---
title: "updateGammaAndBeta(withInstanceNormalizationStateBatch:)"
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: "metalperformanceshaders/mpscnninstancenormalizationdatasource/updategammaandbeta(withinstancenormalizationstatebatch:)"
---

# updateGammaAndBeta(withInstanceNormalizationStateBatch:)

## Declaration

```swift
optional func updateGammaAndBeta(withInstanceNormalizationStateBatch instanceNormalizationStateBatch: [MPSCNNInstanceNormalizationGradientState]) -> Bool
```