---
title: extent
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cipagecurltransition/extent
---

# extent

The extent of the effect.

## Declaration

```swift
var extent: CGRect { get set }
```

## See Also

### Instance Properties

- [angle](coreimage/cipagecurltransition/angle.md)
- [backsideImage](coreimage/cipagecurltransition/backsideimage.md)
- [radius](coreimage/cipagecurltransition/radius.md)
- [shadingImage](coreimage/cipagecurltransition/shadingimage.md)