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Unreal Engine C++ API Reference > Runtime > Engine > FAudioDevice
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/AudioDevice.h |
| Include | #include "AudioDevice.h" |
| Source | /Engine/Source/Runtime/Engine/Private/AudioDevice.cpp |
void UpdatePassiveSoundMixModifiers
&40;
TArray< FWaveInstance &42; > & WaveInstances,
int32 FirstActiveIndex
&41;
Remarks
Updates list of SoundMixes that are applied passively, pushing and popping those that change
Parameters
| Name | Description |
|---|---|
| WaveInstances | Sorted list of active wave instances |
| FirstActiveIndex | Index of first wave instance that will be played. |