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  3. FStaticMeshInstanceBuffer

FStaticMeshInstanceBuffer

A vertex buffer of positions.

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

Inheritance Hierarchy

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Classes/Engine/InstancedStaticMesh.h
Include #include "Engine/InstancedStaticMesh.h"

Syntax

class FStaticMeshInstanceBuffer : public FRenderResource

Remarks

A vertex buffer of positions.

Variables

  Type Name Description
Public variable TSharedPtr< FStaticMeshInstanceData, ESPMode::ThreadSafe > InstanceData The vertex data storage type
Public variable bool RequireCPUAccess Keep CPU copy of instance data

Constructors

  Type Name Description
Public function  

FStaticMeshInstanceBuffer ( ERHIFeatureLevel::Type InFeatureLevel,
bool InRequireCPUAccess,
bool bDeferGPUUploadIn
)

 Default constructor.

Destructors

  Type Name Description
Public function   Destructor.

Functions

  Type Name Description
Public function Const void

BindInstanceVertexBuffer ( const FVertexFactory* VertexFactory,
FInstancedStaticMeshDataType& InstancedStaticMeshData
)

  
Public function bool Set flush to GPU as pending if the bDeferGPUUpload flag is true.
Public function void Call to flush any pending GPU data copies, if bFlushToGPUPending is false it does nothing.
Public function Const void

GetInstanceCustomDataValues ( int32 InstanceIndex,
TArray< float >& InstanceCustomData
)

  
Public function Const FStaticMeshInstanceData *  
Public function Const void

GetInstanceEditorData ( int32 InstanceIndex,
FColor& HitProxyColorOut,
bool& bSelectedOut
)

  
Public function FBufferRHIRef  
Public function Const void

GetInstanceLightMapData ( int32 InstanceIndex,
FVector4f& InstanceLightmapAndShadowMapUVBias
)

  
Public function FBufferRHIRef  
Public function Const void

GetInstanceRandomID ( int32 InstanceIndex,
float& RandomInstanceID
)

  
Public function Const void

GetInstanceTransform ( int32 InstanceIndex,
FRenderTransform& Transform
)

  
Public function FBufferRHIRef  
Public function Const uint32 Other accessors.
Public function Const SIZE_T  
Public function void Initializes the buffer with the component's data.
Public function void  

Overridden from FRenderResource

  Type Name Description
Public function Virtual Const FString  
Public function Virtual void Initializes the resource. This is only called by the rendering thread.
Public function Virtual void

InitRHI ( FRHICommandListBase& RHICmdList
)

 Initializes the RHI resources used by this resource.
Public function Virtual void Prepares the resource for deletion. This is only called by the rendering thread.
Public function Virtual void Releases the RHI resources used by this resource.

Operators

  Type Name Description
Public function void Specialized assignment operator, only used when importing LOD's.

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