---
title: SCNActionTimingMode.easeIn
framework: scenekit
role: symbol
role_heading: Case
path: scenekit/scnactiontimingmode/easein
---

# SCNActionTimingMode.easeIn

Ease-in pacing. The animation begins slowly, and then speeds up as it progresses.

## Declaration

```swift
case easeIn
```

## See Also

### Constants

- [SCNActionTimingMode.linear](scenekit/scnactiontimingmode/linear.md)
- [SCNActionTimingMode.easeOut](scenekit/scnactiontimingmode/easeout.md)
- [SCNActionTimingMode.easeInEaseOut](scenekit/scnactiontimingmode/easeineaseout.md)