---
title: MTL4LogicalToPhysicalColorAttachmentMappingState.identity
framework: metal
role: symbol
role_heading: Case
path: metal/mtl4logicaltophysicalcolorattachmentmappingstate/identity
---

# MTL4LogicalToPhysicalColorAttachmentMappingState.identity

Treats the logical color attachment descriptor array for render and tile render pipelines to match the physical one.

## Declaration

```swift
case identity
```

## Discussion

Discussion This is the default behavior, which produces an identity mapping.