gis

package

v0.0.0-...-0f28e9b Latest Latest Go to latest Published: Mar 23, 2022 License: MIT Imports: 2 Imported by: 0

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const EarthRadiusMeters = 1000 * 6371

This section is empty.

func CoordsValid(lng, lat float64) bool

func EarthAngle(dist float64) s1.Angle

EarthAngle converts a to distance on earth in meters to an angle

func ValidLat(lat float64) bool

func ValidLng(lng float64) bool

type Area float64

Area denotes an area on Earth

func EarthArea(a float64) Area

EarthArea converts an area on the unit sphere to an area on earth in sq. meters.

func (a Area) Km2() float64

func (a Area) String() string

String converts the area to human readable units

type Length float64

Length denotes a length on Earth

func EarthDistance(angle s1.Angle) Length

EarthDistance converts an angle to distance on earth in meters.

func (l Length) String() string

String converts the length to human readable units

func (l Length) Value() float64