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# buffer

The Metal buffer backing all vertex and index data.

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

## Discussion

Many [`MTKMeshBuffer`](/documentation/MetalKit/MTKMeshBuffer) objects may reference the same <doc://com.apple.documentation/documentation/Metal/MTLBuffer> object, in which case each [`MTKMeshBuffer`](/documentation/MetalKit/MTKMeshBuffer) object will have its own unique [`offset`](/documentation/MetalKit/MTKMeshBuffer/offset) value.

---

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