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  3. UTextureLODSettings

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

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

   
Name UTextureLODSettings
Type class
Header File /Engine/Source/Runtime/Engine/Classes/Engine/TextureLODSettings.h
Include Path #include "Engine/TextureLODSettings.h"

Syntax

UCLASS (Config=DeviceProfiles, PerObjectConfig, MinimalAPI)  
class UTextureLODSettings : public UObject

Inheritance Hierarchy

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

UTextureLODSettings ( const FObjectInitializer& ObjectInitializer
)

   Engine/TextureLODSettings.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
TextureLODGroups TArray< FTextureLODGroup > Array of LOD settings with entries per group. Engine/TextureLODSettings.h
  • EditAnywhere
  • Config
  • Category="Texture LOD Settings"

Functions

Public

Name Remarks Include Path Unreal Specifiers

int32 CalculateLODBias ( const UTexture* Texture,
bool bIncCinematicMips
) const

 Calculates and returns the LOD bias based on texture LOD group, LOD bias and maximum size. Engine/TextureLODSettings.h  

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

 Calculates and returns the LOD bias based on the information provided. Engine/TextureLODSettings.h  

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

 Calculate num optional mips Engine/TextureLODSettings.h  

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

   Engine/TextureLODSettings.h  

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

   Engine/TextureLODSettings.h  

ETextureMipLoadOptions GetMipLoadOptions ( const UTexture* Texture
) const

 Returns the mip load options of a texture. Engine/TextureLODSettings.h  
Returns the filter state that should be used for the passed in texture, taking into account other system settings. Engine/TextureLODSettings.h  

ETextureSamplerFilter GetSamplerFilter ( int32 InLODGroup
) const

   Engine/TextureLODSettings.h  
TextureLODGroups access with bounds check Engine/TextureLODSettings.h  

const FTextureLODGroup & GetTextureLODGroup ( TextureGroup GroupIndex
) const

 TextureLODGroups access with bounds check Engine/TextureLODSettings.h  

const TextureMipGenSettings GetTextureMipGenSettings ( int32 InLODGroup
) const

 Returns the LODGroup mip gen settings Engine/TextureLODSettings.h  

Protected

Name Remarks Include Path Unreal Specifiers

void SetupLODGroup ( int32 GroupId
)

   Engine/TextureLODSettings.h  

Static

Name Remarks Include Path Unreal Specifiers

static TArray< FString > GetTextureGroupNames()

 Returns the texture group names, sorted like enum. Engine/TextureLODSettings.h  

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