---
title: stencilAttachment
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtl4renderpassdescriptor/stencilattachment
---

# stencilAttachment

Accesses state information for a render attachment that stores stencil data.

## Declaration

```swift
@NSCopying var stencilAttachment: MTLRenderPassStencilAttachmentDescriptor! { get set }
```