AudioListener: upX property

The upX read-only property of the AudioListener interface is an AudioParam representing the x value of the direction vector defining the up direction the listener is pointing in.

Note: The parameter is a-rate when used with a PannerNode whose PannerNode is set to equalpower, or k-rate otherwise.


An AudioParam. Its default value is 0, and it can range between positive and negative infinity.


For more detailed example code see BaseAudioContext.createPanner().


Web Audio API
# dom-audiolistener-upx

Browser compatibility

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See also