Function _getGridLayerDataFromGridHash

docs/tests/v2/es6/js/sanddance.js:66543–66554

(gridHash, gridOffset)

}

function _getGridLayerDataFromGridHash(gridHash, gridOffset) {
  return Object.keys(gridHash).reduce(function (accu, key, i) {
    var idxs = key.split('-');
    var latIdx = parseInt(idxs[0], 10);
    var lonIdx = parseInt(idxs[1], 10);
    accu.push(Object.assign({
      index: i,
      position: [-180 + gridOffset.xOffset * lonIdx, -90 + gridOffset.yOffset * latIdx]
    }, gridHash[key]));
    return accu;
  }, []);
}
/**
 * calculate grid layer cell size in lat lon based on world unit size
 * and current latitude