sampledCutPlane.C

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License
    This file is part of OpenFOAM.
 
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#include "sampledCutPlane.H"
#include "emptyFvPatchFields.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace sampledSurfaces
{
    defineTypeNameAndDebug(cutPlane, 0);
    addToRunTimeSelectionTable(sampledSurface, cutPlane, word);
 
    // Backwards compatible lookup as "cuttingPlane"
    addNamedToRunTimeSelectionTable
    (
        sampledSurface,
        cutPlane,
        word,
        cuttingPlane
    );
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
Foam::autoPtr<Foam::cutPolyIsoSurface>
Foam::sampledSurfaces::cutPlane::calcIsoSurf() const
{
    // Compute the distance from the mesh points to the plane
    scalarField pointDistance(mesh().nPoints());
    {
        forAll(mesh().points(), pointi)
        {
            pointDistance[pointi] =
                plane_.signedDistance(mesh().points()[pointi]);
        }
    }
 
    // Construct an iso-surface at the given distance
    return autoPtr<cutPolyIsoSurface>
    (
        new cutPolyIsoSurface(mesh(), pointDistance, 0, zoneName())
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::sampledSurfaces::cutPlane::cutPlane
(
    const word& name,
    const polyMesh& mesh,
    const dictionary& dict
)
:
    sampledIsoSurfaceSurface(name, mesh, dict),
    plane_(dict)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::sampledSurfaces::cutPlane::~cutPlane()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
bool Foam::sampledSurfaces::cutPlane::needsUpdate() const
{
    return timeIndex() == -1;
}
 
 
void Foam::sampledSurfaces::cutPlane::print(Ostream& os) const
{
    os  << "cutPlane: " << name() << " :"
        << "  plane:" << plane_
        << "  faces:" << faces().size()
        << "  points:" << points().size();
}
 
 
// ************************************************************************* //