osmium::geom::CRS Class Reference

#include <projection.hpp>

Classes
struct	ProjCRSDeleter

Public Member Functions
	CRS (const std::string &crs)
	CRS (int epsg)
bool	is_latlong () const
bool	is_geocent () const

Private Member Functions
projPJ	get () const

Private Attributes
std::unique_ptr< void, ProjCRSDeleter >	m_crs

Friends
Coordinates	transform (const CRS &src, const CRS &dest, Coordinates c)

Detailed Description

C++ wrapper for a Coordinate Reference System of the proj library.

Constructor & Destructor Documentation

osmium::geom::CRS::CRS ( const std::string &  crs )

inline

osmium::geom::CRS::CRS ( int  epsg )

inline

Member Function Documentation

projPJ osmium::geom::CRS::get ( ) const

inlineprivate

bool osmium::geom::CRS::is_geocent ( ) const

inline

bool osmium::geom::CRS::is_latlong ( ) const

inline

Friends And Related Function Documentation

Coordinates transform ( const CRS &  src, const CRS &  dest, Coordinates  c  )

friend

Transform coordinates from one CRS into another. Wraps the same function of the proj library.

Coordinates have to be in radians and are produced in radians.

Exceptions

osmmium::projection_error

if the projection fails

Member Data Documentation

std::unique_ptr<void, ProjCRSDeleter> osmium::geom::CRS::m_crs

private

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

• osmium/geom/projection.hpp