primitiveMesh.C

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  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 "primitiveMesh.H"
#include "demandDrivenData.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
defineTypeNameAndDebug(Foam::primitiveMesh, 0);
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::primitiveMesh::primitiveMesh()
:
    nPoints_(0),
    nEdges_(-1),
    nInternalFaces_(0),
    nFaces_(0),
    nCells_(0),
 
    cellShapesPtr_(NULL),
    edgesPtr_(NULL),
    ccPtr_(NULL),
    ecPtr_(NULL),
    pcPtr_(NULL),
 
    cfPtr_(NULL),
    efPtr_(NULL),
    pfPtr_(NULL),
 
    cePtr_(NULL),
    fePtr_(NULL),
    pePtr_(NULL),
    ppPtr_(NULL),
    cpPtr_(NULL),
 
    labels_(0),
 
    cellCentresPtr_(NULL),
    faceCentresPtr_(NULL),
    cellVolumesPtr_(NULL),
    faceAreasPtr_(NULL)
{}
 
 
// Construct from components
// WARNING: ASSUMES CORRECT ORDERING OF DATA.
Foam::primitiveMesh::primitiveMesh
(
    const label nPoints,
    const label nInternalFaces,
    const label nFaces,
    const label nCells
)
:
    nPoints_(nPoints),
    nEdges_(-1),
    nInternalFaces_(nInternalFaces),
    nFaces_(nFaces),
    nCells_(nCells),
 
    cellShapesPtr_(NULL),
    edgesPtr_(NULL),
    ccPtr_(NULL),
    ecPtr_(NULL),
    pcPtr_(NULL),
 
    cfPtr_(NULL),
    efPtr_(NULL),
    pfPtr_(NULL),
 
    cePtr_(NULL),
    fePtr_(NULL),
    pePtr_(NULL),
    ppPtr_(NULL),
    cpPtr_(NULL),
 
    labels_(0),
 
    cellCentresPtr_(NULL),
    faceCentresPtr_(NULL),
    cellVolumesPtr_(NULL),
    faceAreasPtr_(NULL)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::primitiveMesh::~primitiveMesh()
{
    clearOut();
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::primitiveMesh::reset
(
    const label nPoints,
    const label nInternalFaces,
    const label nFaces,
    const label nCells
)
{
    clearOut();
 
    nPoints_ = nPoints;
    nEdges_ = -1;
 
    nInternalFaces_ = nInternalFaces;
    nFaces_ = nFaces;
    nCells_ = nCells;
 
    if (debug)
    {
        Pout<< "primitiveMesh::reset : mesh reset to"
            << " nPoints:" << nPoints_
            << " nEdges:" << nEdges_
            << " nInternalFaces:" << nInternalFaces_
            << " nFaces:" << nFaces_
            << " nCells:" << nCells_
            << endl;
    }
}
 
 
void Foam::primitiveMesh::reset
(
    const label nPoints,
    const label nInternalFaces,
    const label nFaces,
    const label nCells,
    cellList& clst
)
{
    reset
    (
        nPoints,
        nInternalFaces,
        nFaces,
        nCells
    );
 
    cfPtr_ = new cellList(clst, true);
}
 
 
void Foam::primitiveMesh::reset
(
    const label nPoints,
    const label nInternalFaces,
    const label nFaces,
    const label nCells,
    const Xfer<cellList>& clst
)
{
    reset
    (
        nPoints,
        nInternalFaces,
        nFaces,
        nCells
    );
 
    cfPtr_ = new cellList(clst);
}
 
 
Foam::tmp<Foam::scalarField> Foam::primitiveMesh::movePoints
(
    const pointField& newPoints,
    const pointField& oldPoints
)
{
    if (newPoints.size() <  nPoints() || oldPoints.size() < nPoints())
    {
        FatalErrorIn
        (
            "primitiveMesh::movePoints(const pointField& newPoints, "
            "const pointField& oldPoints)"
        )   << "Cannot move points: size of given point list smaller "
            << "than the number of active points" << nl
            << "newPoints: " << newPoints.size()
            << " oldPoints: " << oldPoints.size()
            << " nPoints(): " << nPoints() << nl
            << abort(FatalError);
    }
 
    // Create swept volumes
    const faceList& f = faces();
 
    tmp<scalarField> tsweptVols(new scalarField(f.size()));
    scalarField& sweptVols = tsweptVols();
 
    forAll(f, faceI)
    {
        sweptVols[faceI] = f[faceI].sweptVol(oldPoints, newPoints);
    }
 
    // Force recalculation of all geometric data with new points
    clearGeom();
 
    return tsweptVols;
}
 
 
const Foam::cellShapeList& Foam::primitiveMesh::cellShapes() const
{
    if (!cellShapesPtr_)
    {
        calcCellShapes();
    }
 
    return *cellShapesPtr_;
}
 
 
// ************************************************************************* //