Indicates whether or not the device is providing orientation data absolutely (that is, in reference to the Earth's coordinate frame) or using some arbitrary frame determined by the device. See Orientation and motion data explained for details.
trueif the orientation data in
instanceOfDeviceOrientationEventis provided as the difference between the Earth's coordinate frame and the device's coordinate frame
falseif the orientation data is being provided in reference to some arbitrary, device-determined coordinate frame.
|DeviceOrientation Event Specification |
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