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  3. FSubRegionRemesher

FSubRegionRemesher

[FSubRegionRemesher](API\Plugins\DynamicMesh\FSubRegionRemesher) is an extension of [FRemesher](API\Plugins\DynamicMesh\FRemesher) that allows for constraining remeshing to a localized region of a mesh.

API > API/Plugins > API/Plugins/DynamicMesh

Warnings * Currently "boundary" edges of the ROI that are split will result in the ROI growing to include both new edges created by the split.

FSubRegionRemesher is an extension of FRemesher that allows for constraining remeshing to a localized region of a mesh. Currently this is initialized from a Vertex ROI.

Currently "boundary" edges of the ROI that are split will result in the ROI growing to include both new edges created by the split.

   
Name FSubRegionRemesher
Type class
Header File /Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/SubRegionRemesher.h
Include Path #include "SubRegionRemesher.h"

Syntax

class FSubRegionRemesher : public UE::Geometry::FRemesher

Inheritance Hierarchy

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

FSubRegionRemesher ( FDynamicMesh3* Mesh
)

   SubRegionRemesher.h  

Destructors

Name Remarks Include Path Unreal Specifiers

virtual PRAGMA_DISABLE_DEPRECATION_WARNINGS ~FSubRegionRemesher()

   SubRegionRemesher.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void BeginTrackRemovedTrisInPass()

 Call before BasicRemeshPass() to enable tracking of removed triangles SubRegionRemesher.h  

const TSet< int32 > & EndTrackRemovedTrisInPass()

 Call after BasicRemeshPass() to disable and return tracking of removed triangles SubRegionRemesher.h  

TSet< int > && ExtractFinalTriangleROI ()

 Extract final triangle ROI. SubRegionRemesher.h  

const TArray< int > & GetCurrentEdgeArray ()

 This is only valid after calling UpdateROI() and before calling BasicRemeshPass(). SubRegionRemesher.h  

const TSet< int > & GetCurrentEdgeROI()

   SubRegionRemesher.h  

const TSet< int > & GetCurrentTriangleROI()

   SubRegionRemesher.h  

const TSet< int > & GetCurrentVertexROI()

   SubRegionRemesher.h  

void InitializeFromTriangleROI ( const TSet< int >& InTriangleROI
)

   SubRegionRemesher.h  
Initialize edge-subregion ROI from the VertexROI member that has been externally initialized. SubRegionRemesher.h  

void Reset()

   SubRegionRemesher.h  
Tell a MeshChangeTracker about the set of triangles that we might modify in the next remesh pass. SubRegionRemesher.h  

void SetInitialVertexROI ( const TSet< int >& Vertices
)

   SubRegionRemesher.h  

void SetInitialVertexROI ( TSet< int >&& Vertices
)

   SubRegionRemesher.h  

void SetInitialVertexROI ( const TArray< int >& Vertices
)

   SubRegionRemesher.h  

void UpdateROI ()

 Update the internal data structures in preparation for a call to FRemesher::BasicRemeshPass. SubRegionRemesher.h  

Overridden from FRemesher

Name Remarks Include Path Unreal Specifiers

virtual void BasicRemeshPass()

 Forwards to FRemesher::BasicRemeshPass SubRegionRemesher.h  

Protected

Name Remarks Include Path Unreal Specifiers

void AddEdgeToTriangleROI ( int EdgeID
)

   SubRegionRemesher.h  

void AddVertexToTriangleROI ( int VertexID
)

   SubRegionRemesher.h  

EVertexControl VertexFilter ( int VertexID
)

   SubRegionRemesher.h  

Overridden from FRemesher

Name Remarks Include Path Unreal Specifiers

virtual void FullSmoothPass_Buffer ( bool bParallel
)

 Applies a smoothing pass to the mesh, storing intermediate positions in a buffer and then writing them at the end (so, no order effect) SubRegionRemesher.h  

virtual int GetNextEdge ( int CurEdgeID,
bool& bDone
)

   SubRegionRemesher.h  

virtual void OnEdgeCollapse ( int EdgeID,
int VertexA,
int VertexB,
const FDynamicMesh3::FEdgeCollapseInfo& CollapseInfo
)

 Callback for subclasses to override to implement custom behavior SubRegionRemesher.h  

virtual void OnEdgeFlip ( int EdgeID,
const FDynamicMesh3::FEdgeFlipInfo& FlipInfo
)

 Callback for subclasses to override to implement custom behavior SubRegionRemesher.h  

virtual void OnEdgeSplit ( int EdgeID,
int VertexA,
int VertexB,
const FDynamicMesh3::FEdgeSplitInfo& SplitInfo
)

 Callbacks and in-progress information Callback for subclasses to override to implement custom behavior SubRegionRemesher.h  

virtual int StartEdges()

 Specialization of Remesher functionality SubRegionRemesher.h  

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