---
title: AVAudio3DMixingSourceMode
framework: avfaudio
role: symbol
role_heading: Enumeration
path: avfaudio/avaudio3dmixingsourcemode
---

# AVAudio3DMixingSourceMode

The source modes for the input bus of the audio environment node.

## Declaration

```swift
enum AVAudio3DMixingSourceMode
```

## Overview

Overview The source mode determines how the individual channels of an input bus distribute in space.

## Topics

### Source Modes

- [AVAudio3DMixingSourceMode.spatializeIfMono](avfaudio/avaudio3dmixingsourcemode/spatializeifmono.md)
- [AVAudio3DMixingSourceMode.bypass](avfaudio/avaudio3dmixingsourcemode/bypass.md)
- [AVAudio3DMixingSourceMode.pointSource](avfaudio/avaudio3dmixingsourcemode/pointsource.md)
- [AVAudio3DMixingSourceMode.ambienceBed](avfaudio/avaudio3dmixingsourcemode/ambiencebed.md)

### Initializers

- [init(rawValue:)](avfaudio/avaudio3dmixingsourcemode/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Spatial audio

- [AVAudioEnvironmentNode](avfaudio/avaudioenvironmentnode.md)
- [AVAudioEnvironmentDistanceAttenuationParameters](avfaudio/avaudioenvironmentdistanceattenuationparameters.md)
- [AVAudioEnvironmentReverbParameters](avfaudio/avaudioenvironmentreverbparameters.md)
- [AVAudio3DMixing](avfaudio/avaudio3dmixing.md)
- [AVAudio3DPoint](avfaudio/avaudio3dpoint.md)
- [AVAudio3DVectorOrientation](avfaudio/avaudio3dvectororientation.md)
- [AVAudio3DAngularOrientation](avfaudio/avaudio3dangularorientation.md)
- [AVAudio3DMixingRenderingAlgorithm](avfaudio/avaudio3dmixingrenderingalgorithm.md)
- [AVAudioEnvironmentOutputType](avfaudio/avaudioenvironmentoutputtype.md)
- [AVAudio3DMixingPointSourceInHeadMode](avfaudio/avaudio3dmixingpointsourceinheadmode.md)
- [AVAudio3DVector](avfaudio/avaudio3dvector.md)