---
title: "init(motionType:style:isAdditive:)"
framework: realitykit
role: symbol
role_heading: Initializer
path: "realitykit/emphasizeaction/init(motiontype:style:isadditive:)"
---

# init(motionType:style:isAdditive:)

Creates a new emphasize action.

## Declaration

```swift
init(motionType: EmphasizeAction.EmphasisMotionType, style: EmphasizeAction.EmphasisAnimationStyle = .basic, isAdditive: Bool = false)
```

## Parameters

- `motionType`: An option that implements animation effects.
- `style`: An option that implements different kinds of animation timing.
- `isAdditive`: A Boolean value that indicates whether the animation system additively blends the action’s output with the base value.