---
title: MPSGraphPoolingReturnIndicesMode.globalFlatten4D
framework: metalperformanceshadersgraph
role: symbol
role_heading: Case
path: metalperformanceshadersgraph/mpsgraphpoolingreturnindicesmode/globalflatten4d
---

# MPSGraphPoolingReturnIndicesMode.globalFlatten4D

Returns indices flattened in 4 innermost dimensions.

## Declaration

```swift
case globalFlatten4D
```