UTextureLODSettings

Structure containing all information related to an LOD group and providing helper functions to calculate the LOD bias of a given group.

API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Engine

Inheritance Hierarchy

References

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

Syntax

class UTextureLODSettings : public UObject

Remarks

Structure containing all information related to an LOD group and providing helper functions to calculate the LOD bias of a given group.

Variables

  Type Name Description
Public variable TArray< FTextureLODGroup > TextureLODGroups Array of LOD settings with entries per group.

Constructors

  Type Name Description
Public function  

UTextureLODSettings ( const FObjectInitializer& ObjectInitializer
)

  

Functions

  Type Name Description
Public function Const int32

CalculateLODBias ( const UTexture* Texture,
bool bIncCinematicMips
)

 Calculates and returns the LOD bias based on texture LOD group, LOD bias and maximum size.
Public function Const int32

CalculateLODBias ( int32 Width,
int32 Height,
int32 MaxSize,
int32 LODGroup,
int32 LODBias,
int32 NumCinematicMipLevels,
TextureMipGenSettings MipGenSetting,
bool bVirtualTexture
)

 Calculates and returns the LOD bias based on the information provided.
Public function Const int32

CalculateNumOptionalMips ( int32 LODGroup,
const int32 Width,
const int32 Height,
const int32 NumMips,
const int32 MinMipToInline,
TextureMipGenSettings InMipGenSetting
)

 Calculate num optional mips
Public function Const void

GetDownscaleOptions ( const UTexture& Texture,
const ITargetPlatform& CurrentPlatform,
float& Downscale,
ETextureDownscaleOptions& DownscaleOptions
)

  
Public function Const void

GetMipGenSettings ( const UTexture& Texture,
TextureMipGenSettings& OutMipGenSettings,
float& OutSharpen,
uint32& OutKernelSize,
bool& bOutDownsampleWithAverage,
bool& bOutSharpenWithoutColorShift,
bool& bOutBorderColorBlack
)

  
Public function Const ETextureMipLoadOptions

GetMipLoadOptions ( const UTexture* Texture
)

 Returns the mip load options of a texture.
Public function Const ETextureSamplerFilter

GetSamplerFilter ( const UTexture* Texture
)

 Returns the filter state that should be used for the passed in texture, taking into account other system settings.
Public function Const ETextureSamplerFilter

GetSamplerFilter ( int32 InLODGroup
)

  
Public function Static TArray< FString > Returns the texture group names, sorted like enum.
Public function FTextureLODGroup &

GetTextureLODGroup ( TextureGroup GroupIndex
)

 TextureLODGroups access with bounds check
Public function Const const FTextureLODGroup &

GetTextureLODGroup ( TextureGroup GroupIndex
)

 TextureLODGroups access with bounds check
Public function Const const TextureMipGenSettings

GetTextureMipGenSettings ( int32 InLODGroup
)

 Returns the LODGroup mip gen settings
Protected function void

SetupLODGroup ( int32 GroupId
)

  

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