---
title: "init(source:a:b:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpscnnneuronlinearnode/init(source:a:b:)"
---

# init(source:a:b:)

## Declaration

```swift
init(source sourceNode: MPSNNImageNode, a: Float, b: Float)
```

## See Also

### Initializers

- [init(source:)](metalperformanceshaders/mpscnnneuronlinearnode/init(source:).md)