class Enlighten::UE4::RectLight
A UE4 Rect Light.
The implementation matches the UE4 shader.
Classes
| Name | Description |
|---|---|
| Enlighten::UE4::RectLight::CachedData | Cached data for RectLight. |
Variables
| 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. |
Functions
| 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.
Enlighten::InputLightBase::InputLightBase
protected: InputLightBase
(
eLightType lightType,
bool hasChanged
)
Constructor.
Enlighten::InputLightBase::InputLightBase
protected: InputLightBase
(
eLightType lightType
)
Constructor.