---
title: "init(device:kernelWidth:kernelHeight:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpscnnspatialnormalizationgradient/init(device:kernelwidth:kernelheight:)"
---

# init(device:kernelWidth:kernelHeight:)

## Declaration

```swift
init(device: any MTLDevice, kernelWidth: Int, kernelHeight: Int)
```