new PositionProperty()
The interface for all
Property objects that define a world
location as a Cartesian3 with an associated ReferenceFrame.
This type defines an interface and cannot be instantiated directly.
Members
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readonlydefinitionChanged :Event
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Gets the event that is raised whenever the definition of this property changes. The definition is considered to have changed if a call to getValue would return a different result for the same time.
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equals
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Compares this property to the provided property and returns
trueif they are equal,falseotherwise. -
readonlyisConstant :Boolean
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Gets a value indicating if this property is constant. A property is considered constant if getValue always returns the same result for the current definition.
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referenceFrame :ReferenceFrame
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Gets the reference frame that the position is defined in.
Methods
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getValue(time, result) → Cartesian3
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Gets the value of the property at the provided time in the fixed frame.
Name Type Description timeJulianDate The time for which to retrieve the value. resultCartesian3 optional The object to store the value into, if omitted, a new instance is created and returned. Returns:
The modified result parameter or a new instance if the result parameter was not supplied. -
getValueInReferenceFrame(time, referenceFrame, result) → Cartesian3
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Gets the value of the property at the provided time and in the provided reference frame.
Name Type Description timeJulianDate The time for which to retrieve the value. referenceFrameReferenceFrame The desired referenceFrame of the result. resultCartesian3 optional The object to store the value into, if omitted, a new instance is created and returned. Returns:
The modified result parameter or a new instance if the result parameter was not supplied.