---
title: MPSGraphPoolingReturnIndicesMode.globalFlatten3D
framework: metalperformanceshadersgraph
role: symbol
role_heading: Case
path: metalperformanceshadersgraph/mpsgraphpoolingreturnindicesmode/globalflatten3d
---

# MPSGraphPoolingReturnIndicesMode.globalFlatten3D

Returns indices flattened in 3 innernost dimensions. eg: HWC in NHWC.

## Declaration

```swift
case globalFlatten3D
```