Class: Graticule::Distance::DistanceFormula

Inherits:
Object
  • Object
show all
Extended by:
Math
Includes:
Math
Defined in:
lib/graticule/distance.rb

Direct Known Subclasses

Haversine, Spherical, Vincenty

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DistanceFormula

Returns a new instance of DistanceFormula.

Raises:

  • (NotImplementedError) 


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# File 'lib/graticule/distance.rb', line 13

def initialize
  raise NotImplementedError
end

Class Method Details

.deg2rad(deg) ⇒ Object

Convert from degrees to radians



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# File 'lib/graticule/distance.rb', line 18

def self.deg2rad(deg)
	(deg * PI / 180)
end

.rad2deg(rad) ⇒ Object

Convert from radians to degrees



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# File 'lib/graticule/distance.rb', line 23

def self.rad2deg(rad)
	(rad * 180 / PI)
end