ForcingCFSSyntheticEddy.h

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//////////////////////////////////////////////////////////////////////////////
//
// File:  ForcingCFSSyntheticEddy.h
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: Derived base class - Synthetic turbulence forcing for the
//              Compressible solver.
//
///////////////////////////////////////////////////////////////////////////////
 
#ifndef NEKTAR_SOLVERUTILS_FORCINGCFSSYNTHETICEDDY
#define NEKTAR_SOLVERUTILS_FORCINGCFSSYNTHETICEDDY
 
#include <CompressibleFlowSolver/Misc/VariableConverter.h>
#include <SolverUtils/Forcing/Forcing.h>
#include <SolverUtils/Forcing/ForcingSyntheticEddy.h>
#include <string>
 
namespace Nektar::SolverUtils
{
 
class ForcingCFSSyntheticEddy : virtual public SolverUtils::Forcing,
                                virtual public SolverUtils::ForcingSyntheticEddy
{
public:
    friend class MemoryManager<ForcingCFSSyntheticEddy>;
 
    /// Creates an instance of this class
    static ForcingSharedPtr create(
        const LibUtilities::SessionReaderSharedPtr &pSession,
        const std::weak_ptr<EquationSystem> &pEquation,
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
        const unsigned int &pNumForcingFields, const TiXmlElement *pForce)
    {
        ForcingSharedPtr p =
            MemoryManager<ForcingCFSSyntheticEddy>::AllocateSharedPtr(
                pSession, pEquation);
        p->InitObject(pFields, pNumForcingFields, pForce);
        return p;
    }
 
    /// Name of the class
    static std::string className;
 
protected:
    // Apply forcing term
    void v_Apply(const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
                 const Array<OneD, Array<OneD, NekDouble>> &inarray,
                 Array<OneD, Array<OneD, NekDouble>> &outarray,
                 const NekDouble &time) override;
    // Apply forcing term
    void v_ApplyCoeff(
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
        const Array<OneD, Array<OneD, NekDouble>> &inarray,
        Array<OneD, Array<OneD, NekDouble>> &outarray,
        const NekDouble &time) override;
    /// Calculate Forcing
    void CalculateForcing(
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields);
    /// Compute Velocity Fluctuation
    Array<OneD, Array<OneD, NekDouble>> ComputeDensityFluctuation(
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields,
        const Array<OneD, Array<OneD, NekDouble>> &velFLuc,
        std::pair<NekDouble, NekDouble> rhoMachMean);
    /// Compute rho and mach mean
    std::pair<NekDouble, NekDouble> ComputeRhoMachMean(
        const Array<OneD, MultiRegions::ExpListSharedPtr> &pFields);
 
    /// Auxiliary object to convert variables
    VariableConverterSharedPtr m_varConv;
 
private:
    ForcingCFSSyntheticEddy(
        const LibUtilities::SessionReaderSharedPtr &pSession,
        const std::weak_ptr<EquationSystem> &pEquation);
    ~ForcingCFSSyntheticEddy(void) override = default;
};
 
} // namespace Nektar::SolverUtils
 
#endif