---
title: "init(device:)"
framework: metalperformanceshaders
role: symbol
role_heading: Initializer
path: "metalperformanceshaders/mpscnnneuronabsolute/init(device:)"
---

# init(device:)

Initializes an absolute neuron filter.

## Declaration

```swift
init(device: any MTLDevice)
```

## Parameters

- `device`: The device the filter will run on.

## Return Value

Return Value A valid MPSCNNNeuronAbsolute object or nil, if failure.