src/geoDogUtils.js
function(resolution, latitude) {
  var degs = metersToLongitudeDegrees(resolution, latitude);
  return (Math.abs(degs) > 0.000001) ?  Math.max(1, Math.log2(360/degs)) : 1;
}
function(resolution, latitude) {
  var degs = metersToLongitudeDegrees(resolution, latitude);
  return (Math.abs(degs) > 0.000001) ?  Math.max(1, Math.log2(360/degs)) : 1;
}
function ( resolution , latitude ) { var degs = metersToLongitudeDegrees ( resolution , latitude ) ; return ( Math . abs ( degs ) > 0.000001 ) ? Math . max ( 1 , Math . log2 ( 360 / degs ) ) : 1 ; }
Calculates the bits necessary to reach a given resolution, in meters, for the longitude at a
given latitude.

@param {number} resolution The desired resolution.
@param {number} latitude The latitude used in the conversion.
@return {number} The bits necessary to reach a given resolution, in meters.
Calculates the bits necessary to reach a given resolution in meters for the longitude at a given latitude .