input-systems

Unity Input System package engineering - Input Actions asset, action maps and control schemes, PlayerInput vs generated C# class vs direct action references, action types Value Button and PassThrough, interactions and processors, composite bindings, started/performed/canceled callbacks vs polling, runtime rebinding with saved overrides, multiple devices and local multiplayer with PlayerInputManager, device switching and prompt glyphs, gamepad dead zones and rumble, touch input, input buffering and coyote windows, enabling maps by game state, unsubscribing on disable, testing with InputTestFixture, and legacy Input Manager migration. Load when adding or reviewing player input, rebinding, controller support, or input bugs.