three.js/manual/resources/tools/geo-picking/make-geo-picking-texture-ogc.js

/* global require */
/* global process */
/* global parseGeom */
/* global Buffer */
const fs = require('fs');
const path = require('path');
require('./ogc-parser');

const baseDir = process.argv[2];

function readJSON(name) {
  return JSON.parse(fs.readFileSync(path.join(baseDir, name), {encoding: 'utf-8'}));
}

function main() {
  const areas = readJSON('level1.json');
  areas.forEach((area, ndx) => {
    console.log(ndx);
    try {
      const buf = new Uint8Array(Buffer.from(area.geom, 'base64'));
      area.geom = parseGeom(buf);
    } catch (e) {
      console.log('ERROR:', e);
      console.log(JSON.stringify(area, null, 2));
      throw e;
    }
  });

  console.log(JSON.stringify(areas, null, 2));
}

main();