Package com.gaia3d.util

Class GlobeUtils

java.lang.Object

com.gaia3d.util.GlobeUtils

public class GlobeUtils
extends Object

Utility class for converting between geographic and cartesian coordinates.

Field Summary

Fields

Modifier and Type	Field	Description
static final double	DEGREE_TO_RADIAN_FACTOR
static final double	EQUATORIAL_RADIUS
static final double	EQUATORIAL_RADIUS_SQUARED
static final double	FIRST_ECCENTRICITY_SQUARED
static final double	POLAR_RADIUS
static final double	POLAR_RADIUS_SQUARED
static final org.locationtech.proj4j.CoordinateReferenceSystem	wgs84

Constructor Summary

Constructors

Constructor	Description
GlobeUtils()

Method Summary

Modifier and Type	Method	Description
static double	angRadLatitudeForDistance(double latRad, double distance)
static double	angRadLongitudeForDistance(double latRad, double distance)
static org.joml.Vector3d	cartesianToGeographicWgs84(double x, double y, double z)
static org.joml.Vector3d	cartesianToGeographicWgs84(org.joml.Vector3d position)
static org.locationtech.proj4j.CoordinateReferenceSystem	convertProj4jCrsFromGeotoolsCrs(org.opengis.referencing.crs.CoordinateReferenceSystem crs)
static org.opengis.referencing.crs.CoordinateReferenceSystem	convertWkt(String wkt)
static double	distanceBetweenLatitudesRad(double minLatRad, double maxLatRad)
static double	distanceBetweenLongitudesRad(double latRad, double minLonRad, double maxLonRad)
static String	extractEpsgCodeFromWTK(String wktCRS)
static double[]	geographicToCartesianWgs84(double longitude, double latitude, double altitude)
static org.joml.Vector3d	geographicToCartesianWgs84(org.joml.Vector3d position)
static double	getRadiusAtLatitude(double latitude)
static org.joml.Vector3d	normalAtCartesianPointWgs84(double x, double y, double z)
static org.joml.Vector3d	normalAtCartesianPointWgs84(org.joml.Vector3d cartesian)
static double	radiusAtLatitudeRad(double latRad)
static org.locationtech.proj4j.ProjCoordinate	transform(org.locationtech.proj4j.CoordinateReferenceSystem source, org.locationtech.proj4j.ProjCoordinate coordinate)
static org.joml.Matrix4d	transformMatrixAtCartesianPointWgs84(double x, double y, double z)
static org.joml.Matrix4d	transformMatrixAtCartesianPointWgs84(org.joml.Vector3d position)
static org.locationtech.jts.geom.Coordinate	transformOnGeotools(org.opengis.referencing.crs.CoordinateReferenceSystem source, org.locationtech.jts.geom.Coordinate coordinate)

Methods inherited from class java.lang.Object

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

Field Details

DEGREE_TO_RADIAN_FACTOR

public static final double DEGREE_TO_RADIAN_FACTOR

See Also:

• Constant Field Values

EQUATORIAL_RADIUS

public static final double EQUATORIAL_RADIUS

See Also:

• Constant Field Values

EQUATORIAL_RADIUS_SQUARED

public static final double EQUATORIAL_RADIUS_SQUARED

See Also:

• Constant Field Values

POLAR_RADIUS

public static final double POLAR_RADIUS

See Also:

• Constant Field Values

POLAR_RADIUS_SQUARED

public static final double POLAR_RADIUS_SQUARED

See Also:

• Constant Field Values

FIRST_ECCENTRICITY_SQUARED

public static final double FIRST_ECCENTRICITY_SQUARED

See Also:

• Constant Field Values

wgs84

public static final org.locationtech.proj4j.CoordinateReferenceSystem wgs84

Constructor Details

GlobeUtils

public GlobeUtils()

Method Details

geographicToCartesianWgs84

public static double[] geographicToCartesianWgs84(double longitude,
 double latitude,
 double altitude)

radiusAtLatitudeRad

public static double radiusAtLatitudeRad(double latRad)

distanceBetweenLatitudesRad

public static double distanceBetweenLatitudesRad(double minLatRad,
 double maxLatRad)

distanceBetweenLongitudesRad

public static double distanceBetweenLongitudesRad(double latRad,
 double minLonRad,
 double maxLonRad)

angRadLatitudeForDistance

public static double angRadLatitudeForDistance(double latRad,
 double distance)

angRadLongitudeForDistance

public static double angRadLongitudeForDistance(double latRad,
 double distance)

geographicToCartesianWgs84

public static org.joml.Vector3d geographicToCartesianWgs84(org.joml.Vector3d position)

transformMatrixAtCartesianPointWgs84

public static org.joml.Matrix4d transformMatrixAtCartesianPointWgs84(double x,
 double y,
 double z)

normalAtCartesianPointWgs84

public static org.joml.Vector3d normalAtCartesianPointWgs84(org.joml.Vector3d cartesian)

normalAtCartesianPointWgs84

public static org.joml.Vector3d normalAtCartesianPointWgs84(double x,
 double y,
 double z)

transformMatrixAtCartesianPointWgs84

public static org.joml.Matrix4d transformMatrixAtCartesianPointWgs84(org.joml.Vector3d position)

cartesianToGeographicWgs84

public static org.joml.Vector3d cartesianToGeographicWgs84(double x,
 double y,
 double z)

cartesianToGeographicWgs84

public static org.joml.Vector3d cartesianToGeographicWgs84(org.joml.Vector3d position)

transform

public static org.locationtech.proj4j.ProjCoordinate transform(org.locationtech.proj4j.CoordinateReferenceSystem source,
 org.locationtech.proj4j.ProjCoordinate coordinate)

transformOnGeotools

public static org.locationtech.jts.geom.Coordinate transformOnGeotools(org.opengis.referencing.crs.CoordinateReferenceSystem source,
 org.locationtech.jts.geom.Coordinate coordinate)

getRadiusAtLatitude

public static double getRadiusAtLatitude(double latitude)

convertWkt

public static org.opengis.referencing.crs.CoordinateReferenceSystem convertWkt(String wkt)

extractEpsgCodeFromWTK

public static String extractEpsgCodeFromWTK(String wktCRS)

convertProj4jCrsFromGeotoolsCrs

public static org.locationtech.proj4j.CoordinateReferenceSystem convertProj4jCrsFromGeotoolsCrs(org.opengis.referencing.crs.CoordinateReferenceSystem crs)