OSM::Coordinate Class Reference

#include <datatypes.h>

Public Member Functions
constexpr	Coordinate (double lat, double lon)
constexpr	Coordinate (uint32_t lat, uint32_t lon)
constexpr	Coordinate (uint64_t z)
constexpr bool	isValid () const
constexpr double	latF () const
constexpr double	lonF () const
constexpr bool	operator== (Coordinate other) const
constexpr uint64_t	z () const

Public Attributes
uint32_t	latitude = std::numeric_limits<uint32_t>::max()
uint32_t	longitude = std::numeric_limits<uint32_t>::max()

Detailed Description

Coordinate, stored as 1e7 * degree to avoid floating point precision issues, and offset to unsigned values to make the z-order curve work.

Can be in an invalid state with coordinates out of range, see isValid().

See also

https://en.wikipedia.org/wiki/Z-order_curve for the z-order curve stuff

Definition at line 37 of file datatypes.h.

Constructor & Destructor Documentation

Coordinate() [1/3]

OSM::Coordinate::Coordinate ( double lat, double lon )

inlineexplicitconstexpr

Definition at line 40 of file datatypes.h.

Coordinate() [2/3]

OSM::Coordinate::Coordinate ( uint32_t lat, uint32_t lon )

inlineexplicitconstexpr

Definition at line 44 of file datatypes.h.

Coordinate() [3/3]

OSM::Coordinate::Coordinate ( uint64_t z )

inlineexplicitconstexpr

Create a coordinate from a z-order curve index.

Definition at line 50 of file datatypes.h.

Member Function Documentation

isValid()

bool OSM::Coordinate::isValid ( ) const

inlinenodiscardconstexpr

Definition at line 60 of file datatypes.h.

latF()

double OSM::Coordinate::latF ( ) const

inlinenodiscardconstexpr

Definition at line 80 of file datatypes.h.

lonF()

double OSM::Coordinate::lonF ( ) const

inlinenodiscardconstexpr

Definition at line 84 of file datatypes.h.

operator==()

bool OSM::Coordinate::operator== ( Coordinate other ) const

inlinenodiscardconstexpr

Definition at line 64 of file datatypes.h.

z()

uint64_t OSM::Coordinate::z ( ) const

inlinenodiscardconstexpr

Z-order curve value for this coordinate.

Definition at line 70 of file datatypes.h.

Member Data Documentation

latitude

uint32_t OSM::Coordinate::latitude = std::numeric_limits<uint32_t>::max()

Definition at line 89 of file datatypes.h.

longitude

uint32_t OSM::Coordinate::longitude = std::numeric_limits<uint32_t>::max()

Definition at line 90 of file datatypes.h.

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

• datatypes.h