---
title: initialFrameVariation
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/particleemittercomponent/particleemitter/imagesequence-swift.struct/initialframevariation
---

# initialFrameVariation

Defines a plus/minus range (in frames) from which a value is randomly selected to offset initialFrame.

## Declaration

```swift
var initialFrameVariation: Int
```