---
title: radius
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/civignetteeffect/radius
---

# radius

The distance from the center of the effect.

## Declaration

```swift
var radius: Float { get set }
```

## See Also

### Instance Properties

- [center](coreimage/civignetteeffect/center.md)
- [falloff](coreimage/civignetteeffect/falloff.md)
- [inputImage](coreimage/civignetteeffect/inputimage.md)
- [intensity](coreimage/civignetteeffect/intensity.md)