no.kartverket.geodesy

Class OriginData

java.lang.Object

no.kartverket.geodesy.OriginData

public class OriginData
extends java.lang.Object

Data for the local origin, for transforming to and from local cartesian coordinates.

Field Summary

Fields

Modifier and Type	Field and Description
double	h_0 Origin coordinates
double	lat_0 Origin coordinates
double	lat_scale Scaling from degrees to meters
double	lon_0 Origin coordinates
double	lon_scale Scaling from degrees to meters

Constructor Summary

Constructors

Constructor and Description
OriginData(double lat_0, double lon_0, double h_0) Initialize origin

Method Summary

Modifier and Type	Method and Description
double	heightToLocalOrigin(double h) Transform to position relative to a local origin
double	latitudeToLocalOrigin(double lat) Transform to position relative to a local origin
double	longitudeToLocalOrigin(double lon) Transform to position relative to a local origin

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

lat_0

public final double lat_0

Origin coordinates

lon_0

public final double lon_0

Origin coordinates

h_0

public final double h_0

Origin coordinates

lat_scale

public final double lat_scale

Scaling from degrees to meters

lon_scale

public final double lon_scale

Scaling from degrees to meters

Constructor Detail

OriginData

public OriginData(double lat_0,
                  double lon_0,
                  double h_0)

Initialize origin

Parameters:

lat_0 -

lon_0 -

h_0 -

Method Detail

latitudeToLocalOrigin

public final double latitudeToLocalOrigin(double lat)

Transform to position relative to a local origin

Parameters:

lat -

Returns:

a local coodinate, meters north of origin

longitudeToLocalOrigin

public final double longitudeToLocalOrigin(double lon)

Transform to position relative to a local origin

Parameters:

lon -

Returns:

a local coodinate, meters east of origin

heightToLocalOrigin

public final double heightToLocalOrigin(double h)

Transform to position relative to a local origin

Parameters:

h -

Returns:

a local coodinate, meters vertically above of origin