quetzal::geography::lonlat Struct Reference

#include <quetzal/geography/coordinates.hpp>

Detailed Description

Geographic coordinates.

Geographic coordinates (longitude and latitude) in decimal degree.

Public Types
using	decimal_degree = double

Public Member Functions
constexpr	lonlat (decimal_degree longitude, decimal_degree latitude) noexcept
	Constructor.
template<class T >
constexpr mp_units::quantity< mp_units::si::metre >	great_circle_distance_to (const T &other) const noexcept
	Compute great-circle distance between two points on the Earth.

Public Attributes
decimal_degree	lon
	Longitude.
decimal_degree	lat
	Latitude.

Member Function Documentation

great_circle_distance_to()

template<class T >

constexpr mp_units::quantity< mp_units::si::metre > quetzal::geography::lonlat::great_circle_distance_to ( const T &  other ) const

inlineconstexprnoexcept

Compute great-circle distance between two points on the Earth.

Compute the great circle distance (in kilometers) from this point to an other coordinate.

Remarks

Implementation follows a direct translation of Haversine formula.

Template Parameters

T	Either quetzal::geography::latlon or quetzal::geography::lonlat

Parameters

other

the other coordinate

Returns

the distance in kilometers

Invariant

The returned distance is not negative.

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The documentation for this struct was generated from the following file:

• /home/runner/work/quetzal-CoaTL/quetzal-CoaTL/src/include/quetzal/geography/coordinates.hpp