt$1;exports.scaleQuantile=quantile$$1;exports.scaleQuantize=quantize$1;exports.scaleThreshold=threshold$1;exports.scaleTime=time;exports.scaleUtc=utcTime;exports.schemeCategory10=category10;exports.schemeCategory20b=category20b;exports.schemeCategory20c=category20c;exports.schemeCategory20=category20;exports.interpolateCubehelixDefault=cubehelix$3;exports.interpolateRainbow=rainbow$1;exports.interpolateWarm=warm;exports.interpolateCool=cool;exports.interpolateViridis=viridis;exports.interpolateMagma=magma;exports.interpolateInferno=inferno;exports.interpolatePlasma=plasma;exports.scaleSequential=sequential;exports.creator=creator;exports.local=local$1;exports.matcher=matcher$1;exports.mouse=mouse;exports.namespace=namespace;exports.namespaces=namespaces;exports.select=select;exports.selectAll=selectAll;exports.selection=selection;exports.selector=selector;exports.selectorAll=selectorAll;exports.touch=touch;exports.touches=touches;exports.window=window;exports.customEvent=customEvent;exports.arc=arc;exports.area=area$2;exports.line=line;exports.pie=pie;exports.radialArea=radialArea;exports.radialLine=radialLine$1;exports.symbol=symbol;exports.symbols=symbols;exports.symbolCircle=circle$2;exports.symbolCross=cross$1;exports.symbolDiamond=diamond;exports.symbolSquare=square;exports.symbolStar=star;exports.symbolTriangle=triangle;exports.symbolWye=wye;exports.curveBasisClosed=basisClosed$1;exports.curveBasisOpen=basisOpen;exports.curveBasis=basis$2;exports.curveBundle=bundle;exports.curveCardinalClosed=cardinalClosed;exports.curveCardinalOpen=cardinalOpen;exports.curveCardinal=cardinal;exports.curveCatmullRomClosed=catmullRomClosed;exports.curveCatmullRomOpen=catmullRomOpen;exports.curveCatmullRom=catmullRom;exports.curveLinearClosed=linearClosed;exports.curveLinear=curveLinear;exports.curveMonotoneX=monotoneX;exports.curveMonotoneY=monotoneY;exports.curveNatural=natural;exports.curveStep=step;exports.curveStepAfter=stepAfter;exports.curveStepBefore=stepBefore;exports.stack=stack;exports.stackOffsetExpand=expand;exports.stackOffsetNone=none$1;exports.stackOffsetSilhouette=silhouette;exports.stackOffsetWiggle=wiggle;exports.stackOrderAscending=ascending$2;exports.stackOrderDescending=descending$2;exports.stackOrderInsideOut=insideOut;exports.stackOrderNone=none$2;exports.stackOrderReverse=reverse;exports.timeInterval=newInterval;exports.timeMillisecond=millisecond;exports.timeMilliseconds=milliseconds;exports.utcMillisecond=millisecond;exports.utcMilliseconds=milliseconds;exports.timeSecond=second;exports.timeSeconds=seconds;exports.utcSecond=second;exports.utcSeconds=seconds;exports.timeMinute=minute;exports.timeMinutes=minutes;exports.timeHour=hour;exports.timeHours=hours;exports.timeDay=day;exports.timeDays=days;exports.timeWeek=sunday;exports.timeWeeks=sundays;exports.timeSunday=sunday;exports.timeSundays=sundays;exports.timeMonday=monday;exports.timeMondays=mondays;exports.timeTuesday=tuesday;exports.timeTuesdays=tuesdays;exports.timeWednesday=wednesday;exports.timeWednesdays=wednesdays;exports.timeThursday=thursday;exports.timeThursdays=thursdays;exports.timeFriday=friday;exports.timeFridays=fridays;exports.timeSaturday=saturday;exports.timeSaturdays=saturdays;exports.timeMonth=month;exports.timeMonths=months;exports.timeYear=year;exports.timeYears=years;exports.utcMinute=utcMinute;exports.utcMinutes=utcMinutes;exports.utcHour=utcHour;exports.utcHours=utcHours;exports.utcDay=utcDay;exports.utcDays=utcDays;exports.utcWeek=utcSunday;exports.utcWeeks=utcSundays;exports.utcSunday=utcSunday;exports.utcSundays=utcSundays;exports.utcMonday=utcMonday;exports.utcMondays=utcMondays;exports.utcTuesday=utcTuesday;exports.utcTuesdays=utcTuesdays;exports.utcWednesday=utcWednesday;exports.utcWednesdays=utcWednesdays;exports.utcThursday=utcThursday;exports.utcThursdays=utcThursdays;exports.utcFriday=utcFriday;exports.utcFridays=utcFridays;exports.utcSaturday=utcSaturday;exports.utcSaturdays=utcSaturdays;exports.utcMonth=utcMonth;exports.utcMonths=utcMonths;exports.utcYear=utcYear;exports.utcYears=utcYears;exports.timeFormatDefaultLocale=defaultLocale$1;exports.timeFormatLocale=formatLocale$1;exports.isoFormat=formatIso;exports.isoParse=parseIso;exports.now=now;exports.timer=timer;exports.timerFlush=timerFlush;exports.timeout=timeout$1;exports.interval=interval$1;exports.transition=transition;exports.active=active;exports.interrupt=interrupt;exports.voronoi=voronoi;exports.zoom=zoom;exports.zoomTransform=transform$1;exports.zoomIdentity=identity$8;Object.defineProperty(exports,"__esModule",{value:true})})},{}]},{},[]);var d3=require("d3");var w=1280,h=800;var nodes=d3.range(200).map(function(){return{radius:Math.random()*12+4}}),color=d3.scale.category10();var force=d3.layout.force().gravity(.05).charge(function(d,i){return i?0:-2e3}).nodes(nodes).size([w,h]);var root=nodes[0];root.radius=0;root.fixed=true;force.start();var svg=d3.select("#body").append("svg:svg").attr("width",w).attr("height",h);svg.selectAll("circle").data(nodes.slice(1)).enter().append("svg:circle").attr("r",function(d){return d.radius-2}).style("fill",function(d,i){return color(i%3)});force.on("tick",function(e){var q=d3.geom.quadtree(nodes),i=0,n=nodes.length;while(++i<n){q.visit(collide(nodes[i]))}svg.selectAll("circle").attr("cx",function(d){return d.x}).attr("cy",function(d){return d.y})});svg.on("mousemove",function(){var p1=d3.svg.mouse(this);root.px=p1[0];root.py=p1[1];force.resume()});function collide(node){var r=node.radius+16,nx1=node.x-r,nx2=node.x+r,ny1=node.y-r,ny2=node.y+r;return function(quad,x1,y1,x2,y2){if(quad.point&&quad.point!==node){var x=node.x-quad.point.x,y=node.y-quad.point.y,l=Math.sqrt(x*x+y*y),r=node.radius+quad.point.radius;if(l<r){l=(l-r)/l*.5;node.x-=x*=l;node.y-=y*=l;quad.point.x+=x;quad.point.y+=y}}return x1>nx2||x2<nx1||y1>ny2||y2<ny1}}},0);

package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "d3": "4.5.1"
  }
}

page-body.html

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page-head.html

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requirebin.md

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