tracer.C

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License
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#include "tracer.H"
#include "cloud_functionObject.H"
#include "escapeVelocityLagrangianPatchVectorField.H"
#include "NaNLagrangianFieldSources.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace clouds
{
    defineTypeNameAndDebug(tracer, 0);
    addToRunTimeSelectionTable(cloud, tracer, LagrangianMesh);
}
namespace functionObjects
{
    makeCloudFunctionObject(tracer);
}
}
 
 
// * * * * * * * * * * * *  Protected Member Functions * * * * * * * * * * * //
 
Foam::tmp<Foam::LagrangianSubVectorField>
Foam::clouds::tracer::dUdt
(
    const LagrangianSubMesh& subMesh
) const
{
    return U(subMesh) & Uc.grad(subMesh);
}
 
 
bool Foam::clouds::tracer::reCalculateModified()
{
    return true;
}
 
 
void Foam::clouds::tracer::calculate
(
    const LagrangianSubScalarField& deltaT,
    const bool final
)
{
    if (!final) return;
 
    const LagrangianSubMesh& subMesh = deltaT.mesh();
 
    LagrangianSubVectorSubField& U = this->U.ref(subMesh);
 
    U = Uc(subMesh);
}
 
 
void Foam::clouds::tracer::partition()
{
    cloud::partition();
    carried::clearCarrierFields();
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::clouds::tracer::tracer
(
    LagrangianMesh& mesh,
    const contextType context,
    const dictionary& dict
)
:
    cloud
    (
        mesh,
        context,
        LagrangianVectorDynamicField::New
        (
            "U",
            mesh,
            dimensionedVector("NaN", dimVelocity, vector::uniform(NaN)),
            escapeVelocityLagrangianPatchVectorField::typeName
        )
    ),
    carried(*this, dict)
{
    // Create NaN values on newly injected particles. These values will then
    // get corrected by a call to calculate as a result of reCalculateModified
    // returning true. Alternatively, we could put a carrier field source here
    // and set reCalculateModified to false. Either approach works.
    U.sourcesRef().reset
    (
        U,
        LagrangianVectorDynamicField::Sources
        (
            U,
            LagrangianModels().modelTypeFieldSourceTypes
            <
                LagrangianInjection,
                NaNLagrangianVectorFieldSource
            >(),
            IOerrorLocation()
        )
    );
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::clouds::tracer::~tracer()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::clouds::tracer::solve(const bool initial, const bool final)
{
    // Pre-solve operations ...
    carried::resetCarrierFields(initial);
 
    // Solve
    cloud::solve(initial, final);
 
    // Post-solve operations ...
}
 
 
// ************************************************************************* //