---
title: boundingBoxBuffers
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlaccelerationstructuremotionboundingboxgeometrydescriptor/boundingboxbuffers
---

# boundingBoxBuffers

A array of motion keyframes, each containing bounding box data.

## Declaration

```swift
var boundingBoxBuffers: [MTLMotionKeyframeData] { get set }
```

## See Also

### Specifying bounding boxes data

- [boundingBoxStride](metal/mtlaccelerationstructuremotionboundingboxgeometrydescriptor/boundingboxstride.md)