---
title: vertical
framework: arkit
role: symbol
role_heading: Type Property
path: arkit/arworldtrackingconfiguration/planedetection-swift.struct/vertical
---

# vertical

The session detects surfaces that are parallel to gravity, regardless of other orientation.

## Declaration

```swift
static var vertical: ARWorldTrackingConfiguration.PlaneDetection { get }
```

## See Also

### Plane Detection Options

- [horizontal](arkit/arworldtrackingconfiguration/planedetection-swift.struct/horizontal.md)
- [horizontal](arkit/arworldtrackingconfiguration/planedetection-swift.struct/horizontal.md)