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  3. FSkeletalMeshDeformerHelpers

FSkeletalMeshDeformerHelpers

Functions that expose some internal functionality of [FSkeletalMeshObject](API\Runtime\Engine\FSkeletalMeshObject) required by MeshDeformer systems.

API > API/Runtime > API/Runtime/Engine

Functions that expose some internal functionality of FSkeletalMeshObject required by MeshDeformer systems.

   
Name FSkeletalMeshDeformerHelpers
Type class
Header File /Engine/Source/Runtime/Engine/Public/SkeletalMeshDeformerHelpers.h
Include Path #include "SkeletalMeshDeformerHelpers.h"

Syntax

class FSkeletalMeshDeformerHelpers

Structs

Name Remarks
FClothBuffers Buffer SRVs from the cloth system.

Constants

Name Type Remarks Include Path
ColorBufferBytesPerElement uint32   SkeletalMeshDeformerHelpers.h
PosBufferBytesPerElement uint32   SkeletalMeshDeformerHelpers.h
PosBufferElementMultiplier uint32   SkeletalMeshDeformerHelpers.h
TangentBufferBytesPerElement uint32   SkeletalMeshDeformerHelpers.h
TangentBufferElementMultiplier uint32   SkeletalMeshDeformerHelpers.h

Functions

Static

Name Remarks Include Path Unreal Specifiers

static FRDGBuffer * AllocateVertexFactoryColorBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
TCHAR const* InBufferName
)

   SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * AllocateVertexFactoryColorBuffer ( FRDGBuilder& GraphBuilder,
FRDGExternalAccessQueue& ExternalAccesQueue,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
TCHAR const* InBufferName
)

 Allocate and bind a new color buffer and return it for writing. SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * AllocateVertexFactoryPositionBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
bool bInLodJustChanged,
TCHAR const* InBufferName
)

   SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * AllocateVertexFactoryPositionBuffer ( FRDGBuilder& GraphBuilder,
FRDGExternalAccessQueue& ExternalAccesQueue,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
TCHAR const* InBufferName
)

 Allocate and bind a new position buffer and return it for writing. SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * AllocateVertexFactoryTangentBuffer ( FRDGBuilder& GraphBuilder,
FRDGExternalAccessQueue& ExternalAccesQueue,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
TCHAR const* InBufferName
)

 Allocate and bind a new tangent buffer and return it for writing. SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * AllocateVertexFactoryTangentBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
TCHAR const* InBufferName
)

   SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * GetAllocatedColorBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

 Returns the allocated writable color buffer if one has been allocated SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * GetAllocatedPositionBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

 Returns the allocated writable position buffer if one has been allocated SkeletalMeshDeformerHelpers.h  

static FRDGBuffer * GetAllocatedTangentBuffer ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

 Returns the allocated writable tangent buffer if one has been allocated SkeletalMeshDeformerHelpers.h  

static FRHIShaderResourceView * GetBoneBufferForReading ( FSkeletalMeshObject const* InMeshObject,
int32 InLodIndex,
int32 InSectionIndex,
bool bInPreviousFrame
)

 Get direct access to bone matrix buffer SRV. SkeletalMeshDeformerHelpers.h  

static FClothBuffers GetClothBuffersForReading ( FSkeletalMeshObject const* InMeshObject,
int32 InLodIndex,
int32 InSectionIndex,
uint32 InFrameNumber,
bool bInPreviousFrame
)

 Get direct access to cloth buffer SRVs. SkeletalMeshDeformerHelpers.h  

static int32 GetIndexOfFirstAvailableSection ( FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

 Returns the index of the first section that is not disabled SkeletalMeshDeformerHelpers.h  

static FRHIShaderResourceView * GetMorphTargetBufferForReading ( FSkeletalMeshObject const* InMeshObject,
int32 InLodIndex,
int32 InSectionIndex,
uint32 InFrameNumber,
bool bInPreviousFrame
)

 Get direct access to morph target buffer SRV. SkeletalMeshDeformerHelpers.h  

static void ResetVertexFactoryBufferOverrides ( FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

 Release all of the the buffers that have been allocated through the AllocateVertexFactory*() functions. SkeletalMeshDeformerHelpers.h  

static void UpdateVertexFactoryBufferOverrides ( FRHICommandListBase& RHICmdList,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
bool bInvalidatePreviousPosition
)

 Update all of the MeshObject's passthrough vertex factories with the currently allocated vertex buffers. SkeletalMeshDeformerHelpers.h  

static void UpdateVertexFactoryBufferOverrides ( FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

   SkeletalMeshDeformerHelpers.h  

static void UpdateVertexFactoryBufferOverrides ( FRHICommandListBase& RHICmdList,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex
)

   SkeletalMeshDeformerHelpers.h  

static void UpdateVertexFactoryBufferOverrides ( FRDGBuilder& GraphBuilder,
FSkeletalMeshObject* InMeshObject,
int32 InLodIndex,
bool bInvalidatePreviousPosition
)

   SkeletalMeshDeformerHelpers.h  

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