org.orekit.files.general

Class OrekitAttitudeEphemerisFile.OrekitAttitudeEphemerisSegment

java.lang.Object

org.orekit.files.general.OrekitAttitudeEphemerisFile.OrekitAttitudeEphemerisSegment

All Implemented Interfaces:

AttitudeEphemerisFile.AttitudeEphemerisSegment

Enclosing class:

OrekitAttitudeEphemerisFile

public static class OrekitAttitudeEphemerisFile.OrekitAttitudeEphemerisSegment
extends Object
implements AttitudeEphemerisFile.AttitudeEphemerisSegment

Constructor Summary

Constructors

Constructor and Description
OrekitAttitudeEphemerisSegment(List<TimeStampedAngularCoordinates> attitudeDataLines, String frameCenterString, String refFrameAString, String refFrameBString, String attitudeDir, String attitudeType, boolean isFirst, RotationOrder rotationOrder, TimeScale timeScale, String interpolationMethod, int interpolationSamples, Frame referenceFrame) Constructor for OrekitAttitudeEphemerisSegment.

Method Summary

Modifier and Type	Method and Description
List<TimeStampedAngularCoordinates>	getAngularCoordinates() Get an unmodifiable list of attitude data lines.
String	getAttitudeDirection() Get the rotation direction of the attitude.
String	getAttitudeType() Get the format of the data lines in the message.
AngularDerivativesFilter	getAvailableDerivatives() Get which derivatives of angular data are available in this attitude ephemeris segment.
String	getFrameCenterString() Get the name of the center of the coordinate system the ephemeris is provided in.
String	getInterpolationMethod() Get the interpolation method to be used.
int	getInterpolationSamples() Get the number of samples to use in interpolation.
Frame	getReferenceFrame() Get the reference frame from which attitude is defined.
String	getRefFrameAString() Get the reference frame A specifier as it appeared in the file.
String	getRefFrameBString() Get the reference frame B specifier as it appeared in the file.
RotationOrder	getRotationOrder() Get the rotation order for Euler angles.
AbsoluteDate	getStart() Get the start date of this ephemeris segment.
AbsoluteDate	getStop() Get the end date of this ephemeris segment.
TimeScale	getTimeScale() Get the time scale for this ephemeris segment.
String	getTimeScaleString() Get the time scale for this ephemeris segment.
boolean	isFirst() Get the flag for the placement of the quaternion QC in the attitude data.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.orekit.files.general.AttitudeEphemerisFile.AttitudeEphemerisSegment

getAttitudeProvider

Constructor Detail

OrekitAttitudeEphemerisSegment

public OrekitAttitudeEphemerisSegment(List<TimeStampedAngularCoordinates> attitudeDataLines,
                                      String frameCenterString,
                                      String refFrameAString,
                                      String refFrameBString,
                                      String attitudeDir,
                                      String attitudeType,
                                      boolean isFirst,
                                      RotationOrder rotationOrder,
                                      TimeScale timeScale,
                                      String interpolationMethod,
                                      int interpolationSamples,
                                      Frame referenceFrame)

Constructor for OrekitAttitudeEphemerisSegment.

Parameters:

attitudeDataLines - attitude data lines for this segment.

frameCenterString - the name of celestial body the frame is attached to.

refFrameAString - the name of the reference frame A.

refFrameBString - the name of the reference frame B.

attitudeDir - the rotation direction of the attitude.

attitudeType - the format of the attitude data.

isFirst - true if QC is the first element in the attitude data.

rotationOrder - the rotation order for Euler angles.

timeScale - the time scale of these ephemerides data.

interpolationMethod - the interpolation method to use.

interpolationSamples - the number of samples to use during interpolation.

referenceFrame - reference frame from which the attitude is defined

Method Detail

getAngularCoordinates

public List<TimeStampedAngularCoordinates> getAngularCoordinates()

Get an unmodifiable list of attitude data lines.

Specified by:

getAngularCoordinates in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

a list of attitude data

getFrameCenterString

public String getFrameCenterString()

Get the name of the center of the coordinate system the ephemeris is provided in. This may be a natural origin, such as the center of the Earth, another satellite, etc.

Specified by:

getFrameCenterString in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the name of the frame center

getRefFrameAString

public String getRefFrameAString()

Get the reference frame A specifier as it appeared in the file.

Specified by:

getRefFrameAString in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the frame name as it appeared in the file (A).

getRefFrameBString

public String getRefFrameBString()

Get the reference frame B specifier as it appeared in the file.

Specified by:

getRefFrameBString in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the frame name as it appeared in the file (B).

getReferenceFrame

public Frame getReferenceFrame()

Get the reference frame from which attitude is defined.

Specified by:

getReferenceFrame in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the reference frame from which attitude is defined

getAttitudeDirection

public String getAttitudeDirection()

Get the rotation direction of the attitude.

Specified by:

getAttitudeDirection in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the rotation direction of the attitude

getAttitudeType

public String getAttitudeType()

Get the format of the data lines in the message.

Specified by:

getAttitudeType in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the format of the data lines in the message

isFirst

public boolean isFirst()

Get the flag for the placement of the quaternion QC in the attitude data.

Specified by:

isFirst in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

true if QC is the first element in the attitude data

getRotationOrder

public RotationOrder getRotationOrder()

Get the rotation order for Euler angles.

Specified by:

getRotationOrder in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

rotation order

getTimeScaleString

public String getTimeScaleString()

Get the time scale for this ephemeris segment.

Specified by:

getTimeScaleString in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the time scale identifier, as specified in the ephemeris file, or null if the ephemeris file does not specify a time scale.

getTimeScale

public TimeScale getTimeScale()

Get the time scale for this ephemeris segment.

Specified by:

getTimeScale in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the time scale for this segment. Never null.

getStart

public AbsoluteDate getStart()

Get the start date of this ephemeris segment.

Specified by:

getStart in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

ephemeris segment start date.

getStop

public AbsoluteDate getStop()

Get the end date of this ephemeris segment.

Specified by:

getStop in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

ephemeris segment end date.

getInterpolationMethod

public String getInterpolationMethod()

Get the interpolation method to be used.

Specified by:

getInterpolationMethod in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the interpolation method

getInterpolationSamples

public int getInterpolationSamples()

Get the number of samples to use in interpolation.

Specified by:

getInterpolationSamples in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

the number of points to use for interpolation.

getAvailableDerivatives

public AngularDerivativesFilter getAvailableDerivatives()

Get which derivatives of angular data are available in this attitude ephemeris segment.

Specified by:

getAvailableDerivatives in interface AttitudeEphemerisFile.AttitudeEphemerisSegment

Returns:

a value indicating if the file contains rotation and/or rotation rate and/or acceleration data.