A smooth Heaviside function to project the signed distance field in level set topology optimization. More...
Public Member Functions | |
TypeName ("sigmoidalHeaviside") | |
Runtime type information. More... | |
sigmoidalHeaviside (const fvMesh &mesh, const dictionary &dict) | |
Construct from mesh and dictionary. More... | |
virtual | ~sigmoidalHeaviside ()=default |
virtual void | interpolate (const scalarField &arg, scalarField &res) const |
Interpolate argument to result. More... | |
virtual tmp< scalarField > | derivative (const scalarField &arg) const |
Return of function with respect to the argument field. More... | |
Public Member Functions inherited from topOInterpolationFunction | |
TypeName ("topOInterpolationFunction") | |
Runtime type information. More... | |
declareRunTimeSelectionTable (autoPtr, topOInterpolationFunction, dictionary,(const fvMesh &mesh, const dictionary &dict),(mesh, dict)) | |
topOInterpolationFunction (const fvMesh &mesh, const dictionary &dict) | |
Construct from components. More... | |
virtual | ~topOInterpolationFunction ()=default |
Destructor. More... | |
virtual void | setLengthScaleParam (const scalar lengthScale) |
Set the parameter determining length scale. More... | |
Protected Member Functions | |
scalar | computeNearBandWidth () const |
Compute the near-band width of the fluid-solid interface as. More... | |
Protected Attributes | |
scalar | dNB_ |
The near-band distance. More... | |
Protected Attributes inherited from topOInterpolationFunction | |
const fvMesh & | mesh_ |
dictionary | dict_ |
Additional Inherited Members | |
Static Public Member Functions inherited from topOInterpolationFunction | |
static autoPtr< topOInterpolationFunction > | New (const fvMesh &mesh, const dictionary &dict) |
Return an autoPtr to the selected interpolation type. More... | |
A smooth Heaviside function to project the signed distance field in level set topology optimization.
Definition at line 44 of file sigmoidalHeaviside.H.
sigmoidalHeaviside | ( | const fvMesh & | mesh, |
const dictionary & | dict | ||
) |
Construct from mesh and dictionary.
Definition at line 76 of file sigmoidalHeaviside.C.
|
virtualdefault |
|
protected |
Compute the near-band width of the fluid-solid interface as.
the mean edge length of mesh cells
Definition at line 45 of file sigmoidalHeaviside.C.
References polyMesh::bounds(), DebugInfo, topOInterpolationFunction::dict_, Foam::endl(), forAll, Foam::gAverage(), dictionary::getOrDefaultCompat(), topOInterpolationFunction::mesh_, polyMesh::nGeometricD(), Foam::pow(), polyMesh::solutionD(), boundBox::span(), and fvMesh::V().
TypeName | ( | "sigmoidalHeaviside" | ) |
Runtime type information.
|
virtual |
Interpolate argument to result.
Implements topOInterpolationFunction.
Definition at line 90 of file sigmoidalHeaviside.C.
References DebugInfo, Foam::endl(), Foam::max(), Foam::min(), Foam::constant::mathematical::pi(), Foam::sin(), and Foam::type().
|
virtual |
Return of function with respect to the argument field.
Implements topOInterpolationFunction.
Definition at line 106 of file sigmoidalHeaviside.C.
References Foam::cos(), DebugInfo, sigmoidalHeaviside::dNB_, Foam::endl(), Foam::max(), topOInterpolationFunction::mesh_, Foam::min(), tmp< T >::New(), Foam::constant::mathematical::pi(), tmp< T >::ref(), UList< T >::size(), fvMesh::time(), TimeState::timeOutputValue(), Foam::type(), and Foam::Zero.
|
protected |
The near-band distance.
Definition at line 55 of file sigmoidalHeaviside.H.
Referenced by sigmoidalHeaviside::derivative().