Package gov.nasa.jpl.lighttime

Class SPKLightTimeProvider

java.lang.Object

gov.nasa.jpl.lighttime.SPKLightTimeProvider

All Implemented Interfaces:

LightTimeProvider

public class SPKLightTimeProvider
extends Object
implements LightTimeProvider

Constructor Summary

Constructors

Constructor	Description
SPKLightTimeProvider()

Method Summary

Modifier and Type	Method	Description
Duration	downleg(Time t, int sc_id, int body_id, String time_reference)	Gets the downleg duration from a spacecraft represented by sc_id to a body represented by body_id at the specified Time t.
Duration	upleg(Time t, int sc_id, int body_id, String time_reference)	Gets the upleg duration to a spacecraft represented by sc_id from a body represented by body_id at the specified Time t.

Methods inherited from class java.lang.Object

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

Constructor Details

SPKLightTimeProvider

public SPKLightTimeProvider()

Method Details

upleg

public Duration upleg(Time t,
 int sc_id,
 int body_id,
 String time_reference)

Gets the upleg duration to a spacecraft represented by sc_id from a body represented by body_id at the specified Time t. The Spice calculation of the duration is different depending on your time_reference frame, though they are usually very close.

Specified by:

upleg in interface LightTimeProvider

Parameters:

t -

sc_id -

body_id -

time_reference -

Returns:

A new Duration object

downleg

public Duration downleg(Time t,
 int sc_id,
 int body_id,
 String time_reference)

Gets the downleg duration from a spacecraft represented by sc_id to a body represented by body_id at the specified Time t. The Spice calculation of the duration is different depending on your time_reference frame, though they are usually very close.

Specified by:

downleg in interface LightTimeProvider

Parameters:

t -

sc_id -

body_id -

time_reference -

Returns:

A new Duration object