Module: Latitude

Extended by:
Latitude
Included in:
Latitude
Defined in:
lib/latitude.rb,
lib/latitude/version.rb

Constant Summary collapse

VERSION = 
"0.0.1"

Instance Method Summary collapse

Instance Method Details

#final_bearing(start_latitude, start_longitude, end_latitude, end_longitude) ⇒ Object 



19
20
21
22
 
# File 'lib/latitude.rb', line 19

def final_bearing(start_latitude, start_longitude, end_latitude, end_longitude)
  Vincenty.final_bearing(start_latitude, start_longitude,
                        end_latitude, end_longitude)
end

#great_circle_distance(start_latitude, start_longitude, end_latitude, end_longitude) ⇒ Object 



6
7
8
9
10
11
12
 
# File 'lib/latitude.rb', line 6

def great_circle_distance(start_latitude, start_longitude, end_latitude, end_longitude)
  # in kilometers
  m_distance = Vincenty.great_circle_distance(start_latitude, start_longitude,
                                              end_latitude, end_longitude)

  return m_distance / 1000.0
end

#initial_bearing(start_latitude, start_longitude, end_latitude, end_longitude) ⇒ Object 



14
15
16
17
 
# File 'lib/latitude.rb', line 14

def initial_bearing(start_latitude, start_longitude, end_latitude, end_longitude)
  Vincenty.initial_bearing(start_latitude, start_longitude,
                          end_latitude, end_longitude)
end