---
title: sceneUnderstanding
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/spatialtrackingsession/unavailablecapabilities/sceneunderstanding
---

# sceneUnderstanding

A type that contains all unavailable scene-understanding capabilities.

## Declaration

```swift
var sceneUnderstanding: Set<SpatialTrackingSession.Configuration.SceneUnderstandingCapability> { get }
```