---
title: physicsSimulation
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/anchoringcomponent/physicssimulation-swift.property
---

# physicsSimulation

Specifies the physics simulation spece that the entity and its descendants are in.

## Declaration

```swift
var physicsSimulation: AnchoringComponent.PhysicsSimulation { get set }
```

## See Also

### Configuring the anchor

- [target](realitykit/anchoringcomponent/target-swift.property.md)
- [trackingMode](realitykit/anchoringcomponent/trackingmode-swift.property.md)