---
title: "init(device:kernelDiameter:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsimageguidedfilter/init(device:kerneldiameter:)"
---

# init(device:kernelDiameter:)

## Declaration

```swift
init(device: any MTLDevice, kernelDiameter: Int)
```