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> Unreal Engine API Reference > Runtime > Core > Math > FMatrix > FMatrix::TransformVector

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FMatrix::TransformVector

Transform a direction vector - will not take into account translation part of the [FMatrix](API\Runtime\Core\Math\FMatrix).

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References

Module	Core
Header	/Engine/Source/Runtime/Core/Public/Math/Matrix.h
Include	#include "Math/Matrix.h"
Source	/Engine/Source/Runtime/Core/Public/Math/Matrix.inl

Syntax

FVector4 TransformVector
(
const FVector & V
) const

Remarks

Transform a direction vector - will not take into account translation part of the FMatrix. If you want to transform a surface normal (or plane) and correctly account for non-uniform scaling you should use TransformByUsingAdjointT.

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