---
title: MPSIntersectionDataType.distancePrimitiveIndexInstanceIndex
framework: metalperformanceshaders
role: symbol
role_heading: Case
path: metalperformanceshaders/mpsintersectiondatatype/distanceprimitiveindexinstanceindex
---

# MPSIntersectionDataType.distancePrimitiveIndexInstanceIndex

## Declaration

```swift
case distancePrimitiveIndexInstanceIndex
```