1. Epic GamesDeveloper
  3. FMeshBufferSet

FMeshBufferSet

Set of buffers storing mesh element data. Elements can be vertices, indices or faces.

API > API/Plugins > API/Plugins/MutableRuntime

Set of buffers storing mesh element data. Elements can be vertices, indices or faces.

   
Name FMeshBufferSet
Type class
Header File /Engine/Plugins/Mutable/Source/MutableRuntime/Public/MuR/MeshBufferSet.h
Include Path #include "MuR/MeshBufferSet.h"

Syntax

class FMeshBufferSet

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
Buffers TArray< FMeshBuffer >   MuR/MeshBufferSet.h  
ElementCount uint32   MuR/MeshBufferSet.h  
Flags EMeshBufferSetFlags   MuR/MeshBufferSet.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddBuffer ( const FMeshBufferSet& Other,
int32 BufferIndex
)

 Add a new buffer by cloning a buffer from another set. MuR/MeshBufferSet.h  

void CopyElement ( uint32 FromIndex,
uint32 ToIndex
)

 Copy an element from one position to another, overwriting the other element. MuR/MeshBufferSet.h  

void FindChannel ( EMeshBufferSemantic Semantic,
int32 SemanticIndex,
int32* BufferPtr,
int32* ChannelPtr
) const

 Utility methods Find the index of a buffer channel by semantic and relative index inside the semantic. MuR/MeshBufferSet.h  

int32 GetAllocatedSize()

   MuR/MeshBufferSet.h  

int32 GetBufferChannelCount ( int32 BufferIndex
) const

 Get the number of channels in a vertex buffer. MuR/MeshBufferSet.h  

int32 GetBufferCount()

 Get the number of vertex buffers in the mesh MuR/MeshBufferSet.h  

const uint8 * GetBufferData ( int32 Buffer
) const

   MuR/MeshBufferSet.h  

uint8 * GetBufferData ( int32 Buffer
)

 Get a pointer to the object-owned data of a buffer. MuR/MeshBufferSet.h  

uint32 GetBufferDataSize ( int32 Buffer
) const

   MuR/MeshBufferSet.h  

void GetChannel ( int32 BufferIndex,
int32 ChannelIndex,
EMeshBufferSemantic* SemanticPtr,
int32* SemanticIndexPtr,
EMeshBufferFormat* FormatPtr,
int32* ComponentCountPtr,
int32* OffsetPtr
) const

 Get a channel of a buffer by index MuR/MeshBufferSet.h  

int32 GetChannelOffset ( int32 Buffer,
int32 Channel
) const

 Get the offset in bytes of the data of this channel inside an element data. MuR/MeshBufferSet.h  

int32 GetDataSize()

 Get the total memory size of the buffers and this struct MuR/MeshBufferSet.h  

int32 GetElementCount()

 Get the number of elements in the buffers MuR/MeshBufferSet.h  

int32 GetElementSize ( int32 Buffer
) const

 Get the size in bytes of a buffer element. MuR/MeshBufferSet.h  

bool HasAnySemanticWithDifferentFormat ( EMeshBufferSemantic Semantic,
EMeshBufferFormat ExpectedFormat
) const

 Check that all channels of a specific semantic use the provided format. MuR/MeshBufferSet.h  

bool HasSameFormat ( int32 ThisBufferIndex,
const FMeshBufferSet& pOther,
int32 OtherBufferIndex
) const

 Compare the format of the two buffers at index buffer and return true if they match. MuR/MeshBufferSet.h  

bool HasSameFormat ( const FMeshBufferSet& Other
) const

 Return true if the formats of the two vertex buffers set match. MuR/MeshBufferSet.h  

bool IsDescriptor ()

 Check if this buffer set is only a format descriptor, e.i. MuR/MeshBufferSet.h  

bool IsSimilar ( const FMeshBufferSet& Other
) const

 Compare the mesh buffer with another one, but ignore internal data like generated vertex indices. MuR/MeshBufferSet.h  

bool IsSimilarRobust ( const FMeshBufferSet& Other,
bool bCompareUVs
) const

 Compare the mesh buffer with another one, but ignore internal data like generated vertex indices. MuR/MeshBufferSet.h  

bool IsSpecialBufferToIgnoreInSimilar ( const FMeshBuffer& Buffer
) const

 Compare the mesh buffer with another one, but ignore internal data like generated vertex indices. MuR/MeshBufferSet.h  

void RemoveBuffer ( int32 BufferIndex
)

 Remove the buffer at the specified position. MuR/MeshBufferSet.h  

void ResetBufferIndices()

 Change the buffer descriptions so that all buffer indices start at 0 and are in the same order than memory. MuR/MeshBufferSet.h  

void Serialise ( FOutputArchive& Arch
) const

   MuR/MeshBufferSet.h  

void SetBuffer ( int32 BufferIndex,
int32 ElementSize,
int32 ChannelCount,
const EMeshBufferSemantic* SemanticsPtr,
const int32* SemanticIndicesPtr,
const EMeshBufferFormat* FormatsPtr,
const int32* ComponentCountsPtr,
const int32* OffsetsPtr,
EMemoryInitPolicy MemoryInitPolicy
)

 Set all the channels of a buffer MuR/MeshBufferSet.h  

void SetBufferChannel ( int32 BufferIndex,
int32 ChannelIndex,
EMeshBufferSemantic Semantic,
int32 SemanticIndex,
EMeshBufferFormat Format,
int32 ComponentCount,
int32 Offset
)

 Set one channels of a buffer MuR/MeshBufferSet.h  

void SetBufferCount ( int32 Count
)

 Set the number of vertex buffers in the mesh. MuR/MeshBufferSet.h  

void SetElementCount ( int32 Count,
EMemoryInitPolicy MemoryInitPolicy
)

 Set the number of vertices in the mesh. MuR/MeshBufferSet.h  

void Unserialise ( FInputArchive& Arch
)

   MuR/MeshBufferSet.h  

void UpdateOffsets ( int32 BufferIndex
)

   MuR/MeshBufferSet.h  

Operators

Name Remarks Include Path Unreal Specifiers

bool operator== ( const FMeshBufferSet& Other
) const

   MuR/MeshBufferSet.h  

Ask questions and help your peers Developer Forums

Write your own tutorials or read those from others Learning Library

On this page