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> Unreal Engine API Reference > Runtime > Engine > Sound > FSoundAttenuationSettings > CustomLowpassAirAbsorptionCurve

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CustomLowpassAirAbsorptionCurve

The normalized custom curve to use for the air absorption lowpass frequency values.

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Windows

macOS

Linux

Syntax

FRuntimeFloatCurve CustomLowpassAirAbsorptionCurve

Remarks

The normalized custom curve to use for the air absorption lowpass frequency values. Does a mapping from defined distance values (x-axis) and defined frequency values (y-axis)