---
title: MTLDataType.long2
framework: metal
role: symbol
role_heading: Case
path: metal/mtldatatype/long2
---

# MTLDataType.long2

A two-component vector with 64-bit, signed integer values.

## Declaration

```swift
case long2
```

## See Also

### 64-bit integer types

- [MTLDataType.long](metal/mtldatatype/long.md)
- [MTLDataType.long3](metal/mtldatatype/long3.md)
- [MTLDataType.long4](metal/mtldatatype/long4.md)
- [MTLDataType.ulong](metal/mtldatatype/ulong.md)
- [MTLDataType.ulong2](metal/mtldatatype/ulong2.md)
- [MTLDataType.ulong3](metal/mtldatatype/ulong3.md)
- [MTLDataType.ulong4](metal/mtldatatype/ulong4.md)