Selects the preferred directivity configuration for the data source.
- iOS 7.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
The directivity configuration to be used.
true if a request was successfully made, or
Requests a change to the selected polar pattern; to determine whether the change takes effect, use the
If the data source and its owning port are in use, using this method to change the directivity configuration will likely result in a route reconfiguration.
Set a preferred polar pattern only after setting the audio session’s category and mode and activating the session.