cloudGravitationalPotentialEnergy.C

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License
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#include "cloudGravitationalPotentialEnergy.H"
#include "lookupUniformDimensionedField.H"
#include "shaped.H"
#include "massive.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
    defineTypeNameAndDebug(cloudGravitationalPotentialEnergy, 0);
    addToRunTimeSelectionTable
    (
        functionObject,
        cloudGravitationalPotentialEnergy,
        dictionary
    );
}
}
 
 
const Foam::word
    Foam::functionObjects::cloudGravitationalPotentialEnergy::GPEName_ = "GPE";
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::functionObjects::cloudGravitationalPotentialEnergy::
cloudGravitationalPotentialEnergy
(
    const word& name,
    const Time& runTime,
    const dictionary& dict
)
:
    cloudLagrangianMeshFunctionObject(name, runTime, dict),
    g(lookupUniformDimensionedField<vector>(mesh().time(), "g"))
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::functionObjects::cloudGravitationalPotentialEnergy::
~cloudGravitationalPotentialEnergy()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::wordList
Foam::functionObjects::cloudGravitationalPotentialEnergy::fields() const
{
    return wordList::null();
}
 
 
void Foam::functionObjects::cloudGravitationalPotentialEnergy::preSolve()
{
    objectRegistryFunctionObject::clearObject(GPEName_);
}
 
 
bool Foam::functionObjects::cloudGravitationalPotentialEnergy::execute()
{
    const Foam::cloud& c = cloud();
 
    objectRegistryFunctionObject::store
    (
        GPEName_,
        isCloud<clouds::massive>()
      ? cloud<clouds::massive>().m(c.mesh())*(-g & c.mesh().position())
      : cloud<clouds::shaped>().v(c.mesh())*(-g & c.mesh().position())
    );
 
    return true;
}
 
 
bool Foam::functionObjects::cloudGravitationalPotentialEnergy::write()
{
    return objectRegistryFunctionObject::writeObject(GPEName_);
}
 
 
bool Foam::functionObjects::cloudGravitationalPotentialEnergy::clear()
{
    return objectRegistryFunctionObject::clearObject(GPEName_);
}
 
 
// ************************************************************************* //