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> Unreal Engine API Reference > Runtime > Engine > FSpeedTreeWind > FSpeedTreeWind::LinearSigmoid

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FSpeedTreeWind::LinearSigmoid

Converts an input value (_fInput_) in the range [0.0, 1.0] to an s-curve. The parameter _fLinearness_ flattens out the s-curve where 0.0 = s-curve and 1.0 = linear.

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References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/SpeedTreeWind.h
Include	#include "SpeedTreeWind.h"
Source	/Engine/Source/Runtime/Engine/Private/SpeedTreeWind.cpp

Syntax

float LinearSigmoid
(
float fInput,
float fLinearness
)

Remarks

Converts an input value (fInput) in the range [0.0, 1.0] to an s-curve. The parameter fLinearness flattens out the s-curve where 0.0 = s-curve and 1.0 = linear.

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