lineUniform.C

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License
    This file is part of OpenFOAM.
 
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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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    for more details.
 
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#include "lineUniform.H"
#include "meshSearch.H"
#include "DynamicList.H"
#include "polyMesh.H"
#include "sampledSetCloud.H"
#include "points.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace sampledSets
{
    defineTypeNameAndDebug(lineUniform, 0);
    addToRunTimeSelectionTable(sampledSet, lineUniform, word);
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
void Foam::sampledSets::lineUniform::calcSamples
(
    DynamicList<point>& samplingPositions,
    DynamicList<scalar>& samplingDistances,
    DynamicList<label>& samplingSegments,
    DynamicList<label>& samplingCells,
    DynamicList<label>& samplingFaces
) const
{
    // Calculate all sampling points
    const scalarField ts(scalarList(identityMap(nPoints_))/(nPoints_ - 1));
    const pointField points((1 - ts)*start_ + ts*end_);
 
    // Calculate the sampling topology
    points::calcSamples
    (
        mesh(),
        searchEngine(),
        points,
        samplingPositions,
        samplingDistances,
        samplingSegments,
        samplingCells,
        samplingFaces
    );
 
    // Overwrite the distances
    forAll(samplingPositions, i)
    {
        samplingDistances[i] = mag(samplingPositions[i] - start_);
    }
}
 
 
void Foam::sampledSets::lineUniform::genSamples()
{
    DynamicList<point> samplingPositions;
    DynamicList<scalar> samplingDistances;
    DynamicList<label> samplingSegments;
    DynamicList<label> samplingCells;
    DynamicList<label> samplingFaces;
 
    calcSamples
    (
        samplingPositions,
        samplingDistances,
        samplingSegments,
        samplingCells,
        samplingFaces
    );
 
    samplingPositions.shrink();
    samplingDistances.shrink();
    samplingSegments.shrink();
    samplingCells.shrink();
    samplingFaces.shrink();
 
    setSamples
    (
        samplingPositions,
        samplingDistances,
        samplingSegments,
        samplingCells,
        samplingFaces
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::sampledSets::lineUniform::lineUniform
(
    const word& name,
    const polyMesh& mesh,
    const meshSearch& searchEngine,
    const dictionary& dict
)
:
    sampledSet(name, mesh, searchEngine, dict),
    start_(dict.lookup("start")),
    end_(dict.lookup("end")),
    nPoints_(dict.lookup<label>("nPoints"))
{
    genSamples();
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::sampledSets::lineUniform::~lineUniform()
{}
 
 
// ************************************************************************* //