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Audio Helpers

Blueprint nodes for audio helpers operations.

7 nodes
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Crossfade Two Sounds

Callable

Crossfades between two audio components (one fades out while the other fades in).

CrossfadeTwoSounds

Play Random Sound From Array

Callable

Plays a random sound from an array at a world location.

PlayRandomSoundFromArray

Set RTPC Value Smoothed

Callable

Smoothly interpolates an audio parameter (RTPC) to a target value rather than setting it instantly.

SetRTPCValueSmoothed

Stop All Sounds With Tag

Callable

Stops all active audio components that were spawned with a given pool tag.

StopAllSoundsWithTag

Music State Transition

Callable

Manages a simple music state machine with crossfading between music tracks associated with named states.

MusicStateTransition

Audio Occlusion Check

Callable

Performs multiple traces to estimate audio occlusion between a sound source and listener.

AudioOcclusionCheck

Calculate Attenuation Factor

Pure

Calculates an attenuation factor based on distance with configurable falloff curve.

CalculateAttenuationFactor
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