---
title: kernelWidth
framework: metalperformanceshaders
role: symbol
role_heading: Instance Property
path: metalperformanceshaders/mpsimagedilate/kernelwidth
---

# kernelWidth

The width of the filter window which must be an odd number.

## Declaration

```swift
var kernelWidth: Int { get }
```

## See Also

### Properties

- [kernelHeight](metalperformanceshaders/mpsimagedilate/kernelheight.md)