---
title: MTLDataType.char3
framework: metal
role: symbol
role_heading: Case
path: metal/mtldatatype/char3
---

# MTLDataType.char3

A three-component vector with 8-bit, signed integer values.

## Declaration

```swift
case char3
```

## See Also

### 8-bit integer types

- [MTLDataType.char](metal/mtldatatype/char.md)
- [MTLDataType.char2](metal/mtldatatype/char2.md)
- [MTLDataType.char4](metal/mtldatatype/char4.md)
- [MTLDataType.uchar](metal/mtldatatype/uchar.md)
- [MTLDataType.uchar2](metal/mtldatatype/uchar2.md)
- [MTLDataType.uchar3](metal/mtldatatype/uchar3.md)
- [MTLDataType.uchar4](metal/mtldatatype/uchar4.md)