Generate some points from tile centroids

grid-me-up.js

var sm = new (require('sphericalmercator'));

var bbox = [
    -74.11847034659208,
    40.65030727676827,
    -73.88125841625703,
    40.82946563333333
];

var zoom = 16;
var bounds = sm.xyz(bbox, zoom);
var count = 0;
var features = [];

var row = bounds.minX;
while (row + 1 <= bounds.maxX + 1) {
    var column = bounds.minY;
    while (column + 1 <= bounds.maxY + 1) {
        var bbox = sm.bbox(row, column, zoom);
        var centroid = {
            "type": "Feature",
            "properties": {},
            "geometry": {
                "type": "Point",
                "coordinates": [
                    bbox[0] + (bbox[2] - bbox[0]),
                    bbox[1] + (bbox[3] - bbox[1])
                ]
            }
        };
        features.push(centroid);
        count++;
        column++;
    }
    row++;
}

console.log(JSON.stringify(features));
console.log(count);
console.log(bounds);