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 > API/Plugins/MutableRuntime/MuR

Inheritance Hierarchy

  • Base
  • FMeshBufferSet

References

   
Module MutableRuntime
Header /Engine/Plugins/Experimental/Mutable/Source/MutableRuntime/Public/MuR/MeshBufferSet.h
Include #include "MuR/MeshBufferSet.h"

Syntax

class FMeshBufferSet : public mu::Base

Remarks

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

Variables

  Type Name Description
Public variable TArray< MESH_BUFFER > m_buffers  
Public variable uint32 m_elementCount  

Functions

  Type Name Description
Public function void

AddBuffer ( const FMeshBufferSet& Other,
int32 buffer
)

 Add a new buffer by cloning a buffer from another set.
Public function void

CopyElement ( uint32 fromIndex,
uint32 toIndex
)

 Copy an element from one position to another, overwriting the other element.
Public function Const void

FindChannel ( MESH_BUFFER_SEMANTIC semantic,
int semanticIndex,
int* pBuffer,
int* pChannel
)

 Utility methods.
Public function Const int32  
Public function Const int32

GetBufferChannelCount ( int32 buffer
)

 Get the number of channels in a vertex buffer.
Public function Const int32 Get the number of vertex buffers in the mesh.
Public function Const const uint8 *

GetBufferData ( int32 buffer
)

 Get a pointer to the object-owned data of a buffer.
Public function uint8 *

GetBufferData ( int32 buffer
)

 Get a pointer to the object-owned data of a buffer.
Public function Const uint32

GetBufferDataSize ( int32 buffer
)

 Get a pointer to the object-owned data of a buffer.
Public function Const void

GetChannel ( int32 buffer,
int32 channel,
MESH_BUFFER_SEMANTIC* pSemantic,
int32* pSemanticIndex,
MESH_BUFFER_FORMAT* pFormat,
int32* pComponentCount,
int32* pOffset
)

 Get a channel of a buffer by index
Public function Const int32

GetChannelOffset ( int32 buffer,
int32 channel
)

 Get the offset in bytes of the data of this channel inside an element data.
Public function Const int32 Get the total memory size of the buffers and this struct.
Public function Const int32 Get the number of elements in the buffers.
Public function Const int32

GetElementSize ( int32 buffer
)

 Get the size in bytes of a buffer element.
Public function Const bool

HasSameFormat ( int32 buffer,
const FMeshBufferSet& pOther
)

 Compare the format of the two buffers at index buffer and return true if they match.
Public function Const bool

HasSameFormat ( const FMeshBufferSet& Other
)

 Return true if the formats of the two vertex buffers set match.
Public function Const bool

IsSimilar ( const FMeshBufferSet& o
)

 Compare the mesh buffer with another one, but ignore internal data like generated vertex indices.
Public function Const bool

IsSimilarRobust ( const FMeshBufferSet& Other,
bool bCompareUVs
)

 Compare the mesh buffer with another one, but ignore internal data like generated vertex indices.
Public function Const bool Compare the mesh buffer with another one, but ignore internal data like generated vertex indices.
Public function void

RemoveBuffer ( int32 BufferIndex
)

 Remove the buffer at the specified position.
Public function void Change the buffer descriptions so that all buffer indices start at 0 and are in the same order than memory.
Public function Const void  
Public function void

SetBuffer ( int32 buffer,
int32 elementSize,
int32 channelCount,
const MESH_BUFFER_SEMANTIC* pSemantics,
const int32* pSemanticIndices,
const MESH_BUFFER_FORMAT* pFormats,
const int32* pComponentCounts,
const int32* pOffsets
)

 Set all the channels of a buffer
Public function void

SetBufferChannel ( int32 buffer,
int32 channelIndex,
MESH_BUFFER_SEMANTIC semantic,
int32 semanticIndice,
MESH_BUFFER_FORMAT format,
int32 componentCount,
int32 offset
)

 Set one channels of a buffer
Public function void

SetBufferCount ( int32
)

 Set the number of vertex buffers in the mesh.
Public function void

SetElementCount ( int32
)

 Set the number of vertices in the mesh.
Public function void  
Public function void

UpdateOffsets ( int32 b
)

  

Operators

  Type Name Description
Public function Const bool

operator== ( const FMeshBufferSet& o
)

  

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