---
title: "init(sourceGradient:sourceImage:convolutionTransposeGradientState:weights:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpscnnconvolutiontransposegradientnode/init(sourcegradient:sourceimage:convolutiontransposegradientstate:weights:)"
---

# init(sourceGradient:sourceImage:convolutionTransposeGradientState:weights:)

## Declaration

```swift
init(sourceGradient: MPSNNImageNode, sourceImage: MPSNNImageNode, convolutionTransposeGradientState gradientState: MPSCNNConvolutionTransposeGradientStateNode, weights: (any MPSCNNConvolutionDataSource)?)
```