org.orekit.attitudes
Class AttitudeTransformProvider

java.lang.Object
  org.orekit.attitudes.AttitudeTransformProvider

All Implemented Interfaces:

Serializable, TransformProvider

public class AttitudeTransformProvider
extends Object
implements TransformProvider

This class is a TransformProvider for AttitudeFrame; it provides, for a given date, the transformation corresponding to the spacecraft reference frame orientation with respect to the parent frame.

Since:

1.2

Version:

$Id$

Author:

tournebizej

See Also:

AttitudeFrame, Serialized Form

Concurrency :

conditionally thread-safe

Concurrency comment :

is thread-safe if all attributes are.

Constructor Summary

protected

AttitudeTransformProvider(AttitudeLaw law, PVCoordinatesProvider pv, Frame frame) Protected constructor.

Method Summary

Transform	getTransform(AbsoluteDate date) Get the Transform corresponding to specified date.
Transform	getTransform(AbsoluteDate date, boolean computeSpinDerivatives) Get the Transform corresponding to specified date.
Transform	getTransform(AbsoluteDate date, FramesConfiguration config) Get the Transform corresponding to specified date.
Transform	getTransform(AbsoluteDate date, FramesConfiguration config, boolean computeSpinDerivatives) Get the Transform corresponding to specified date.

Methods inherited from class java.lang.Object

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

Constructor Detail

AttitudeTransformProvider

protected AttitudeTransformProvider(AttitudeLaw law,
                                    PVCoordinatesProvider pv,
                                    Frame frame)

Protected constructor.

Parameters:

law - the attitude law from which the transformation with respect to a parent frame is computed.

pv - the PV coordinates provider.

frame - the parent frame.

Method Detail

getTransform

public Transform getTransform(AbsoluteDate date,
                              boolean computeSpinDerivatives)
                       throws OrekitException

Get the Transform corresponding to specified date.

Specified by:

getTransform in interface TransformProvider

Parameters:

date - current date

computeSpinDerivatives - true if spin derivatives should be computed. If not, spin derivative is set to null

Returns:

transform at specified date

Throws:

OrekitException - if transform cannot be computed at given date

getTransform

public Transform getTransform(AbsoluteDate date)
                       throws OrekitException

Get the Transform corresponding to specified date.

Warning: spin derivative is not computed.

Specified by:

getTransform in interface TransformProvider

Parameters:

date - current date

Returns:

transform at specified date

Throws:

OrekitException - if transform cannot be computed at given date

getTransform

public Transform getTransform(AbsoluteDate date,
                              FramesConfiguration config)
                       throws OrekitException

Get the Transform corresponding to specified date.

Warning: spin derivative is not computed.

Specified by:

getTransform in interface TransformProvider

Parameters:

date - current date

config - frames configuration to use

Returns:

transform at specified date

Throws:

OrekitException - if transform cannot be computed at given date

getTransform

public Transform getTransform(AbsoluteDate date,
                              FramesConfiguration config,
                              boolean computeSpinDerivatives)
                       throws OrekitException

Get the Transform corresponding to specified date.

Specified by:

getTransform in interface TransformProvider

Parameters:

date - current date

config - frames configuration to use

computeSpinDerivatives - true if spin derivatives should be computed. If not, spin derivative is set to null

Returns:

transform at specified date

Throws:

OrekitException - if transform cannot be computed at given date