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> Unreal Engine API Reference > Runtime > AudioMixer > FMixerDevice > Get2DChannelMap > FMixerDevice::Get2DChannelMap

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FMixerDevice::Get2DChannelMap

Builds a channel gain matrix for a non-spatialized source. The non-static variation of this function queries AudioMixerDevice->NumOutputChannels directly which may not be thread safe.

Windows

MacOS

Linux

References

Module	AudioMixer
Header	/Engine/Source/Runtime/AudioMixer/Public/AudioMixerDevice.h
Include	#include "AudioMixerDevice.h"
Source	/Engine/Source/Runtime/AudioMixer/Private/AudioMixerChannelMaps.cpp

Syntax

void Get2DChannelMap
(
    bool bIsVorbis,
    const int32 NumSourceChannels,
    const bool bIsCenterChannelOnly,
    Audio::AlignedFloatBuffer & OutChannelMap
) const

Remarks

Builds a channel gain matrix for a non-spatialized source. The non-static variation of this function queries AudioMixerDevice->NumOutputChannels directly which may not be thread safe.

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