code: public static double toleranceDistance(int zoom, int pixels) {
  		double tileSize = tileSizeWithZoom(zoom);
  		double tolerance = tileSize / pixels;
  		return tolerance;
  	}
docs: Get the tolerance distance in meters for the zoom level and pixels length
  
  @param zoom
  zoom level
  @param pixels
  pixel length
  
  @return tolerance distance in meters
  @since 2.0.0