astro
Class WcsShift

java.lang.Object
  util.CommandLineParser
      astro.RaDeParser
          astro.WcsShift

public class WcsShift
extends RaDeParser

A class that deals with fits files having a valid WCS defined in their header. The user can then do calculations, like converting a ra/dec to x/y coordinates (back and forth), or calculate a shift of the frame to a specified. center.

Nested Class Summary

static class

WcsShift.Shift Class to print out the fits-file name followed by pixel shift for a central ra/de.

Nested classes/interfaces inherited from class util.CommandLineParser

CommandLineParser.Test

Field Summary

private static String	FOOT A footer message.
private static String	TWO The command line switches.
private static String	ZERO The command line switches.

Fields inherited from class astro.RaDeParser

USE

Constructor Summary

WcsShift()
Constructs a new WcsShift and register the additional command line switches.

Method Summary

protected VectorG

process(String[] arg) Process the command line and returns a eight-dimensional vector, with the following meaning in its coordinates.

Methods inherited from class astro.RaDeParser

getRaDe

Methods inherited from class util.CommandLineParser

getArguments, getCommandLine, getCommands, getRegisteredSwitches, hasAnySwitch, hasSwitch, hasSwitch, haveAllSwitches, parse, printCommandLine, registerLine, registerSwitches, setCommands, staticUsage, usage

Methods inherited from class java.lang.Object

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

Field Detail

ZERO

private static final String ZERO

The command line switches.

See Also:

Constant Field Values

TWO

private static final String TWO

The command line switches.

See Also:

Constant Field Values

FOOT

private static final String FOOT

A footer message.

See Also:

Constant Field Values

Constructor Detail

WcsShift

public WcsShift()

Constructs a new WcsShift and register the additional command line switches.

Method Detail

process

protected VectorG process(String[] arg)
                   throws ParseException

Process the command line and returns a eight-dimensional vector, with the following meaning in its coordinates.

• The first two coordinates are ra/de, either given or inferred from xy.
• Then the CCD x/y. Either given or inferred from ra de.
• The shift in ra/de to the central ra/de.
• The shift in pixel to the central pixel.

Throws:

ParseException