---
title: "init(distance:primitiveIndex:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpsintersectiondistanceprimitiveindex/init(distance:primitiveindex:)"
---

# init(distance:primitiveIndex:)

## Declaration

```swift
init(distance: Float, primitiveIndex: UInt32)
```