Package ucar.unidata.geoloc

Class Projections

java.lang.Object

ucar.unidata.geoloc.Projections

public class Projections
extends Object

Static utilities for Projection.

Constructor Summary

Constructors

Constructor	Description
Projections()

Method Summary

Modifier and Type	Method	Description
static double[][]	latLonToProj(Projection proj, double[][] from)	Convert lat/lon coordinates to projection coordinates.
static double[][]	latLonToProj(Projection proj, double[][] from, double[][] to)	Convert lat/lon coordinates to projection coordinates.
static double[][]	latLonToProj(Projection proj, double[][] from, double[][] to, int latIndex, int lonIndex)	Convert lat/lon coordinates to projection coordinates.
static double[][]	latLonToProj(Projection proj, double[][] from, int latIndex, int lonIndex)	Convert lat/lon coordinates to projection coordinates.
static float[][]	latLonToProj(Projection proj, float[][] from)	Convert lat/lon coordinates to projection coordinates.
static float[][]	latLonToProj(Projection proj, float[][] from, float[][] to)	Convert lat/lon coordinates to projection coordinates.
static float[][]	latLonToProj(Projection proj, float[][] from, float[][] to, int latIndex, int lonIndex)	Convert lat/lon coordinates to projection coordinates.
static float[][]	latLonToProj(Projection proj, float[][] from, int latIndex, int lonIndex)	Convert lat/lon coordinates to projection coordinates.
static double[][]	projToLatLon(Projection proj, double[][] from)	Convert projection coordinates to lat/lon coordinates.
static double[][]	projToLatLon(Projection proj, double[][] from, double[][] to)	Convert projection coordinates to lat/lon coordinate.
static float[][]	projToLatLon(Projection proj, float[][] from)	Convert projection coordinates to lat/lon coordinates.
static float[][]	projToLatLon(Projection proj, float[][] from, float[][] to)	Convert projection coordinates to lat/lon coordinate.

Methods inherited from class java.lang.Object

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

Constructor Detail

Projections

public Projections()

Method Detail

projToLatLon

public static double[][] projToLatLon(Projection proj,
                                      double[][] from)

Convert projection coordinates to lat/lon coordinates.

Parameters:

from - array of projection coordinates: from[2][n], where from[0][i], from[1][i] is the x, y coordinate of the ith point

Returns:

resulting array of lat/lon coordinates, where to[0][i], to[1][i] is the lat,lon coordinate of the ith point

projToLatLon

public static double[][] projToLatLon(Projection proj,
                                      double[][] from,
                                      double[][] to)

Convert projection coordinates to lat/lon coordinate.

Parameters:

from - array of projection coordinates: from[2][n], where (from[0][i], from[1][i]) is the (x, y) coordinate of the ith point

to - resulting array of lat/lon coordinates: to[2][n] where (to[0][i], to[1][i]) is the (lat, lon) coordinate of the ith point

Returns:

the "to" array

projToLatLon

public static float[][] projToLatLon(Projection proj,
                                     float[][] from)

Convert projection coordinates to lat/lon coordinates.

Parameters:

from - array of projection coordinates: from[2][n], where from[0][i], from[1][i] is the x, y coordinate of the ith point

Returns:

resulting array of lat/lon coordinates, where to[0][i], to[1][i] is the lat,lon coordinate of the ith point

projToLatLon

public static float[][] projToLatLon(Projection proj,
                                     float[][] from,
                                     float[][] to)

Convert projection coordinates to lat/lon coordinate.

Parameters:

from - array of projection coordinates: from[2][n], where (from[0][i], from[1][i]) is the (x, y) coordinate of the ith point

to - resulting array of lat/lon coordinates: to[2][n] where (to[0][i], to[1][i]) is the (lat, lon) coordinate of the ith point

Returns:

the "to" array

latLonToProj

public static double[][] latLonToProj(Projection proj,
                                      double[][] from)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where from[0][i], from[1][i] is the (lat,lon) coordinate of the ith point

Returns:

resulting array of projection coordinates, where to[0][i], to[1][i] is the (x,y) coordinate of the ith point

latLonToProj

public static double[][] latLonToProj(Projection proj,
                                      double[][] from,
                                      double[][] to)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[0][i], from[1][i]) is the (lat,lon) coordinate of the ith point

to - resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

Returns:

the "to" array

latLonToProj

public static double[][] latLonToProj(Projection proj,
                                      double[][] from,
                                      int latIndex,
                                      int lonIndex)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[latIndex][i], from[lonIndex][i]) is the (lat,lon) coordinate of the ith point

latIndex - index of lat coordinate; must be 0 or 1

lonIndex - index of lon coordinate; must be 0 or 1

Returns:

resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

latLonToProj

public static double[][] latLonToProj(Projection proj,
                                      double[][] from,
                                      double[][] to,
                                      int latIndex,
                                      int lonIndex)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[latIndex][i], from[lonIndex][i]) is the (lat,lon) coordinate of the ith point

to - resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

latIndex - index of lat coordinate; must be 0 or 1

lonIndex - index of lon coordinate; must be 0 or 1

Returns:

the "to" array

latLonToProj

public static float[][] latLonToProj(Projection proj,
                                     float[][] from)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where from[0][i], from[1][i] is the (lat,lon) coordinate of the ith point

Returns:

resulting array of projection coordinates, where to[0][i], to[1][i] is the (x,y) coordinate of the ith point

latLonToProj

public static float[][] latLonToProj(Projection proj,
                                     float[][] from,
                                     float[][] to)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[0][i], from[1][i]) is the (lat,lon) coordinate of the ith point

to - resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

Returns:

the "to" array

latLonToProj

public static float[][] latLonToProj(Projection proj,
                                     float[][] from,
                                     int latIndex,
                                     int lonIndex)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[latIndex][i], from[lonIndex][i]) is the (lat,lon) coordinate of the ith point

latIndex - index of lat coordinate; must be 0 or 1

lonIndex - index of lon coordinate; must be 0 or 1

Returns:

resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

latLonToProj

public static float[][] latLonToProj(Projection proj,
                                     float[][] from,
                                     float[][] to,
                                     int latIndex,
                                     int lonIndex)

Convert lat/lon coordinates to projection coordinates.

Parameters:

from - array of lat/lon coordinates: from[2][n], where (from[latIndex][i], from[lonIndex][i]) is the (lat,lon) coordinate of the ith point

to - resulting array of projection coordinates: to[2][n] where (to[0][i], to[1][i]) is the (x,y) coordinate of the ith point

latIndex - index of lat coordinate; must be 0 or 1

lonIndex - index of lon coordinate; must be 0 or 1

Returns:

the "to" array