openfoam/src/functionObjects/field/streamLine/controlDict

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  dev                                   |
|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      controlDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

application     icoFoam;

startFrom       startTime;

startTime       0;

stopAt          endTime;

endTime         0.5;

deltaT          0.005;

writeControl    timeStep;

writeInterval   20;

purgeWrite      0;

writeFormat     ascii;

writePrecision  6;

writeCompression off;

timeFormat      general;

timePrecision   6;

runTimeModifiable true;

functions
{
    streamLines
    {
        type            streamLine;

        // Where to load it from (if not already in solver)
        libs            ("libfieldFunctionObjects.so");

        // Output every
        writeControl    writeTime;
        // writeInterval 10;

        setFormat       vtk; // gnuplot, raw etc.

        // Interpolation method. Default is cellPoint.
        // interpolationScheme pointMVC;

        // Tracked forwards (+U) or backwards (-U)
        trackForward    true;

        // Names of fields to sample. Should contain above velocity field!
        fields (p U);

        // Steps particles can travel before being removed
        lifeTime        10000;

        //- Specify either absolute length of steps (trackLength) or a number
        //  of subcycling steps per cell (nSubCycle)

            // Size of single track segment [m]
            //trackLength 1e-3;

            // Number of steps per cell (estimate). Set to 1 to disable
            // subcycling.
            nSubCycle 5;

        // Cloud name to use
        cloudName       particleTracks;

        // Seeding method.
        seedSampleSet   uniform;  // cloud; //triSurfaceMeshPointSet;

        uniformCoeffs
        {
            type        uniform;
            axis        x;  //distance;

            start       (-0.0205 0.0001 0.00001);
            end         (-0.0205 0.0005 0.00001);
            nPoints     100;
        }
    }
}


// ************************************************************************* //