---
title: MTLDataType.half4
framework: metal
role: symbol
role_heading: Case
path: metal/mtldatatype/half4
---

# MTLDataType.half4

A four-component vector with 16-bit floating-point values.

## Declaration

```swift
case half4
```

## See Also

### 16-bit floating-point types

- [MTLDataType.half](metal/mtldatatype/half.md)
- [MTLDataType.half2](metal/mtldatatype/half2.md)
- [MTLDataType.half3](metal/mtldatatype/half3.md)