---
title: primitiveDataBufferOffset
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlaccelerationstructuregeometrydescriptor/primitivedatabufferoffset
---

# primitiveDataBufferOffset

## Declaration

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

## Mentioned in

Improving ray-tracing data access using per-primitive data