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The RelativeOrientationSensor() constructor creates a new RelativeOrientationSensor object which describes the device's physical orientation.
new RelativeOrientationSensor()
new RelativeOrientationSensor(options)options OptionalOptions are as follows:
frequency OptionalThe desired number of times per second a sample should be taken, meaning the number of times per second that the reading event will be called. A whole number or decimal may be used, the latter for frequencies less than a second. The actual reading frequency depends device hardware and consequently may be less than requested.
referenceFrame OptionalEither 'device' or 'screen'. The default is 'device'.
SecurityError DOMExceptionUse of this feature was blocked by a Permissions Policy.
reading event