SteadyNSTurb.H

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/*---------------------------------------------------------------------------*\
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 * In real Time Highly Advanced Computational Applications for Finite Volumes
 * Copyright (C) 2017 by the ITHACA-FV authors
-------------------------------------------------------------------------------
License
    This file is part of ITHACA-FV
    ITHACA-FV is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    ITHACA-FV is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Lesser General Public License for more details.
    You should have received a copy of the GNU Lesser General Public License
    along with ITHACA-FV. If not, see <http://www.gnu.org/licenses/>.
Class
    SteadyNSTurb
Description
    Reduction class for a Stationary turbulent Navier-Stokes problem.
SourceFiles
    SteadyNSTurb.C
\*---------------------------------------------------------------------------*/

 
#ifndef SteadyNSTurb_H
#define SteadyNSTurb_H
#include "fvCFD.H"
#include "singlePhaseTransportModel.H"
#include "turbulentTransportModel.H"
#include "simpleControl.H"
#include "pisoControl.H"
#include "fvOptions.H"
#include "reductionProblem.H"
#include "ITHACAstream.H"
#include <iostream>
#include "ithacaInterpolator.H"
#include <datatable.h>
#include <bspline.h>
#include <bsplinebuilder.h>
#include <rbfspline.h>
#include <spline.h>
#include <Eigen/Dense>
#include <unsupported/Eigen/NonLinearOptimization>
#include <unsupported/Eigen/NumericalDiff>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
/*---------------------------------------------------------------------------*\
                        Class SteadyNSturb Declaration
\*---------------------------------------------------------------------------*/


class SteadyNSTurb: public steadyNS
{
 
 
    public:
        // Constructors
        SteadyNSTurb();
        SteadyNSTurb(int argc, char* argv[]);
 
        // Member Functions
        PtrList<volScalarField> nutFields;

        volScalarModes nutModes;

        std::vector<std::shared_ptr<ithacaInterpolator>> rbfSplines;

        Eigen::MatrixXd btMatrix;

        List <Eigen::MatrixXd> ct2Matrix;
        Eigen::Tensor<double, 3 > ct2Tensor;

        List <Eigen::MatrixXd> ct1Matrix;
        Eigen::Tensor<double, 3 > ct1Tensor;

        Eigen::Tensor<double, 3 > ct1PPETensor;

        Eigen::Tensor<double, 3 > ct2PPETensor;

        List <Eigen::MatrixXd> cTotalMatrix;
        Eigen::Tensor<double, 3 > cTotalTensor;

        Eigen::Tensor<double, 3 > cTotalPPETensor;

        Eigen::MatrixXd bTotalMatrix;

        Eigen::MatrixXd coeffL2;

        Eigen::VectorXd nutCoeff;

        dictionary viscDict;

        label nNutModes;

        autoPtr<volScalarField> _nut;
        autoPtr<volScalarField> _nuTilda;
 
        //--------------------------------------------------------------------------
        void truthSolve(List<scalar> mu_now);
 
        //--------------------------------------------------------------------------
        void projectPPE(fileName folder, label NUmodes, label NPmodes, label NSUPmodes,
                        label nNutModes);
 
        //--------------------------------------------------------------------------
        void projectSUP(fileName folder, label NUmodes, label NPmodes, label NSUPmodes,
                        label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::MatrixXd btTurbulence(label NUmodes, label NSUPmodes);
 
 
        //--------------------------------------------------------------------------
        List < Eigen::MatrixXd > turbulenceTerm1(label NUmodes, label NSUPmodes,
                label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulenceTensor1(label NUmodes,
                label NSUPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulenceTensor1_cache(label NUmodes,
                label NSUPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        List < Eigen::MatrixXd > turbulenceTerm2(label NUmodes, label NSUPmodes,
                label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulenceTensor2(label NUmodes,
                label NSUPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulenceTensor2_cache(label NUmodes,
                label NSUPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulencePPETensor1(label NUmodes,
                label NSUPmodes, label NPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulencePPETensor1_cache(label NUmodes,
                label NSUPmodes, label NPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulencePPETensor2(label NUmodes,
                label NSUPmodes, label NPmodes, label nNutModes);
 
        //--------------------------------------------------------------------------
        Eigen::Tensor<double, 3 > turbulencePPETensor2_cache(label NUmodes,
                label NSUPmodes, label NPmodes, label nNutModes);
};
 
#endif