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  3. FPrecomputedLightVolume

FPrecomputedLightVolume

Set of volume lighting samples belonging to one streaming level, which can be queried about the lighting at a given position.

API > API/Runtime > API/Runtime/Engine

Set of volume lighting samples belonging to one streaming level, which can be queried about the lighting at a given position.

   
Name FPrecomputedLightVolume
Type class
Header File /Engine/Source/Runtime/Engine/Public/PrecomputedLightVolume.h
Include Path #include "PrecomputedLightVolume.h"

Syntax

class FPrecomputedLightVolume

Constructors

Name Remarks Include Path Unreal Specifiers

FPrecomputedLightVolume()

   PrecomputedLightVolume.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~FPrecomputedLightVolume()

   PrecomputedLightVolume.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
Data const FPrecomputedLightVolumeData *   PrecomputedLightVolume.h  

Protected

Name Type Remarks Include Path Unreal Specifiers
bAddedToScene bool   PrecomputedLightVolume.h  
OctreeForRendering const FLightVolumeOctree * Octree used to accelerate interpolation searches. PrecomputedLightVolume.h  
WorldOriginOffset FVector Offset from world origin. Non-zero only when world origin was rebased PrecomputedLightVolume.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddToScene ( FSceneInterface* Scene,
UMapBuildDataRegistry* Registry,
FGuid LevelBuildDataId
)

   PrecomputedLightVolume.h  

void ApplyWorldOffset ( const FVector& InOffset
)

   PrecomputedLightVolume.h  

void DebugDrawSamples ( FPrimitiveDrawInterface* PDI,
bool bDrawDirectionalShadowing
) const

   PrecomputedLightVolume.h  

SIZE_T GetAllocatedBytes()

   PrecomputedLightVolume.h  

double GetNodeLevelExtent ( int32 Level
) const

   PrecomputedLightVolume.h  

void InterpolateIncidentRadianceBlock ( const FBoxCenterAndExtent& BoundingBox,
const FIntVector& QueryCellDimensions,
const FIntVector& DestCellDimensions,
const FIntVector& DestCellPosition,
TArray< float >& AccumulatedWeights,
TArray< FSHVectorRGB2 >& AccumulatedIncidentRadiance
) const

 Interpolates incident radiance to Position. PrecomputedLightVolume.h  

void InterpolateIncidentRadiancePoint ( const FVector& Position,
float& AccumulatedWeight,
float& AccumulatedDirectionalLightShadowing,
FSHVectorRGB3& AccumulatedIncidentRadiance,
FVector& SkyBentNormal
) const

 Interpolates incident radiance to Position. PrecomputedLightVolume.h  

bool IntersectBounds ( const FBoxSphereBounds& InBounds
) const

   PrecomputedLightVolume.h  

bool IsAddedToScene()

   PrecomputedLightVolume.h  

bool IsUsingHighQualityLightMap()

 Temporary, for ES 3.1 preview verification. PrecomputedLightVolume.h  

void RemoveFromScene ( FSceneInterface* Scene
)

   PrecomputedLightVolume.h  

void SetData ( const FPrecomputedLightVolumeData* NewData,
FSceneInterface* Scene
)

   PrecomputedLightVolume.h  

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