ucar.unidata.geoloc

Class Projections

java.lang.Object

ucar.unidata.geoloc.Projections

public class Projections
extends java.lang.Object

Static utilities for Projection.

Constructor Summary

Constructors

Constructor and Description
Projections()

Method Summary

Modifier and Type	Method and 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

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,
                                      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 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 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,
                                     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

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

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