namespace UnityEngine.InputSystem.LowLevel { /// <summary> /// Interface to allow custom input devices to receive callbacks when the input system is updated. /// </summary> /// <remarks> /// If an <see cref="InputDevice"/> class implements the IInputUpdateCallbackReceiver interface, any instance of the /// InputDevice will have it's <see cref="OnUpdate"/> method called whenever the input system updates. This can be used /// to implement custom state update logic for virtual input devices which track some state in the project. /// </remarks> public interface IInputUpdateCallbackReceiver { void OnUpdate(); } }