---
title: "init(coder:group:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsaccelerationstructure/init(coder:group:)"
---

# init(coder:group:)

## Declaration

```swift
init?(coder aDecoder: NSCoder, group: MPSAccelerationStructureGroup)
```