---
title: reloadWeightsAndBiasesFromDataSource()
framework: metalperformanceshaders
role: symbol
role_heading: Instance Method
path: metalperformanceshaders/mpscnnconvolutiongradient/reloadweightsandbiasesfromdatasource()
---

# reloadWeightsAndBiasesFromDataSource()

## Declaration

```swift
func reloadWeightsAndBiasesFromDataSource()
```