---
title: MTL4BlendState.unspecialized
framework: metal
role: symbol
role_heading: Case
path: metal/mtl4blendstate/unspecialized
---

# MTL4BlendState.unspecialized

Defers determining the blending stage.

## Declaration

```swift
case unspecialized
```

## Discussion

Discussion Behaves as MTL4BlendState.disabled until you specialize this pipeline value.