---
title: boundingBox
framework: modelio
role: symbol
role_heading: Instance Property
path: modelio/mdlvoxelarray/boundingbox
---

# boundingBox

The extent of the voxel array’s volume in world coordinate space.

## Declaration

```swift
var boundingBox: MDLAxisAlignedBoundingBox { get }
```

## Discussion

Discussion The coordinate space for the bounding box is the world space of the asset from which the voxel array was created, or for voxel arrays created with the init(data:boundingBox:voxelExtent:) initializer, the bounding box specified at initialization.

## See Also

### Relating Voxels to Scene Space

- [index(ofSpatialLocation:)](modelio/mdlvoxelarray/index(ofspatiallocation:).md)
- [spatialLocation(ofIndex:)](modelio/mdlvoxelarray/spatiallocation(ofindex:).md)
- [voxelBoundingBox(atIndex:)](modelio/mdlvoxelarray/voxelboundingbox(atindex:).md)