---
title: materialX138
framework: realitykit
role: symbol
role_heading: Type Property
platforms: [iOS 27.0+, iPadOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: realitykit/shadergraph/nodelibrary/version-swift.struct/materialx138
---

# materialX138

## Declaration

```swift
static let materialX138: ShaderGraph.NodeLibrary.Version
```