3 ms·
> Note that enabling "Back Tap" will cause a daemon to run in the background all times taking a couple percent CPU Is this true? I was under the impression tha
by vineyardmike 4y ago
> Note that enabling "Back Tap" will cause a daemon to run in the background all times taking a couple percent CPU
Is this true? I was under the impression that iPhones (and most modern high end devices) had dedicated hardware to monitor these sort of features, and triggers a system event in the OS (the same way you don’t need a daemon to check for a keyboard or power button).
- saagarjha 4y agoIt is, the process is named "AccessibilityUIServer". There is a dedicated motion coprocessor but when the events come back the are plumbed through CoreMotion to a framework called Phoenix, which runs a ML model on them.