---
title: buffer
framework: arkit
role: symbol
role_heading: Instance Property
path: arkit/geometryelement/buffer
---

# buffer

A Metal buffer that contains index data that defines the geometry of an object.

## Declaration

```swift
var buffer: any MTLBuffer { get }
```

## See Also

### Rendering geometry elements

- [primitive](arkit/geometryelement/primitive-swift.property.md)
- [GeometryElement.Primitive](arkit/geometryelement/primitive-swift.enum.md)
- [count](arkit/geometryelement/count.md)
- [bytesPerIndex](arkit/geometryelement/bytesperindex.md)
- [description](arkit/geometryelement/description.md)