---
title: "init(coder:device:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsmatrixfindtopk/init(coder:device:)"
---

# init(coder:device:)

## Declaration

```swift
init?(coder aDecoder: NSCoder, device: any MTLDevice)
```