gcs

Documentation

Overview

Package gcs Created by RTT. Author: teocci@yandex.com on 2021-Sep-06

Package gcs Created by RTT. Author: teocci@yandex.com on 2021-Sep-06

Index

• Constants
• func MLTags() []string
• func MapML() map[string]MetricLength
• type Delta
• type MetricLength
  • func Distance(c, r SCS) MetricLength
• type SCS
  • func (c SCS) CentiMetersTo(r SCS) MetricLength
  • func (c SCS) Delta(r SCS) Delta
  • func (c SCS) Equals(r SCS) bool
  • func (c SCS) InRange() bool
  • func (c SCS) LatInRange() bool
  • func (c SCS) LonInRange() bool
  • func (c SCS) MetersTo(r SCS) MetricLength

Constants

const (
	Metre        MetricLength = 1
	M                         = Metre
	CentiMetre                = M / 1e2
	CM                        = CentiMetre
	KiloMetre                 = 1000 * Metre
	KM                        = KiloMetre
	Mile                      = 1609.344 * Metre
	Mi                        = Mile
	NauticalMile              = 1852 * Metre
	NM                        = NauticalMile
)

const (
	MinSouth = 35.61469485754825
	MinWest  = 127.26129834574632

	MaxNorth = 36.03345205933448
	MaxEast  = 127.6288468798199
)

Functions

func MLTags

func MLTags() []string

func MapML

func MapML() map[string]MetricLength

Types

type Delta

type Delta struct {
	Lat float64
	Lon float64
}

Delta represents de difference between two SCS coordinates.

type MetricLength

type MetricLength float64

func Distance

func Distance(c, r SCS) MetricLength

type SCS

type SCS struct {
	Lat float64
	Lon float64
}

SCS represents a spherical coordinate system using latitude, longitude.

func (SCS) CentiMetersTo

func (c SCS) CentiMetersTo(r SCS) MetricLength

func (SCS) Delta

func (c SCS) Delta(r SCS) Delta

func (SCS) Equals

func (c SCS) Equals(r SCS) bool

func (SCS) InRange

func (c SCS) InRange() bool

func (SCS) LatInRange

func (c SCS) LatInRange() bool

func (SCS) LonInRange

func (c SCS) LonInRange() bool

func (SCS) MetersTo

func (c SCS) MetersTo(r SCS) MetricLength