---
title: writeMask
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtl4renderpipelinecolorattachmentdescriptor/writemask
---

# writeMask

Configures the color write mask.

## Declaration

```swift
var writeMask: MTLColorWriteMask { get set }
```

## Discussion

Discussion This property defaults to MTLColorWriteMaskAll.