D3v4 World Map with MapBox Tiles

Updated from /mbostock/4150951

Using https://github.com/d3/d3-tile

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.js"></script>
  <script src="https://d3js.org/topojson.v2.min.js"></script>
  <script src="https://d3js.org/d3-tile.v0.0.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    svg { width:100%; height: 100% }
    .stroke {
  fill: none;
  stroke: #000;
  stroke-width: .5;
}
  </style>
</head>

<body>
  <script>
    var width = 900;
    var height = 500;
    
    var svg = d3.select("body").append("svg");
    
    var projection = d3.geoMercator();
    
    var path = d3.geoPath().projection(projection);
    
var tile = d3.tile()
    .scale(projection.scale() * 2 * Math.PI)
    .translate(projection([0, 0]))
    .zoomDelta((window.devicePixelRatio || 1) - .5);
    
    var url = "https://gist.githubusercontent.com/mbostock/4090846/raw/d534aba169207548a8a3d670c9c2cc719ff05c47/world-50m.json";
    
d3.json(url, function(error, world) {
  if (error) throw error;

var tiles = tile();

var defs = svg.append("defs");

defs.append("path")
      .attr("id", "land")
      .datum(topojson.feature(world, world.objects.countries))
      .attr("d", path);

defs.append("clipPath")
      .attr("id", "clip")
    .append("use")
      .attr("xlink:href", "#land");

svg.append("g")
      .attr("clip-path", "url(#clip)")
    .selectAll("image")
      .data(tiles)
    .enter().append("image")
      .attr("xlink:href", function(d) { return "https://" + ["a", "b", "c", "d"][Math.random() * 4 | 0] + ".tiles.mapbox.com/v3/mapbox.natural-earth-2/" + d[2] + "/" + d[0] + "/" + d[1] + ".png"; })
      .attr("width", Math.round(tiles.scale))
      .attr("height", Math.round(tiles.scale))
      .attr("x", function(d) { return Math.round((d[0] + tiles.translate[0]) * tiles.scale); })
      .attr("y", function(d) { return Math.round((d[1] + tiles.translate[1]) * tiles.scale); });

svg.append("use")
      .attr("xlink:href", "#land")
      .attr("class", "stroke");
  
  
});

</script>
</body>

https://d3js.org/d3.v4.js

https://d3js.org/topojson.v2.min.js

https://d3js.org/d3-tile.v0.0.min.js