---
title: penetrationDistance
framework: scenekit
role: symbol
role_heading: Instance Property
path: scenekit/scnphysicscontact/penetrationdistance
---

# penetrationDistance

The distance of overlap, in units of scene coordinate space, between the two physics bodies.

## Declaration

```swift
var penetrationDistance: CGFloat { get }
```

## See Also

### Inspecting the Contact Properties

- [nodeA](scenekit/scnphysicscontact/nodea.md)
- [nodeB](scenekit/scnphysicscontact/nodeb.md)
- [contactPoint](scenekit/scnphysicscontact/contactpoint.md)
- [contactNormal](scenekit/scnphysicscontact/contactnormal.md)
- [collisionImpulse](scenekit/scnphysicscontact/collisionimpulse.md)