URectLightComponent | Unreal Engine 5.0 Documentation

Inheritance Hierarchy


Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Components/RectLightComponent.h
Include	#include "Components/RectLightComponent.h"

class URectLightComponent : public ULocalLightComponent

A light component which emits light from a rectangle.

Type	Name	Description
float	BarnDoorAngle	Angle of barn door attached to the light source rect.
float	BarnDoorLength	Length of barn door attached to the light source rect.
float	SourceHeight	Height of light source rect.
TObjectPtr< class UTexture >	SourceTexture	Texture mapped to the light source rectangle
float	SourceWidth	Width of light source rect.

	Type	Name	Description
		URectLightComponent ( const FObjectInitializer& ObjectInitializer )

	Type	Name	Description
	void	SetBarnDoorAngle ( float NewValue )
	void	SetBarnDoorLength ( float NewValue )
	void	SetSourceHeight ( float NewValue )
	void	SetSourceTexture ( UTexture* NewValue )
	void	SetSourceWidth ( float NewValue )

Type	Name	Description
float	ComputeLightBrightness ()	Compute current light brightness based on whether there is a valid IES profile texture attached, and whether IES brightness is enabled
FLightSceneProxy *	CreateSceneProxy ()
ELightComponentType	GetLightType ()
float	GetUniformPenumbraSize ()
void	SetLightBrightness ( float InBrightness )	Set the Intensity using the brightness. The unit of brightness depends on the light type.

	Type	Name	Description
	void	BeginDestroy ()	Called before destroying the object.
	void	PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent )	Called after property has changed via e.g. property window or set command.