---
title: offset
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/lowlevelmesh/attribute/offset
---

# offset

The location of an attribute in vertex data, determined by the byte offset from the start of the vertex data.

## Declaration

```swift
var offset: Int
```

## See Also

### Describing an attribute

- [format](realitykit/lowlevelmesh/attribute/format.md)
- [layoutIndex](realitykit/lowlevelmesh/attribute/layoutindex.md)
- [semantic](realitykit/lowlevelmesh/attribute/semantic.md)