reboundVelocityLagrangianPatchVectorField.C

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#include "reboundVelocityLagrangianPatchVectorField.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::reboundVelocityLagrangianPatchVectorField::
reboundVelocityLagrangianPatchVectorField
(
    const LagrangianPatch& p,
    const regIOobject& iIo,
    const dictionary& dict
)
:
    cloudVelocityLagrangianPatchVectorField(p, iIo, dict),
    e_(dict.lookup<scalar>("e", units::unitless)),
    mu_(dict.lookup<scalar>("mu", units::fraction))
{}
 
 
Foam::reboundVelocityLagrangianPatchVectorField::
reboundVelocityLagrangianPatchVectorField
(
    const reboundVelocityLagrangianPatchVectorField& ptf
)
:
    cloudVelocityLagrangianPatchVectorField(ptf),
    e_(ptf.e_),
    mu_(ptf.mu_)
{}
 
 
Foam::reboundVelocityLagrangianPatchVectorField::
reboundVelocityLagrangianPatchVectorField
(
    const reboundVelocityLagrangianPatchVectorField& ptf,
    const regIOobject& iIo
)
:
    cloudVelocityLagrangianPatchVectorField(ptf, iIo),
    e_(ptf.e_),
    mu_(ptf.mu_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::reboundVelocityLagrangianPatchVectorField::evaluate
(
    PstreamBuffers& pBufs,
    const LagrangianInternalScalarDynamicField& fraction
)
{
    cloudVelocityLagrangianPatchVectorField::evaluate(pBufs, fraction);
 
    const SubField<vector> U = primitiveSubField();
 
    const vectorField np(patch().mesh().nf<vectorField>(fraction));
    const vectorField Up(patch().mesh().Uf<vectorField>(fraction));
 
    // !!! Modify Up with tangential velocity from the carrier U boundary
    // condition, to account for moving/not-moving walls, like the lid of a
    // driven cavity
 
    const scalarField UReln((U - Up) & np);
    const vectorField URelt((U - Up) - np*UReln);
 
    LagrangianPatchVectorField::operator=(Up - e_*UReln*np + (1 - mu_)*URelt);
}
 
 
void Foam::reboundVelocityLagrangianPatchVectorField::write(Ostream& os) const
{
    cloudVelocityLagrangianPatchVectorField::write(os);
 
    writeEntry(os, "e", e_);
    writeEntry(os, "mu", mu_);
}
 
 
Foam::LagrangianState
Foam::reboundVelocityLagrangianPatchVectorField::state() const
{
    return LagrangianState::inCell;
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    makeLagrangianPatchTypeField
    (
        LagrangianPatchVectorField,
        reboundVelocityLagrangianPatchVectorField
    );
}
 
 
// ************************************************************************* //