---
title: "init(id:time:duration:direction:opacity:offset:)"
framework: Immersive Media Support
role: symbol
role_heading: Initializer
platforms: [iOS 26.4+, iPadOS 26.4+, Mac Catalyst 26.4+, macOS 26.0+, visionOS 26.0+]
path: "immersivemediasupport/fadeenvironmentcommand/init(id:time:duration:direction:opacity:offset:)"
---

# init(id:time:duration:direction:opacity:offset:)

Creates a fade environment command instance.

## Declaration

```swift
init(id: Int, time: CMTime, duration: CMTime, direction: FadeEnvironmentCommand.FadeDirection, opacity: Float, offset: CMTime? = nil)
```

## Parameters

- `id`: The unique ID of this command.
- `time`: The time this command starts during playback.
- `duration`: The duration of the command. This can be .zero if the command doesn’t have a specific duration.
- `direction`: The fade direction for this command instance.
- `opacity`: The fade opacity.
- `offset`: The offset from the start time of this command.