Sound Attenuation
For a sound to be played in 3D inside UE4, you'll have to create a Sound Attenuation asset, as we mentioned in the first section of this chapter. A Sound Attenuation asset will let you specify how you want a specific sound to change volume as its distance from the listener increases. Have a look at the following example.
Open Unreal Editor, go to the Audio folder inside the Content Browser interface, right-click, go to the Sounds category, and select Sound Attenuation. Name this new asset BounceAttenuation:
Figure 9.7: Creating the Sound Attenuation asset
Open this BounceAttenuation asset.
Sound Attenuation assets have many settings; however, we'll want to focus mainly on a couple of settings from the Attenuation Distance section:
Inner Radius: Thisfloatproperty allows us to specify at what distance the sound will start lowering in volume. If the sound is played at a distance less than this value, the volume won&apos...
