---
title: IOAccelDeviceRegion
framework: IOKit
role: symbol
role_heading: Structure
platforms: [Mac Catalyst 18.4+, macOS 10.0+]
path: iokit/ioacceldeviceregion
---

# IOAccelDeviceRegion

## Declaration

```occ
typedef struct IOAccelDeviceRegion {
    ...
} IOAccelDeviceRegion;
```

## Topics

### Instance Properties

- [bounds](iokit/ioacceldeviceregion/1563288-bounds.md)
- [num_rects](iokit/ioacceldeviceregion/1563301-num_rects.md)
- [rect](iokit/ioacceldeviceregion/1563298-rect.md)