How to use the @turf/center-of-mass.default function in @turf/center-of-mass
To help you get started, we’ve selected a few @turf/center-of-mass examples, based on popular ways it is used in public projects.
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hotosm / MapCampaigner / lambda_functions / process / make_pdf_grid / index.js View on Github 
async function main(event) {
const response = await getS3File(event.campaign_uuid);
const f = JSON.parse(response).features
const options = {units:"meters"}
const features = []
for (let i = 0; i < f.length; i++) {
const box = bbox(f[i]);
const w = distance([box[0], box[1]],[box[2],box[1]],{units:"meters"})
const h = distance([box[0], box[1]],[box[0],box[3]],{units:"meters"})
const wDiff = 1000 - (w % 1000);
const hDiff = 706 - (h % 706);
const poly = bboxPolygon(box);
const c = centerOfMass(poly);
const maxY = destination(c,(50 + h + hDiff)/2, 0, options).geometry.coordinates[1];
const minY = destination(c,(50 +h + hDiff)/2, 180,options).geometry.coordinates[1];
const maxX = destination(c,(50 + w + wDiff)/2, 90,options).geometry.coordinates[0];
const minX = destination(c,(50 + w + wDiff)/2, -90,options).geometry.coordinates[0];
const grid = rectangleGrid([minX, minY, maxX, maxY], 1000, 706, {units:"meters"});
for (let j=0; j
