---
title: MTLDataType.half3
framework: metal
role: symbol
role_heading: Case
path: metal/mtldatatype/half3
---

# MTLDataType.half3

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

## Declaration

```swift
case half3
```

## See Also

### 16-bit floating-point types

- [MTLDataType.half](metal/mtldatatype/half.md)
- [MTLDataType.half2](metal/mtldatatype/half2.md)
- [MTLDataType.half4](metal/mtldatatype/half4.md)