---
title: "init(source:intensityExponent:)"
framework: realitykit
role: symbol
role_heading: Initializer
path: "realitykit/imagebasedlightcomponent/init(source:intensityexponent:)"
---

# init(source:intensityExponent:)

## Declaration

```swift
init(source: ImageBasedLightComponent.Source, intensityExponent: Float = 0)
```