---
title: "init(mtlDevice:)"
framework: metalperformanceshadersgraph
role: symbol
role_heading: Initializer
path: "metalperformanceshadersgraph/mpsgraphdevice/init(mtldevice:)-4ettd"
---

# init(mtlDevice:)

Creates a device from a given Metal device.

## Declaration

```swift
convenience init(mtlDevice metalDevice: any MTLDevice)
```

## Parameters

- `metalDevice`: MTLDevice to create an MPSGraphDevice from.

## Return Value

Return Value A valid device.