foam-extend4.1-coherent-io/tutorials/heatTransfer/buoyantPisoFoam/hotRoom/setHotRoom/createFields.H

    Info<< "Reading field T\n" << endl;
    volScalarField T
    (
        IOobject
        (
            "T",
            runTime.timeName(),
            mesh,
            IOobject::MUST_READ,
            IOobject::AUTO_WRITE
        ),
        mesh
    );