---
title: reflectionCategoryBitMask
framework: scenekit
role: symbol
role_heading: Instance Property
path: scenekit/scnfloor/reflectioncategorybitmask
---

# reflectionCategoryBitMask

A mask that defines which categories of other objects show reflections on the floor.

## Declaration

```swift
var reflectionCategoryBitMask: Int { get set }
```

## See Also

### Adding Reflections to a Floor

- [reflectivity](scenekit/scnfloor/reflectivity.md)
- [reflectionFalloffEnd](scenekit/scnfloor/reflectionfalloffend.md)
- [reflectionFalloffStart](scenekit/scnfloor/reflectionfalloffstart.md)
- [reflectionResolutionScaleFactor](scenekit/scnfloor/reflectionresolutionscalefactor.md)