---
title: "init(origin:mask:direction:maxDistance:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsrayoriginmaskdirectionmaxdistance/init(origin:mask:direction:maxdistance:)"
---

# init(origin:mask:direction:maxDistance:)

## Declaration

```swift
init(origin: MPSPackedFloat3, mask: UInt32, direction: MPSPackedFloat3, maxDistance: Float)
```