createFields.H

#include "readGravitationalAcceleration.H"

Info<< "Reading thermophysical properties\n" << endl;

autoPtr<psiThermo> pThermo
(
    psiThermo::New(mesh)
);
psiThermo& thermo = pThermo();

volScalarField rho
(
    IOobject
    (
        "rho",
        runTime.timeName(),
        mesh,
        IOobject::NO_READ,
        IOobject::AUTO_WRITE
    ),
    thermo.rho()
);

Info<< "\nReading field U\n" << endl;
volVectorField U
(
    IOobject
    (
        "U",
        runTime.timeName(),
        mesh,
        IOobject::MUST_READ,
        IOobject::AUTO_WRITE
    ),
    mesh
);

#include "compressibleCreatePhi.H"

Info<< "Creating turbulence model\n" << endl;
autoPtr<compressible::turbulenceModel> turbulence
(
    compressible::turbulenceModel::New
    (
        rho,
        U,
        phi,
        thermo
    )
);

const word kinematicCloudName
(
    args.getOrDefault<word>("cloud", "kinematicCloud")
);

Info<< "Constructing kinematicCloud " << kinematicCloudName << endl;
basicKinematicCloud kinematicCloud
(
    kinematicCloudName,
    rho,
    U,
    thermo.mu(),
    g
);