---
title: UICollectionLayoutSectionOrthogonalScrollingProperties.DecelerationRate
framework: uikit
role: symbol
role_heading: Structure
path: uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.struct
---

# UICollectionLayoutSectionOrthogonalScrollingProperties.DecelerationRate

Constants that specify the rate of deceleration in the orthogonal scrolling section after the scrolling pan gesture ends.

## Declaration

```swift
struct DecelerationRate
```

## Topics

### Selecting deceleration rates

- [automatic](uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.struct/automatic.md)
- [fast](uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.struct/fast.md)
- [normal](uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.struct/normal.md)

### Creating a deceleration rate

- [init(rawValue:)](uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.struct/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Specifying the rate of deceleration

- [decelerationRate](uikit/uicollectionlayoutsectionorthogonalscrollingproperties/decelerationrate-swift.property.md)