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  3. FMeshWeights

FMeshWeights

[FMeshWeights](API\Plugins\DynamicMesh\FMeshWeights) implements various techniques for computing local weights of a mesh, for example one-ring weights like Cotangent or Mean-Value.

API > API/Plugins > API/Plugins/DynamicMesh

References

   
Module DynamicMesh
Header /Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/MeshWeights.h
Include #include "MeshWeights.h"

Syntax

class FMeshWeights

Remarks

FMeshWeights implements various techniques for computing local weights of a mesh, for example one-ring weights like Cotangent or Mean-Value.

Constructors

  Type Name Description
Protected function    

Functions

  Type Name Description
Public function Static FVector3d

CotanCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex
)

 Compute cotan-weighted centroid of a vertex one-ring.
Public function Static FVector3d

CotanCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc
)

 Compute cotan-weighted centroid of a vertex one-ring.
Public function Static FVector3d

CotanCentroidSafe ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
double DegenerateTol,
bool* bFailedToUniform
)

 Compute cotan-weighted centroid of a vertex one-ring, with some weight analysis/clamping to avoid vertices getting "stuck" in explicit integration/iterations.
Public function Static FVector3d

CotanCentroidSafe ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc,
double DegenerateTol,
bool* bFailedToUniform
)

 Compute cotan-weighted centroid of a vertex one-ring, with some weight analysis/clamping to avoid vertices getting "stuck" in explicit integration/iterations.
Public function Static void

CotanWeightsBlendSafe ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< void(int32, double)> BlendingFunc,
double DegenerateTol,
bool* bFailedToUniform
)

 Compute cotan-weighted blend for a vertex one-ring, with some weight analysis/clamping to avoid vertices getting "stuck" in explicit integration/iterations.
Public function Static FVector3d

FilteredUniformCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc,
TFunctionRef< bool(int32)> VertexFilterFunc
)

 Compute uniform centroid of a subset of vertex one-ring (eg boundary vertices) These weights are strictly positive and all equal to 1 / valence
Public function Static FVector3d

MeanValueCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
double WeightClamp
)

 Compute mean-value centroid of a vertex one-ring. These weights are strictly positive.
Public function Static FVector3d

MeanValueCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc,
double WeightClamp
)

 Compute mean-value centroid of a vertex one-ring. These weights are strictly positive.
Public function Static FVector3d

UniformCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex
)

 Compute uniform centroid of a vertex one-ring.
Public function Static FVector3d

UniformCentroid ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc
)

 Compute uniform centroid of a vertex one-ring.
Public function Static double

VoronoiArea ( const FDynamicMesh3& Mesh,
int32 VertexIndex
)

 Compute the Mixed Voronoi Area associated with a vertex.
Public function Static double

VoronoiArea ( const FDynamicMesh3& Mesh,
int32 VertexIndex,
TFunctionRef< FVector3d(int32)> VertexPositionFunc
)

 Compute the Mixed Voronoi Area associated with a vertex.

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