Orientation Sensor View

Application obtains orientation, gyro, acceleration sensors data; draws coordinate frame that reacts to rotation around Z axis only.

Device coordinate frame.

Screenshots

Main screen displays sensors data and coordinate frame view.

References

Android developers documentation:

Sensors overview - https://developer.android.com/guide/topics/sensors/sensors_overview
SensorEvent - https://developer.android.com/reference/android/hardware/SensorEvent
Sensor.TYPE_ORIENTATION - https://developer.android.com/reference/android/hardware/SensorEvent#sensor.type_orientation-: