---
title: occluderCategoryBitMask
framework: scenekit
role: symbol
role_heading: Instance Property
path: scenekit/scnavoidoccluderconstraint/occludercategorybitmask
---

# occluderCategoryBitMask

## Declaration

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

## See Also

### Configuring Constraint Behavior

- [bias](scenekit/scnavoidoccluderconstraint/bias.md)
- [target](scenekit/scnavoidoccluderconstraint/target.md)
- [delegate](scenekit/scnavoidoccluderconstraint/delegate.md)
- [SCNAvoidOccluderConstraintDelegate](scenekit/scnavoidoccluderconstraintdelegate.md)