---
title: "init(origin:direction:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsraypackedorigindirection/init(origin:direction:)"
---

# init(origin:direction:)

## Declaration

```swift
init(origin: MPSPackedFloat3, direction: MPSPackedFloat3)
```