immersedBoundaryPolyPatch.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     3.2
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
    This file is part of foam-extend.
 
    foam-extend is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by the
    Free Software Foundation, either version 3 of the License, or (at your
    option) any later version.
 
    foam-extend is distributed in the hope that it will be useful, but
    WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
#include "immersedBoundaryPolyPatch.H"
#include "polyBoundaryMesh.H"
#include "polyMesh.H"
#include "foamTime.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(immersedBoundaryPolyPatch, 0);
 
    addToRunTimeSelectionTable(polyPatch, immersedBoundaryPolyPatch, word);
    addToRunTimeSelectionTable
    (
        polyPatch,
        immersedBoundaryPolyPatch,
        dictionary
    );
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
void Foam::immersedBoundaryPolyPatch::makeTriSurfSearch() const
{
    if (debug)
    {
        Info<< "void immersedBoundaryPolyPatch::makeTriSurfSearch() const : "
            << "creating triSurface search algorithm"
            << endl;
    }
 
    // It is an error to attempt to recalculate
    // if the pointer is already
    if (triSurfSearchPtr_)
    {
        FatalErrorIn("immersedBoundaryPolyPatch::makeTriSurfSearch() const")
            << "triSurface search algorithm already exist"
            << abort(FatalError);
    }
 
    triSurfSearchPtr_ = new triSurfaceSearch(ibMesh_);
}
 
 
void Foam::immersedBoundaryPolyPatch::clearOut()
{
    deleteDemandDrivenData(triSurfSearchPtr_);
}
 
 
// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //
 
void Foam::immersedBoundaryPolyPatch::movePoints(const pointField& p)
{
    // Handle motion of immersed boundary
    clearOut();
 
    primitivePatch::movePoints(p);
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::immersedBoundaryPolyPatch::immersedBoundaryPolyPatch
(
    const word& name,
    const label size,
    const label start,
    const label index,
    const polyBoundaryMesh& bm
)
:
    polyPatch(name, size, start, index, bm),
    ibMesh_
    (
        IOobject
        (
            name  + ".ftr",
            bm.mesh().time().constant(), // instance
            "triSurface",                // local
            bm.mesh(),                   // registry
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    ),
    internalFlow_(false),
    triSurfSearchPtr_(NULL),
    movingIb_(false)
{}
 
 
Foam::immersedBoundaryPolyPatch::immersedBoundaryPolyPatch
(
    const word& name,
    const dictionary& dict,
    const label index,
    const polyBoundaryMesh& bm
)
:
    polyPatch(name, dict, index, bm),
    ibMesh_
    (
        IOobject
        (
            name  + ".ftr",
            bm.mesh().time().constant(), // instance
            "triSurface",                // local
            bm.mesh(),                   // registry
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    ),
    internalFlow_(dict.lookup("internalFlow")),
    triSurfSearchPtr_(NULL),
    movingIb_(false)
{
    if (size() > 0)
    {
        FatalIOErrorIn
        (
            "immersedBoundaryPolyPatch::immersedBoundaryPolyPatch\n"
            "(\n"
            "    const word& name,\n"
            "    const dictionary& dict,\n"
            "    const label index,\n"
            "    const polyBoundaryMesh& bm\n"
            ")",
            dict
        )   << "Faces detected in the immersedBoundaryPolyPatch.  "
            << "This is not allowed: please make sure that the patch size "
            << "equals zero."
            << abort(FatalIOError);
    }
}
 
 
Foam::immersedBoundaryPolyPatch::immersedBoundaryPolyPatch
(
    const immersedBoundaryPolyPatch& pp,
    const polyBoundaryMesh& bm
)
:
    polyPatch(pp, bm),
    ibMesh_
    (
        IOobject
        (
            pp.name() + ".ftr",
            bm.mesh().time().constant(), // instance
            "triSurface",                // local
            bm.mesh(),                   // registry
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    ),
    internalFlow_(pp.internalFlow_),
    triSurfSearchPtr_(NULL),
    movingIb_(false)
{}
 
 
Foam::immersedBoundaryPolyPatch::immersedBoundaryPolyPatch
(
    const immersedBoundaryPolyPatch& pp,
    const polyBoundaryMesh& bm,
    const label index,
    const label newSize,
    const label newStart
)
:
    polyPatch(pp, bm, index, newSize, newStart),
    ibMesh_
    (
        IOobject
        (
            pp.name() + ".ftr",
            bm.mesh().time().constant(), // instance
            "triSurface",                // local
            bm.mesh(),                   // registry
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    ),
    internalFlow_(pp.internalFlow_),
    triSurfSearchPtr_(NULL),
    movingIb_(false)
{}
 
 
// * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * * //
 
Foam::immersedBoundaryPolyPatch::~immersedBoundaryPolyPatch()
{
    clearOut();
}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
const Foam::triSurfaceSearch&
Foam::immersedBoundaryPolyPatch::triSurfSearch() const
{
    if (!triSurfSearchPtr_)
    {
        makeTriSurfSearch();
    }
 
    return *triSurfSearchPtr_;
}
 
 
void Foam::immersedBoundaryPolyPatch::moveTriSurfacePoints
(
    const pointField& p
)
{
    // Record the motion of the patch
    movingIb_ = true;
 
    // Move points of the triSurface
    const pointField& oldPoints = ibMesh_.points();
 
    if (oldPoints.size() != p.size())
    {
        FatalErrorIn
        (
            "void immersedBoundaryPolyPatch::moveTriSurfacePoints\n"
            "(\n"
            "    const pointField& p\n"
            ")"
        )   << "Incorrect size of motion points for patch " << name()
            << ".  oldPoints = "
            << oldPoints.size() << " p = " << p.size()
            << abort(FatalError);
    }
 
    Info<< "Moving immersed boundary points for patch " << name()
        << endl;
 
    ibMesh_.movePoints(p);
 
    fileName path(boundaryMesh().mesh().time().path()/"VTK");
 
    mkDir(path);
    ibMesh_.triSurface::write
    (
        path/
        word
        (
            name() + "_"
          + Foam::name(boundaryMesh().mesh().time().timeIndex())
          + ".stl"
        )
    );
 
    clearOut();
}
 
 
void Foam::immersedBoundaryPolyPatch::write(Ostream& os) const
{
    polyPatch::write(os);
    os.writeKeyword("internalFlow") << internalFlow_
        << token::END_STATEMENT << nl;
}
 
 
// ************************************************************************* //