readGravitationalAcceleration.H

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Info<< "\nReading gravitationalProperties" << endl;
 
IOdictionary gravitationalProperties
(
    IOobject
    (
        "gravitationalProperties",
        runTime.constant(),
        mesh,
        IOobject::MUST_READ_IF_MODIFIED,
        IOobject::NO_WRITE
    )
);
 
const dimensionedVector g("g", dimAcceleration, gravitationalProperties);
const Switch rotating(gravitationalProperties.lookup("rotating"));
const dimensionedVector Omega =
    rotating
  ? dimensionedVector("Omega", dimless/dimTime, gravitationalProperties)
  : dimensionedVector("Omega", dimless/dimTime, vector::zero);
const dimensionedScalar magg = mag(g);
const dimensionedVector gHat = g/magg;