class Enlighten::UE4::RectLight

A UE4 Rect Light.

The implementation matches the UE4 shader.

Name	Description
Enlighten::UE4::RectLight::CachedData	Cached data for RectLight.

Name	Description
float BarnDoorCosAngle	Cosine of the angle of the barn doors.
float BarnDoorLength	Length of the barn doors.
Geo::v128 Direction	XYZ: World space x axis of light space.
Geo::v128 Intensity	RGB intensity.
bool m_HasChanged	Whether the light has changed since it was last given to the extended direct lighting api.
const eLightType m_LightType	Type of input light corresponding to an eLightType enum value.
Geo::u64 m_Padding	Unused (this class is usually extended by one that starts with multiple v128s)
Geo::v128 Position	World space position of the light.
float Radius	attenuation radius
Geo::v128 RightDirection	XYZ: World space y axis of light space.
float SourceLength	Half height of the rectangle.
float SourceRadius	Half width of the rectangle.

Name	Description
DistanceFilter(float)	Return true if this light affects a system at the specified distance from the viewer.
InputLightBase(eLightType, bool)	Constructor.
InputLightBase(eLightType)	Constructor.

GEO_CONTROLLED_INLINE bool Enlighten::InputLightBase::DistanceFilter

public: GEO_CONTROLLED_INLINE bool DistanceFilter
(
float viewDistance
) const

Return true if this light affects a system at the specified distance from the viewer.

protected: InputLightBase
(
eLightType lightType,
bool hasChanged
)

Constructor.

protected: InputLightBase
(
eLightType lightType
)

Constructor.