Class: GeoFaker::GeoTransform

Inherits:

Object

Object
GeoFaker::GeoTransform

show all

Defined in:: lib/geo_faker/geo_transform.rb

Constant Summary collapse

KM_PER_DEGREE_LAT =

110.574

KM_PER_DEGREE_LON_AT_EQUATOR =

111.320

Class Method Summary collapse

Class Method Details

.km_to_degree_lat(delta_km) ⇒ `Object`



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# File 'lib/geo_faker/geo_transform.rb', line 6

def self.km_to_degree_lat(delta_km)
  delta_km / KM_PER_DEGREE_LAT
end

.km_to_degree_lon(delta_km, lat) ⇒ `Object`



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# File 'lib/geo_faker/geo_transform.rb', line 10

def self.km_to_degree_lon(delta_km, lat)
  delta_km / (KM_PER_DEGREE_LON_AT_EQUATOR * Math.cos(lat * Math::PI / 180))
end