---
title: MPSCustomKernelIndexSrc1Index
framework: metalperformanceshaders
role: symbol
role_heading: Global Variable
path: metalperformanceshaders/mpscustomkernelindexsrc1index
---

# MPSCustomKernelIndexSrc1Index

## Declaration

```swift
var MPSCustomKernelIndexSrc1Index: MPSCustomKernelIndex { get }
```