---
title: MTLVertexFormat.uchar4
framework: metal
role: symbol
role_heading: Case
path: metal/mtlvertexformat/uchar4
---

# MTLVertexFormat.uchar4

A four-component vector with 8-bit, unsigned integer values.

## Declaration

```swift
case uchar4
```

## See Also

### 8-bit integer formats

- [MTLVertexFormat.char](metal/mtlvertexformat/char.md)
- [MTLVertexFormat.char2](metal/mtlvertexformat/char2.md)
- [MTLVertexFormat.char3](metal/mtlvertexformat/char3.md)
- [MTLVertexFormat.char4](metal/mtlvertexformat/char4.md)
- [MTLVertexFormat.uchar](metal/mtlvertexformat/uchar.md)
- [MTLVertexFormat.uchar2](metal/mtlvertexformat/uchar2.md)
- [MTLVertexFormat.uchar3](metal/mtlvertexformat/uchar3.md)