---
title: "encode(commandBuffer:batchNormalizationGradientState:batchNormalizationSourceState:inputMomentumVectors:resultState:)"
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: "metalperformanceshaders/mpsnnoptimizerstochasticgradientdescent/encode(commandbuffer:batchnormalizationgradientstate:batchnormalizationsourcestate:inputmomentumvectors:resultstate:)"
---

# encode(commandBuffer:batchNormalizationGradientState:batchNormalizationSourceState:inputMomentumVectors:resultState:)

## Declaration

```swift
func encode(commandBuffer: any MTLCommandBuffer, batchNormalizationGradientState: MPSCNNBatchNormalizationState, batchNormalizationSourceState: MPSCNNBatchNormalizationState, inputMomentumVectors: [MPSVector]?, resultState: MPSCNNNormalizationGammaAndBetaState)
```