coords

Documentation

Index

• Constants
• func HsDist(p1, p2 Pos) float64
• type Coordinate
• type Pos
  • func DegPos(lat, lon float64) Pos

Constants

const RadiusEarth = 6372.8

RadiusEarth is the radius of the Earth

Functions

func HsDist

func HsDist(p1, p2 Pos) float64

HsDist is the distance from two positions using the great circle formula

Types

type Coordinate

type Coordinate struct {
	Lat float64
	Lon float64
}

Coordinate on the Earth

type Pos

type Pos struct {
	// contains filtered or unexported fields
}

Pos is a coordinate in radians

func DegPos

func DegPos(lat, lon float64) Pos

DegPos returns (radians) from lat and lon