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  3. FSkeletalMeshLODRenderData

FSkeletalMeshLODRenderData

API > API/Runtime > API/Runtime/Engine

   
Name FSkeletalMeshLODRenderData
Type class
Header File /Engine/Source/Runtime/Engine/Public/Rendering/SkeletalMeshLODRenderData.h
Include Path #include "Rendering/SkeletalMeshLODRenderData.h"

Syntax

class FSkeletalMeshLODRenderData : public FRefCountBase

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

FSkeletalMeshLODRenderData ( bool bAddRef
)

 Constructor (default) Rendering/SkeletalMeshLODRenderData.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~FSkeletalMeshLODRenderData()

   Rendering/SkeletalMeshLODRenderData.h  

Structs

Name Remarks
FBuildSettings  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
ActiveBoneIndices TArray< FBoneIndexType >   Rendering/SkeletalMeshLODRenderData.h  
bIsLODOptional uint32 Whether this LOD is below MinLod Rendering/SkeletalMeshLODRenderData.h  
bStreamedDataInlined uint32 Whether buffers of this LOD is inlined (i.e. stored in .uexp instead of .ubulk) Rendering/SkeletalMeshLODRenderData.h  
BuffersSize uint32   Rendering/SkeletalMeshLODRenderData.h  
BulkData FByteBulkData   Rendering/SkeletalMeshLODRenderData.h  
ClothVertexBuffer FSkeletalMeshVertexClothBuffer A buffer for cloth mesh-mesh mapping Rendering/SkeletalMeshLODRenderData.h  
HalfEdgeBuffer FSkeletalMeshHalfEdgeBuffer GPU buffer for half edge data of an LOD, useful for mesh deformers Rendering/SkeletalMeshLODRenderData.h  
MorphTargetVertexInfoBuffers FMorphTargetVertexInfoBuffers GPU friendly access data for MorphTargets for an LOD Rendering/SkeletalMeshLODRenderData.h  
MultiSizeIndexContainer FMultiSizeIndexContainer Index Buffer (MultiSize: 16bit or 32bit) Rendering/SkeletalMeshLODRenderData.h  
RenderSections TArray< FSkelMeshRenderSection > Info about each section of this LOD for rendering Rendering/SkeletalMeshLODRenderData.h  
RequiredBones TArray< FBoneIndexType >   Rendering/SkeletalMeshLODRenderData.h  
SkinWeightProfilesData FSkinWeightProfilesData Skin weight profile data structures, can contain multiple profiles and their runtime FSkinWeightVertexBuffer Rendering/SkeletalMeshLODRenderData.h  
SkinWeightVertexBuffer FSkinWeightVertexBuffer Skin weights for skinning Rendering/SkeletalMeshLODRenderData.h  
SourceRayTracingGeometry FRayTracingGeometry Precooked ray tracing geometry. Rendering/SkeletalMeshLODRenderData.h  
StaticVertexBuffers FStaticMeshVertexBuffers Static vertices from chunks for skinning on GPU Rendering/SkeletalMeshLODRenderData.h  
StreamingBulkData FByteBulkData   Rendering/SkeletalMeshLODRenderData.h  
VertexAttributeBuffers FSkeletalMeshVertexAttributeRenderData   Rendering/SkeletalMeshLODRenderData.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void BuildFromLODModel ( const FSkeletalMeshLODModel* InLODModel,
TConstArrayView< FSkeletalMeshVertexAttributeInfo > InVertexAttributeInfos,
const FBuildSettings& InBuildSettings
)

 Initialize render data (e.g. vertex buffers) from model info Rendering/SkeletalMeshLODRenderData.h  

void DecrementMemoryStats()

   Rendering/SkeletalMeshLODRenderData.h  

bool DoesVertexBufferUse16BitBoneIndex()

   Rendering/SkeletalMeshLODRenderData.h  

uint32 FindSectionIndex ( const FSkelMeshRenderSection& Section
) const

 O(1) Rendering/SkeletalMeshLODRenderData.h  

SIZE_T GetCPUAccessMemoryOverhead()

 Get the estimated memory overhead of buffers marked as NeedsCPUAccess. Rendering/SkeletalMeshLODRenderData.h  

uint32 GetNumTexCoords()

   Rendering/SkeletalMeshLODRenderData.h  

uint32 GetNumVertices()

   Rendering/SkeletalMeshLODRenderData.h  

void GetResourceSizeEx ( FResourceSizeEx& CumulativeResourceSize
) const

 Get Resource Size Rendering/SkeletalMeshLODRenderData.h  

void GetSectionFromVertexIndex ( int32 InVertIndex,
int32& OutSectionIndex,
int32& OutVertIndex
) const

 Utility for finding the section that a particular vertex is in. Rendering/SkeletalMeshLODRenderData.h  
Checks whether or not the skin weight buffer has been overridden 'by default' and if not return the original Skin Weight buffer Rendering/SkeletalMeshLODRenderData.h  
Checks whether or not the skin weight buffer has been overridden 'by default' and if not return the original Skin Weight buffer Rendering/SkeletalMeshLODRenderData.h  

int32 GetTotalFaces()

 Utility function for returning total number of faces in this LOD. Rendering/SkeletalMeshLODRenderData.h  

uint32 GetVertexBufferMaxBoneInfluences()

   Rendering/SkeletalMeshLODRenderData.h  

bool HasClothData()

   Rendering/SkeletalMeshLODRenderData.h  

void IncrementMemoryStats ( bool bNeedsVertexColors
)

   Rendering/SkeletalMeshLODRenderData.h  

void InitMorphResources()

   Rendering/SkeletalMeshLODRenderData.h  

void InitResources ( bool bNeedsVertexColors,
int32 LODIndex,
TArray< class UMorphTarget* >& InMorphTargets,
USkinnedAsset* Owner
)

 Initialize the LOD's render resources. Rendering/SkeletalMeshLODRenderData.h  

int32 NumNonClothingSections()

   Rendering/SkeletalMeshLODRenderData.h  

void ReleaseCPUResources ( bool bForStreaming
)

 Releases the LOD's CPU render resources. Rendering/SkeletalMeshLODRenderData.h  

void ReleaseResources()

 Releases the LOD's render resources. Rendering/SkeletalMeshLODRenderData.h  

void Serialize ( FArchive& Ar,
UObject* Owner,
int32 Idx
)

 Special serialize function passing the owning UObject along as required by FUnytpedBulkData serialization. Rendering/SkeletalMeshLODRenderData.h  

void SerializeAvailabilityInfo ( FArchive& Ar,
int32 LODIdx,
bool bHasAdjacencyData,
bool bNeedsCPUAccess
)

   Rendering/SkeletalMeshLODRenderData.h  

void SerializeStreamedData ( FArchive& Ar,
USkinnedAsset* Owner,
int32 LODIdx,
uint8 ClassStripFlags,
bool bNeedsCPUAccess,
bool bForceKeepCPUResources
)

 Serialize the portion of data that might be streamed Rendering/SkeletalMeshLODRenderData.h  

Static

Name Remarks Include Path Unreal Specifiers

static uint8 GenerateClassStripFlags ( FArchive& Ar,
const USkinnedAsset* OwnerMesh,
int32 LODIdx
)

   Rendering/SkeletalMeshLODRenderData.h  

static int32 GetNumOptionalLODsAllowed ( const ITargetPlatform* TargetPlatform,
const USkinnedAsset* SkinnedAsset
)

   Rendering/SkeletalMeshLODRenderData.h  

static bool IsLODCookedOut ( const ITargetPlatform* TargetPlatform,
const USkinnedAsset* SkinnedAsset,
bool bIsBelowMinLOD
)

   Rendering/SkeletalMeshLODRenderData.h  

static bool IsLODInlined ( const ITargetPlatform* TargetPlatform,
const USkinnedAsset* SkinnedAsset,
int32 LODIdx,
bool bIsBelowMinLOD
)

   Rendering/SkeletalMeshLODRenderData.h  

static bool ShouldForceKeepCPUResources()

   Rendering/SkeletalMeshLODRenderData.h  

static bool ShouldKeepCPUResources ( const USkinnedAsset* SkinnedAsset,
int32 LODIdx,
bool bForceKeep
)

   Rendering/SkeletalMeshLODRenderData.h  

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