/*--------------------------------*- C++ -*----------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Version:  14
     \\/     M anipulation  |
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Description
    Calculates and writes a field in the range -1 to 1, in which:
      -  1 = rotational flow
      -  0 = parallel shear (50% rotational, 50% shear)
      - -1 = pure shear deformation

\*---------------------------------------------------------------------------*/

type            flowType;
libs            ("libfieldFunctionObjects.so");

U               U;
field           $U;

executeControl  writeTime;
writeControl    writeTime;

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