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# CIAccordionFoldTransition

The properties you use to configure an accordion fold transition filter.

```
protocol CIAccordionFoldTransition : CITransitionFilter
```

## Topics

### Instance Properties

[`bottomHeight`](/documentation/CoreImage/CIAccordionFoldTransition/bottomHeight)

The height of the accordion-fold part of the transition.

[`foldShadowAmount`](/documentation/CoreImage/CIAccordionFoldTransition/foldShadowAmount)

A value that specifies the intensity of the shadow in the transtion.

[`numberOfFolds`](/documentation/CoreImage/CIAccordionFoldTransition/numberOfFolds)

The number of folds used in the transition.

## See Also

[`accordionFoldTransition()`](/documentation/CoreImage/CIFilter-swift.class/accordionFoldTransition())

Transitions by folding and crossfading an image to reveal the target image.


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