---
title: MTLPatchType.none
framework: metal
role: symbol
role_heading: Case
path: metal/mtlpatchtype/none
---

# MTLPatchType.none

An option that indicates that this isn’t a post-tessellation vertex function.

## Declaration

```swift
case none
```

## See Also

### Patch types

- [MTLPatchType.triangle](metal/mtlpatchtype/triangle.md)
- [MTLPatchType.quad](metal/mtlpatchtype/quad.md)