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> Unreal Engine API Reference > Runtime > Engine > FLightSample

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FLightSample

Incident lighting for a single sample, as produced by a lighting build.

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/LightMap.h
Include	#include "LightMap.h"

Syntax

struct FLightSample

Remarks

Incident lighting for a single sample, as produced by a lighting build. FGatheredLightSample is used for gathering lighting instead of this format as FLightSample is not additive.

Variables

		Name	Description
	bool	bIsMapped	True if this sample maps to a valid point on a triangle.
	float[NUM_STORE...	Coefficients	Coefficients[0] stores the normalized average color, Coefficients[1] stores the maximum color component in each lightmap basis direction, and Coefficients[2] stores the simple lightmap which is colored incident lighting along the vertex normal.

Constructors

	Name	Description
	FLightSample()	Initialization constructor.

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