---
title: simulationEntity
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/clothsimulationevents/beforeupdate/simulationentity
---

# simulationEntity

The entity that has the simulation component that this event originates from.

## Declaration

```swift
let simulationEntity: Entity
```

## See Also

### Inspecting the update

- [updateCount](realitykit/clothsimulationevents/beforeupdate/updatecount.md)