polyMeshFilterSettings.C

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License
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "polyMeshFilterSettings.H"
#include "unitConversion.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::polyMeshFilterSettings::polyMeshFilterSettings(const dictionary& dict)
:
    dict_(dict),
    controlMeshQuality_
    (
        dict_.lookupOrDefault<Switch>("controlMeshQuality", false)
    ),
    collapseEdgesCoeffDict_(dict_.subDict("collapseEdgesCoeffs")),
    collapseFacesCoeffDict_(dict_.subOrEmptyDict("collapseFacesCoeffs")),
    meshQualityCoeffDict_(dict_.subOrEmptyDict("controlMeshQualityCoeffs")),
    minLen_(collapseEdgesCoeffDict_.lookup<scalar>("minimumEdgeLength")),
    maxCos_
    (
        ::cos
        (
            collapseEdgesCoeffDict_.lookup<scalar>
            (
                "maximumMergeAngle",
                unitDegrees
            )
        )
    ),
    edgeReductionFactor_
    (
        meshQualityCoeffDict_.lookupOrDefault<scalar>("edgeReductionFactor", -1)
    ),
    maxIterations_
    (
        meshQualityCoeffDict_.lookupOrAddDefault<label>("maximumIterations", 1)
    ),
    maxSmoothIters_
    (
        meshQualityCoeffDict_.lookupOrAddDefault<label>
        (
            "maximumSmoothingIterations",
            0
        )
    ),
    initialFaceLengthFactor_
    (
        collapseFacesCoeffDict_.lookupOrAddDefault<scalar>
        (
            "initialFaceLengthFactor",
            -1
        )
    ),
    faceReductionFactor_
    (
        meshQualityCoeffDict_.lookupOrAddDefault<scalar>
        (
            "faceReductionFactor",
            -1
        )
    ),
    maxPointErrorCount_
    (
        meshQualityCoeffDict_.lookupOrAddDefault<label>("maxPointErrorCount", 0)
    )
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::polyMeshFilterSettings::writeSettings(Ostream& os) const
{
    os  << "Merging:" << nl
        << "    edges with length less than " << minLen() << " meters" << nl
        << "    edges split by a point with edges in line to within "
        << radToDeg(::acos(maxCos())) << " degrees" << nl
        << "    Minimum edge length reduction factor = "
        << edgeReductionFactor() << nl
        << endl;
 
    if (collapseFacesCoeffDict().empty())
    {
        os  << "Face collapsing is off" << endl;
    }
    else
    {
        os  << "Face collapsing is on" << endl;
        os  << "    Initial face length factor = "<< initialFaceLengthFactor()
            << endl;
    }
 
    os  << "Control mesh quality = " << controlMeshQuality().asText() << endl;
 
    if (controlMeshQuality())
    {
        os  << "    Minimum edge length reduction factor = "
            << edgeReductionFactor() << nl
            << "    Minimum face area reduction factor = "
            << faceReductionFactor() << endl;
 
        os  << "    Maximum number of collapse iterations = " << maxIterations()
            << endl;
 
        os  << "    Maximum number of edge/face reduction factor smoothing "
            << "iterations = " << maxSmoothIters() << endl;
 
        os  << "    Maximum number of times a point can contribute to bad "
            << "faces across " << nl
            << "    collapse iterations = " << maxPointErrorCount()
            << endl;
    }
 
    os  << "Selectively disabling wanted collapses until resulting quality"
        << " satisfies constraints in system/meshQualityDict" << nl
        << endl;
}
 
 
// ************************************************************************* //