===================
setFieldsDict
===================

.. code-block:: bash

    /*--------------------------------*- C++ -*----------------------------------*\
    | =========                 |                                                 |
    | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
    |  \\    /   O peration     | Version:  4.1                                   |
    |   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
    |    \\/     M anipulation  |                                                 |
    \*---------------------------------------------------------------------------*/
    FoamFile
    {
        version     2.0;
        format      ascii;
        class       dictionary;
        location    "system";
        object      setFieldsDict;
    }
    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

    defaultFieldValues
    (
        volScalarFieldValue alpha.air 1
        volScalarFieldValue alpha.water 0
        volScalarFieldValue alpha.oil 0
        volVectorFieldValue U (0 0 0)
    );

    regions
    (
        boxToCell
        {
            box (0 0 -1) (15.037 0.6 1);
            fieldValues
            (
                volScalarFieldValue alpha.water 1
                volScalarFieldValue alpha.oil 0            
                volScalarFieldValue alpha.air 0
            );
        }
        boxToCell
        {
            box (0 0.6 -1) (15.037 1.18 1);
            fieldValues
            (
                volScalarFieldValue alpha.water 0
                volScalarFieldValue alpha.oil 1
                volScalarFieldValue alpha.air 0
            );
        }    
    
    );


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