org.orekit.attitudes
public class LofOffsetPointing extends GroundPointing
The attitude pointing law is defined by an attitude provider and the satellite axis vector chosen for pointing.
Constructor and Description |
---|
LofOffsetPointing(BodyShape shape,
AttitudeProvider attLaw,
Vector3D satPointingVector)
Creates new instance.
|
Modifier and Type | Method and Description |
---|---|
Attitude |
getAttitude(PVCoordinatesProvider pvProv,
AbsoluteDate date,
Frame frame)
Compute the attitude corresponding to an orbital state.
|
protected Vector3D |
getTargetPoint(PVCoordinatesProvider pvProv,
AbsoluteDate date,
Frame frame)
Compute the target point in specified frame.
|
getBodyFrame, getTargetPV
public LofOffsetPointing(BodyShape shape, AttitudeProvider attLaw, Vector3D satPointingVector)
shape
- Body shapeattLaw
- Attitude lawsatPointingVector
- satellite vector defining the pointing directionpublic Attitude getAttitude(PVCoordinatesProvider pvProv, AbsoluteDate date, Frame frame) throws OrekitException
getAttitude
in interface AttitudeProvider
getAttitude
in class GroundPointing
pvProv
- local position-velocity provider around current datedate
- current dateframe
- reference frame from which attitude is computedOrekitException
- if attitude cannot be computedprotected Vector3D getTargetPoint(PVCoordinatesProvider pvProv, AbsoluteDate date, Frame frame) throws OrekitException
getTargetPoint
in class GroundPointing
pvProv
- provider for PV coordinatesdate
- date at which target point is requestedframe
- frame in which observed ground point should be providedOrekitException
- if some specific error occurs,
such as no target reachedCopyright © 2002–2015 CS Syst?mes d'Information. All rights reserved.