---
title: "init(distribution:dataType:)"
framework: metalperformanceshadersgraph
role: symbol
role_heading: Initializer
path: "metalperformanceshadersgraph/mpsgraphrandomopdescriptor/init(distribution:datatype:)"
---

# init(distribution:dataType:)

Class method to initialize a distribution descriptor.

## Declaration

```swift
convenience init?(distribution: MPSGraphRandomDistribution, dataType: MPSDataType)
```