---
title: SCNParticleEvent.death
framework: scenekit
role: symbol
role_heading: Case
path: scenekit/scnparticleevent/death
---

# SCNParticleEvent.death

Occurs when particles reach the end of their life span.

## Declaration

```swift
case death
```

## Discussion

Discussion SceneKit calls your event handler block immediately before removing dead particles from the scene.

## See Also

### Constants

- [SCNParticleEvent.birth](scenekit/scnparticleevent/birth.md)
- [SCNParticleEvent.collision](scenekit/scnparticleevent/collision.md)