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  3. FSkeletalMeshLODRenderData

FSkeletalMeshLODRenderData

Unreal Engine C++ API Reference > Runtime > Engine > Rendering

Inheritance Hierarchy

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Public/Rendering/SkeletalMeshLODRenderData.h
Include #include "Rendering/SkeletalMeshLODRenderData.h"

Syntax

class FSkeletalMeshLODRenderData : public FRefCountBase

Variables

  Type Name Description
Public variable TArray< FBoneIndexType > ActiveBoneIndices  
Public variable uint32: 1 bIsLODOptional Whether this LOD is below MinLod
Public variable uint32: 1 bStreamedDataInlined Whether buffers of this LOD is inlined (i.e. stored in .uexp instead of .ubulk)
Public variable uint32 BuffersSize  
Public variable FByteBulkData BulkData  
Public variable FSkeletalMeshVertexClothBuffer ClothVertexBuffer A buffer for cloth mesh-mesh mapping
Public variable FSkeletalMeshHalfEdgeBuffer HalfEdgeBuffer GPU buffer for half edge data of an LOD, useful for mesh deformers
Public variable FMorphTargetVertexInfoBuffers MorphTargetVertexInfoBuffers GPU friendly access data for MorphTargets for an LOD
Public variable FMultiSizeIndexContainer MultiSizeIndexContainer Index Buffer (MultiSize: 16bit or 32bit)
Public variable TArray< FSkelMeshRenderSection > RenderSections Info about each section of this LOD for rendering
Public variable TArray< FBoneIndexType > RequiredBones  
Public variable FSkinWeightProfilesData SkinWeightProfilesData Skin weight profile data structures, can contain multiple profiles and their runtime FSkinWeightVertexBuffer
Public variable FSkinWeightVertexBuffer SkinWeightVertexBuffer Skin weights for skinning
Public variable FRayTracingGeometry SourceRayTracingGeometry Precooked ray tracing geometry.
Public variable FStaticMeshVertexBuffers StaticVertexBuffers Static vertices from chunks for skinning on GPU
Public variable FByteBulkData StreamingBulkData  
Public variable FSkeletalMeshVertexAttributeRenderData VertexAttributeBuffers  

Constructors

  Type Name Description
Public function  

FSkeletalMeshLODRenderData ( bool bAddRef
)

 Constructor (default)

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function void

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

 Initialize render data (e.g. vertex buffers) from model info
Public function void  
Public function Const bool  
Public function Const uint32 O(1)
Public function Const SIZE_T Get the estimated memory overhead of buffers marked as NeedsCPUAccess.
Public function Const uint32  
Public function Const uint32  
Public function Const void

GetResourceSizeEx ( FResourceSizeEx& CumulativeResourceSize
)

 Get Resource Size
Public function Const void

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

 Utility for finding the section that a particular vertex is in.
Public function FSkinWeightVertexBuffer * Checks whether or not the skin weight buffer has been overridden 'by default' and if not return the original Skin Weight buffer
Public function Const const FSkinWeightVertexBuffer * Checks whether or not the skin weight buffer has been overridden 'by default' and if not return the original Skin Weight buffer
Public function Const int32 Utility function for returning total number of faces in this LOD.
Public function Const uint32  
Public function Const bool  
Public function void

IncrementMemoryStats ( bool bNeedsVertexColors
)

  
Public function void  
Public function void

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

 Initialize the LOD's render resources.
Public function Const int32  
Public function void

ReleaseCPUResources ( bool bForStreaming
)

 Releases the LOD's CPU render resources.
Public function void Releases the LOD's render resources.
Public function void

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

 Special serialize function passing the owning UObject along as required by FUnytpedBulkData serialization.
Public function void

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

  
Public function void

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

 Serialize the portion of data that might be streamed
Public function Static bool  
Public function Static bool

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

  

Classes

  Type Name Description
Public struct FBuildSettings    

Enums

  Type Name Description
Private enum EClassDataStripFlag    

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